Infra: Capitalisation Consistency (#6296)

* Rename Ryujinx.UI.Common

* Rename Ryujinx.UI.LocaleGenerator

* Update in Files

AboutWindow

* Configuration State

* Rename projects

* Ryujinx/UI

* Fix build

* Main remaining inconsistencies

* HLE.UI Namespace

* HLE.UI Files

* Namespace

* Ryujinx.UI.Common.Configuration.UI

* Ryujinx.UI.Common,Configuration.UI Files

* More instances

src/Ryujinx.UI.Common/App/ApplicationAddedEventArgs.cs

@@ -0,0 +1,9 @@
+using System;
+
+namespace Ryujinx.UI.App.Common
+{
+    public class ApplicationAddedEventArgs : EventArgs
+    {
+        public ApplicationData AppData { get; set; }
+    }
+}

src/Ryujinx.UI.Common/App/ApplicationCountUpdatedEventArgs.cs

@@ -0,0 +1,10 @@
+using System;
+
+namespace Ryujinx.UI.App.Common
+{
+    public class ApplicationCountUpdatedEventArgs : EventArgs
+    {
+        public int NumAppsFound { get; set; }
+        public int NumAppsLoaded { get; set; }
+    }
+}

src/Ryujinx.UI.Common/App/ApplicationData.cs

@@ -0,0 +1,158 @@
+using LibHac.Common;
+using LibHac.Fs;
+using LibHac.Fs.Fsa;
+using LibHac.FsSystem;
+using LibHac.Loader;
+using LibHac.Ns;
+using LibHac.Tools.Fs;
+using LibHac.Tools.FsSystem;
+using LibHac.Tools.FsSystem.NcaUtils;
+using Ryujinx.Common.Logging;
+using Ryujinx.HLE.FileSystem;
+using Ryujinx.UI.Common.Helper;
+using System;
+using System.IO;
+
+namespace Ryujinx.UI.App.Common
+{
+    public class ApplicationData
+    {
+        public bool Favorite { get; set; }
+        public byte[] Icon { get; set; }
+        public string TitleName { get; set; }
+        public string TitleId { get; set; }
+        public string Developer { get; set; }
+        public string Version { get; set; }
+        public TimeSpan TimePlayed { get; set; }
+        public DateTime? LastPlayed { get; set; }
+        public string FileExtension { get; set; }
+        public long FileSize { get; set; }
+        public string Path { get; set; }
+        public BlitStruct<ApplicationControlProperty> ControlHolder { get; set; }
+
+        public string TimePlayedString => ValueFormatUtils.FormatTimeSpan(TimePlayed);
+
+        public string LastPlayedString => ValueFormatUtils.FormatDateTime(LastPlayed);
+
+        public string FileSizeString => ValueFormatUtils.FormatFileSize(FileSize);
+
+        public static string GetApplicationBuildId(VirtualFileSystem virtualFileSystem, string titleFilePath)
+        {
+            using FileStream file = new(titleFilePath, FileMode.Open, FileAccess.Read);
+
+            Nca mainNca = null;
+            Nca patchNca = null;
+
+            if (!System.IO.Path.Exists(titleFilePath))
+            {
+                Logger.Error?.Print(LogClass.Application, $"File does not exists. {titleFilePath}");
+                return string.Empty;
+            }
+
+            string extension = System.IO.Path.GetExtension(titleFilePath).ToLower();
+
+            if (extension is ".nsp" or ".xci")
+            {
+                IFileSystem pfs;
+
+                if (extension == ".xci")
+                {
+                    Xci xci = new(virtualFileSystem.KeySet, file.AsStorage());
+
+                    pfs = xci.OpenPartition(XciPartitionType.Secure);
+                }
+                else
+                {
+                    var pfsTemp = new PartitionFileSystem();
+                    pfsTemp.Initialize(file.AsStorage()).ThrowIfFailure();
+                    pfs = pfsTemp;
+                }
+
+                foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*.nca"))
+                {
+                    using var ncaFile = new UniqueRef<IFile>();
+
+                    pfs.OpenFile(ref ncaFile.Ref, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                    Nca nca = new(virtualFileSystem.KeySet, ncaFile.Get.AsStorage());
+
+                    if (nca.Header.ContentType != NcaContentType.Program)
+                    {
+                        continue;
+                    }
+
+                    int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
+
+                    if (nca.Header.GetFsHeader(dataIndex).IsPatchSection())
+                    {
+                        patchNca = nca;
+                    }
+                    else
+                    {
+                        mainNca = nca;
+                    }
+                }
+            }
+            else if (extension == ".nca")
+            {
+                mainNca = new Nca(virtualFileSystem.KeySet, file.AsStorage());
+            }
+
+            if (mainNca == null)
+            {
+                Logger.Error?.Print(LogClass.Application, "Extraction failure. The main NCA was not present in the selected file");
+
+                return string.Empty;
+            }
+
+            (Nca updatePatchNca, _) = ApplicationLibrary.GetGameUpdateData(virtualFileSystem, mainNca.Header.TitleId.ToString("x16"), 0, out _);
+
+            if (updatePatchNca != null)
+            {
+                patchNca = updatePatchNca;
+            }
+
+            IFileSystem codeFs = null;
+
+            if (patchNca == null)
+            {
+                if (mainNca.CanOpenSection(NcaSectionType.Code))
+                {
+                    codeFs = mainNca.OpenFileSystem(NcaSectionType.Code, IntegrityCheckLevel.ErrorOnInvalid);
+                }
+            }
+            else
+            {
+                if (patchNca.CanOpenSection(NcaSectionType.Code))
+                {
+                    codeFs = mainNca.OpenFileSystemWithPatch(patchNca, NcaSectionType.Code, IntegrityCheckLevel.ErrorOnInvalid);
+                }
+            }
+
+            if (codeFs == null)
+            {
+                Logger.Error?.Print(LogClass.Loader, "No ExeFS found in NCA");
+
+                return string.Empty;
+            }
+
+            const string MainExeFs = "main";
+
+            if (!codeFs.FileExists($"/{MainExeFs}"))
+            {
+                Logger.Error?.Print(LogClass.Loader, "No main binary ExeFS found in ExeFS");
+
+                return string.Empty;
+            }
+
+            using var nsoFile = new UniqueRef<IFile>();
+
+            codeFs.OpenFile(ref nsoFile.Ref, $"/{MainExeFs}".ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+            NsoReader reader = new();
+            reader.Initialize(nsoFile.Release().AsStorage().AsFile(OpenMode.Read)).ThrowIfFailure();
+
+            return BitConverter.ToString(reader.Header.ModuleId.ItemsRo.ToArray()).Replace("-", "").ToUpper()[..16];
+        }
+    }
+}

src/Ryujinx.UI.Common/App/ApplicationJsonSerializerContext.cs

@@ -0,0 +1,10 @@
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.App.Common
+{
+    [JsonSourceGenerationOptions(WriteIndented = true)]
+    [JsonSerializable(typeof(ApplicationMetadata))]
+    internal partial class ApplicationJsonSerializerContext : JsonSerializerContext
+    {
+    }
+}

src/Ryujinx.UI.Common/App/ApplicationLibrary.cs

@@ -0,0 +1,930 @@
+using LibHac;
+using LibHac.Common;
+using LibHac.Common.Keys;
+using LibHac.Fs;
+using LibHac.Fs.Fsa;
+using LibHac.FsSystem;
+using LibHac.Ns;
+using LibHac.Tools.Fs;
+using LibHac.Tools.FsSystem;
+using LibHac.Tools.FsSystem.NcaUtils;
+using Ryujinx.Common;
+using Ryujinx.Common.Configuration;
+using Ryujinx.Common.Logging;
+using Ryujinx.Common.Utilities;
+using Ryujinx.HLE.FileSystem;
+using Ryujinx.HLE.HOS.SystemState;
+using Ryujinx.HLE.Loaders.Npdm;
+using Ryujinx.UI.Common.Configuration;
+using Ryujinx.UI.Common.Configuration.System;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Text.Json;
+using System.Threading;
+using Path = System.IO.Path;
+using TimeSpan = System.TimeSpan;
+
+namespace Ryujinx.UI.App.Common
+{
+    public class ApplicationLibrary
+    {
+        public event EventHandler<ApplicationAddedEventArgs> ApplicationAdded;
+        public event EventHandler<ApplicationCountUpdatedEventArgs> ApplicationCountUpdated;
+
+        private readonly byte[] _nspIcon;
+        private readonly byte[] _xciIcon;
+        private readonly byte[] _ncaIcon;
+        private readonly byte[] _nroIcon;
+        private readonly byte[] _nsoIcon;
+
+        private readonly VirtualFileSystem _virtualFileSystem;
+        private Language _desiredTitleLanguage;
+        private CancellationTokenSource _cancellationToken;
+
+        private static readonly ApplicationJsonSerializerContext _serializerContext = new(JsonHelper.GetDefaultSerializerOptions());
+        private static readonly TitleUpdateMetadataJsonSerializerContext _titleSerializerContext = new(JsonHelper.GetDefaultSerializerOptions());
+
+        public ApplicationLibrary(VirtualFileSystem virtualFileSystem)
+        {
+            _virtualFileSystem = virtualFileSystem;
+
+            _nspIcon = GetResourceBytes("Ryujinx.UI.Common.Resources.Icon_NSP.png");
+            _xciIcon = GetResourceBytes("Ryujinx.UI.Common.Resources.Icon_XCI.png");
+            _ncaIcon = GetResourceBytes("Ryujinx.UI.Common.Resources.Icon_NCA.png");
+            _nroIcon = GetResourceBytes("Ryujinx.UI.Common.Resources.Icon_NRO.png");
+            _nsoIcon = GetResourceBytes("Ryujinx.UI.Common.Resources.Icon_NSO.png");
+        }
+
+        private static byte[] GetResourceBytes(string resourceName)
+        {
+            Stream resourceStream = Assembly.GetCallingAssembly().GetManifestResourceStream(resourceName);
+            byte[] resourceByteArray = new byte[resourceStream.Length];
+
+            resourceStream.Read(resourceByteArray);
+
+            return resourceByteArray;
+        }
+
+        public void CancelLoading()
+        {
+            _cancellationToken?.Cancel();
+        }
+
+        public static void ReadControlData(IFileSystem controlFs, Span<byte> outProperty)
+        {
+            using UniqueRef<IFile> controlFile = new();
+
+            controlFs.OpenFile(ref controlFile.Ref, "/control.nacp".ToU8Span(), OpenMode.Read).ThrowIfFailure();
+            controlFile.Get.Read(out _, 0, outProperty, ReadOption.None).ThrowIfFailure();
+        }
+
+        public void LoadApplications(List<string> appDirs, Language desiredTitleLanguage)
+        {
+            int numApplicationsFound = 0;
+            int numApplicationsLoaded = 0;
+
+            _desiredTitleLanguage = desiredTitleLanguage;
+
+            _cancellationToken = new CancellationTokenSource();
+
+            // Builds the applications list with paths to found applications
+            List<string> applications = new();
+
+            try
+            {
+                foreach (string appDir in appDirs)
+                {
+                    if (_cancellationToken.Token.IsCancellationRequested)
+                    {
+                        return;
+                    }
+
+                    if (!Directory.Exists(appDir))
+                    {
+                        Logger.Warning?.Print(LogClass.Application, $"The \"game_dirs\" section in \"{ReleaseInformation.ConfigName}\" contains an invalid directory: \"{appDir}\"");
+
+                        continue;
+                    }
+
+                    try
+                    {
+                        IEnumerable<string> files = Directory.EnumerateFiles(appDir, "*", SearchOption.AllDirectories).Where(file =>
+                        {
+                            return
+                            (Path.GetExtension(file).ToLower() is ".nsp" && ConfigurationState.Instance.UI.ShownFileTypes.NSP.Value) ||
+                            (Path.GetExtension(file).ToLower() is ".pfs0" && ConfigurationState.Instance.UI.ShownFileTypes.PFS0.Value) ||
+                            (Path.GetExtension(file).ToLower() is ".xci" && ConfigurationState.Instance.UI.ShownFileTypes.XCI.Value) ||
+                            (Path.GetExtension(file).ToLower() is ".nca" && ConfigurationState.Instance.UI.ShownFileTypes.NCA.Value) ||
+                            (Path.GetExtension(file).ToLower() is ".nro" && ConfigurationState.Instance.UI.ShownFileTypes.NRO.Value) ||
+                            (Path.GetExtension(file).ToLower() is ".nso" && ConfigurationState.Instance.UI.ShownFileTypes.NSO.Value);
+                        });
+
+                        foreach (string app in files)
+                        {
+                            if (_cancellationToken.Token.IsCancellationRequested)
+                            {
+                                return;
+                            }
+
+                            var fileInfo = new FileInfo(app);
+                            string extension = fileInfo.Extension.ToLower();
+
+                            if (!fileInfo.Attributes.HasFlag(FileAttributes.Hidden) && extension is ".nsp" or ".pfs0" or ".xci" or ".nca" or ".nro" or ".nso")
+                            {
+                                var fullPath = fileInfo.ResolveLinkTarget(true)?.FullName ?? fileInfo.FullName;
+
+                                if (!File.Exists(fullPath))
+                                {
+                                    Logger.Warning?.Print(LogClass.Application, $"Skipping invalid symlink: {fileInfo.FullName}");
+                                    continue;
+                                }
+
+                                applications.Add(fullPath);
+                                numApplicationsFound++;
+                            }
+                        }
+                    }
+                    catch (UnauthorizedAccessException)
+                    {
+                        Logger.Warning?.Print(LogClass.Application, $"Failed to get access to directory: \"{appDir}\"");
+                    }
+                }
+
+                // Loops through applications list, creating a struct and then firing an event containing the struct for each application
+                foreach (string applicationPath in applications)
+                {
+                    if (_cancellationToken.Token.IsCancellationRequested)
+                    {
+                        return;
+                    }
+
+                    long fileSize = new FileInfo(applicationPath).Length;
+                    string titleName = "Unknown";
+                    string titleId = "0000000000000000";
+                    string developer = "Unknown";
+                    string version = "0";
+                    byte[] applicationIcon = null;
+
+                    BlitStruct<ApplicationControlProperty> controlHolder = new(1);
+
+                    try
+                    {
+                        string extension = Path.GetExtension(applicationPath).ToLower();
+
+                        using FileStream file = new(applicationPath, FileMode.Open, FileAccess.Read);
+
+                        if (extension == ".nsp" || extension == ".pfs0" || extension == ".xci")
+                        {
+                            try
+                            {
+                                IFileSystem pfs;
+
+                                bool isExeFs = false;
+
+                                if (extension == ".xci")
+                                {
+                                    Xci xci = new(_virtualFileSystem.KeySet, file.AsStorage());
+
+                                    pfs = xci.OpenPartition(XciPartitionType.Secure);
+                                }
+                                else
+                                {
+                                    var pfsTemp = new PartitionFileSystem();
+                                    pfsTemp.Initialize(file.AsStorage()).ThrowIfFailure();
+                                    pfs = pfsTemp;
+
+                                    // If the NSP doesn't have a main NCA, decrement the number of applications found and then continue to the next application.
+                                    bool hasMainNca = false;
+
+                                    foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*"))
+                                    {
+                                        if (Path.GetExtension(fileEntry.FullPath).ToLower() == ".nca")
+                                        {
+                                            using UniqueRef<IFile> ncaFile = new();
+
+                                            pfs.OpenFile(ref ncaFile.Ref, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                                            Nca nca = new(_virtualFileSystem.KeySet, ncaFile.Get.AsStorage());
+                                            int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
+
+                                            // Some main NCAs don't have a data partition, so check if the partition exists before opening it
+                                            if (nca.Header.ContentType == NcaContentType.Program && !(nca.SectionExists(NcaSectionType.Data) && nca.Header.GetFsHeader(dataIndex).IsPatchSection()))
+                                            {
+                                                hasMainNca = true;
+
+                                                break;
+                                            }
+                                        }
+                                        else if (Path.GetFileNameWithoutExtension(fileEntry.FullPath) == "main")
+                                        {
+                                            isExeFs = true;
+                                        }
+                                    }
+
+                                    if (!hasMainNca && !isExeFs)
+                                    {
+                                        numApplicationsFound--;
+
+                                        continue;
+                                    }
+                                }
+
+                                if (isExeFs)
+                                {
+                                    applicationIcon = _nspIcon;
+
+                                    using UniqueRef<IFile> npdmFile = new();
+
+                                    Result result = pfs.OpenFile(ref npdmFile.Ref, "/main.npdm".ToU8Span(), OpenMode.Read);
+
+                                    if (ResultFs.PathNotFound.Includes(result))
+                                    {
+                                        Npdm npdm = new(npdmFile.Get.AsStream());
+
+                                        titleName = npdm.TitleName;
+                                        titleId = npdm.Aci0.TitleId.ToString("x16");
+                                    }
+                                }
+                                else
+                                {
+                                    GetControlFsAndTitleId(pfs, out IFileSystem controlFs, out titleId);
+
+                                    // Check if there is an update available.
+                                    if (IsUpdateApplied(titleId, out IFileSystem updatedControlFs))
+                                    {
+                                        // Replace the original ControlFs by the updated one.
+                                        controlFs = updatedControlFs;
+                                    }
+
+                                    ReadControlData(controlFs, controlHolder.ByteSpan);
+
+                                    GetGameInformation(ref controlHolder.Value, out titleName, out _, out developer, out version);
+
+                                    // Read the icon from the ControlFS and store it as a byte array
+                                    try
+                                    {
+                                        using UniqueRef<IFile> icon = new();
+
+                                        controlFs.OpenFile(ref icon.Ref, $"/icon_{_desiredTitleLanguage}.dat".ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                                        using MemoryStream stream = new();
+
+                                        icon.Get.AsStream().CopyTo(stream);
+                                        applicationIcon = stream.ToArray();
+                                    }
+                                    catch (HorizonResultException)
+                                    {
+                                        foreach (DirectoryEntryEx entry in controlFs.EnumerateEntries("/", "*"))
+                                        {
+                                            if (entry.Name == "control.nacp")
+                                            {
+                                                continue;
+                                            }
+
+                                            using var icon = new UniqueRef<IFile>();
+
+                                            controlFs.OpenFile(ref icon.Ref, entry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                                            using MemoryStream stream = new();
+
+                                            icon.Get.AsStream().CopyTo(stream);
+                                            applicationIcon = stream.ToArray();
+
+                                            if (applicationIcon != null)
+                                            {
+                                                break;
+                                            }
+                                        }
+
+                                        applicationIcon ??= extension == ".xci" ? _xciIcon : _nspIcon;
+                                    }
+                                }
+                            }
+                            catch (MissingKeyException exception)
+                            {
+                                applicationIcon = extension == ".xci" ? _xciIcon : _nspIcon;
+
+                                Logger.Warning?.Print(LogClass.Application, $"Your key set is missing a key with the name: {exception.Name}");
+                            }
+                            catch (InvalidDataException)
+                            {
+                                applicationIcon = extension == ".xci" ? _xciIcon : _nspIcon;
+
+                                Logger.Warning?.Print(LogClass.Application, $"The header key is incorrect or missing and therefore the NCA header content type check has failed. Errored File: {applicationPath}");
+                            }
+                            catch (Exception exception)
+                            {
+                                Logger.Warning?.Print(LogClass.Application, $"The file encountered was not of a valid type. File: '{applicationPath}' Error: {exception}");
+
+                                numApplicationsFound--;
+
+                                continue;
+                            }
+                        }
+                        else if (extension == ".nro")
+                        {
+                            BinaryReader reader = new(file);
+
+                            byte[] Read(long position, int size)
+                            {
+                                file.Seek(position, SeekOrigin.Begin);
+
+                                return reader.ReadBytes(size);
+                            }
+
+                            try
+                            {
+                                file.Seek(24, SeekOrigin.Begin);
+
+                                int assetOffset = reader.ReadInt32();
+
+                                if (Encoding.ASCII.GetString(Read(assetOffset, 4)) == "ASET")
+                                {
+                                    byte[] iconSectionInfo = Read(assetOffset + 8, 0x10);
+
+                                    long iconOffset = BitConverter.ToInt64(iconSectionInfo, 0);
+                                    long iconSize = BitConverter.ToInt64(iconSectionInfo, 8);
+
+                                    ulong nacpOffset = reader.ReadUInt64();
+                                    ulong nacpSize = reader.ReadUInt64();
+
+                                    // Reads and stores game icon as byte array
+                                    if (iconSize > 0)
+                                    {
+                                        applicationIcon = Read(assetOffset + iconOffset, (int)iconSize);
+                                    }
+                                    else
+                                    {
+                                        applicationIcon = _nroIcon;
+                                    }
+
+                                    // Read the NACP data
+                                    Read(assetOffset + (int)nacpOffset, (int)nacpSize).AsSpan().CopyTo(controlHolder.ByteSpan);
+
+                                    GetGameInformation(ref controlHolder.Value, out titleName, out titleId, out developer, out version);
+                                }
+                                else
+                                {
+                                    applicationIcon = _nroIcon;
+                                    titleName = Path.GetFileNameWithoutExtension(applicationPath);
+                                }
+                            }
+                            catch
+                            {
+                                Logger.Warning?.Print(LogClass.Application, $"The file encountered was not of a valid type. Errored File: {applicationPath}");
+
+                                numApplicationsFound--;
+
+                                continue;
+                            }
+                        }
+                        else if (extension == ".nca")
+                        {
+                            try
+                            {
+                                Nca nca = new(_virtualFileSystem.KeySet, new FileStream(applicationPath, FileMode.Open, FileAccess.Read).AsStorage());
+                                int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
+
+                                if (nca.Header.ContentType != NcaContentType.Program || (nca.SectionExists(NcaSectionType.Data) && nca.Header.GetFsHeader(dataIndex).IsPatchSection()))
+                                {
+                                    numApplicationsFound--;
+
+                                    continue;
+                                }
+                            }
+                            catch (InvalidDataException)
+                            {
+                                Logger.Warning?.Print(LogClass.Application, $"The NCA header content type check has failed. This is usually because the header key is incorrect or missing. Errored File: {applicationPath}");
+                            }
+                            catch
+                            {
+                                Logger.Warning?.Print(LogClass.Application, $"The file encountered was not of a valid type. Errored File: {applicationPath}");
+
+                                numApplicationsFound--;
+
+                                continue;
+                            }
+
+                            applicationIcon = _ncaIcon;
+                            titleName = Path.GetFileNameWithoutExtension(applicationPath);
+                        }
+                        // If its an NSO we just set defaults
+                        else if (extension == ".nso")
+                        {
+                            applicationIcon = _nsoIcon;
+                            titleName = Path.GetFileNameWithoutExtension(applicationPath);
+                        }
+                    }
+                    catch (IOException exception)
+                    {
+                        Logger.Warning?.Print(LogClass.Application, exception.Message);
+
+                        numApplicationsFound--;
+
+                        continue;
+                    }
+
+                    ApplicationMetadata appMetadata = LoadAndSaveMetaData(titleId, appMetadata =>
+                    {
+                        appMetadata.Title = titleName;
+
+                        // Only do the migration if time_played has a value and timespan_played hasn't been updated yet.
+                        if (appMetadata.TimePlayedOld != default && appMetadata.TimePlayed == TimeSpan.Zero)
+                        {
+                            appMetadata.TimePlayed = TimeSpan.FromSeconds(appMetadata.TimePlayedOld);
+                            appMetadata.TimePlayedOld = default;
+                        }
+
+                        // Only do the migration if last_played has a value and last_played_utc doesn't exist yet.
+                        if (appMetadata.LastPlayedOld != default && !appMetadata.LastPlayed.HasValue)
+                        {
+                            // Migrate from string-based last_played to DateTime-based last_played_utc.
+                            if (DateTime.TryParse(appMetadata.LastPlayedOld, out DateTime lastPlayedOldParsed))
+                            {
+                                appMetadata.LastPlayed = lastPlayedOldParsed;
+
+                                // Migration successful: deleting last_played from the metadata file.
+                                appMetadata.LastPlayedOld = default;
+                            }
+
+                        }
+                    });
+
+                    ApplicationData data = new()
+                    {
+                        Favorite = appMetadata.Favorite,
+                        Icon = applicationIcon,
+                        TitleName = titleName,
+                        TitleId = titleId,
+                        Developer = developer,
+                        Version = version,
+                        TimePlayed = appMetadata.TimePlayed,
+                        LastPlayed = appMetadata.LastPlayed,
+                        FileExtension = Path.GetExtension(applicationPath).TrimStart('.').ToUpper(),
+                        FileSize = fileSize,
+                        Path = applicationPath,
+                        ControlHolder = controlHolder,
+                    };
+
+                    numApplicationsLoaded++;
+
+                    OnApplicationAdded(new ApplicationAddedEventArgs
+                    {
+                        AppData = data,
+                    });
+
+                    OnApplicationCountUpdated(new ApplicationCountUpdatedEventArgs
+                    {
+                        NumAppsFound = numApplicationsFound,
+                        NumAppsLoaded = numApplicationsLoaded,
+                    });
+                }
+
+                OnApplicationCountUpdated(new ApplicationCountUpdatedEventArgs
+                {
+                    NumAppsFound = numApplicationsFound,
+                    NumAppsLoaded = numApplicationsLoaded,
+                });
+            }
+            finally
+            {
+                _cancellationToken.Dispose();
+                _cancellationToken = null;
+            }
+        }
+
+        protected void OnApplicationAdded(ApplicationAddedEventArgs e)
+        {
+            ApplicationAdded?.Invoke(null, e);
+        }
+
+        protected void OnApplicationCountUpdated(ApplicationCountUpdatedEventArgs e)
+        {
+            ApplicationCountUpdated?.Invoke(null, e);
+        }
+
+        private void GetControlFsAndTitleId(IFileSystem pfs, out IFileSystem controlFs, out string titleId)
+        {
+            (_, _, Nca controlNca) = GetGameData(_virtualFileSystem, pfs, 0);
+
+            // Return the ControlFS
+            controlFs = controlNca?.OpenFileSystem(NcaSectionType.Data, IntegrityCheckLevel.None);
+            titleId = controlNca?.Header.TitleId.ToString("x16");
+        }
+
+        public static ApplicationMetadata LoadAndSaveMetaData(string titleId, Action<ApplicationMetadata> modifyFunction = null)
+        {
+            string metadataFolder = Path.Combine(AppDataManager.GamesDirPath, titleId, "gui");
+            string metadataFile = Path.Combine(metadataFolder, "metadata.json");
+
+            ApplicationMetadata appMetadata;
+
+            if (!File.Exists(metadataFile))
+            {
+                Directory.CreateDirectory(metadataFolder);
+
+                appMetadata = new ApplicationMetadata();
+
+                JsonHelper.SerializeToFile(metadataFile, appMetadata, _serializerContext.ApplicationMetadata);
+            }
+
+            try
+            {
+                appMetadata = JsonHelper.DeserializeFromFile(metadataFile, _serializerContext.ApplicationMetadata);
+            }
+            catch (JsonException)
+            {
+                Logger.Warning?.Print(LogClass.Application, $"Failed to parse metadata json for {titleId}. Loading defaults.");
+
+                appMetadata = new ApplicationMetadata();
+            }
+
+            if (modifyFunction != null)
+            {
+                modifyFunction(appMetadata);
+
+                JsonHelper.SerializeToFile(metadataFile, appMetadata, _serializerContext.ApplicationMetadata);
+            }
+
+            return appMetadata;
+        }
+
+        public byte[] GetApplicationIcon(string applicationPath, Language desiredTitleLanguage)
+        {
+            byte[] applicationIcon = null;
+
+            try
+            {
+                // Look for icon only if applicationPath is not a directory
+                if (!Directory.Exists(applicationPath))
+                {
+                    string extension = Path.GetExtension(applicationPath).ToLower();
+
+                    using FileStream file = new(applicationPath, FileMode.Open, FileAccess.Read);
+
+                    if (extension == ".nsp" || extension == ".pfs0" || extension == ".xci")
+                    {
+                        try
+                        {
+                            IFileSystem pfs;
+
+                            bool isExeFs = false;
+
+                            if (extension == ".xci")
+                            {
+                                Xci xci = new(_virtualFileSystem.KeySet, file.AsStorage());
+
+                                pfs = xci.OpenPartition(XciPartitionType.Secure);
+                            }
+                            else
+                            {
+                                var pfsTemp = new PartitionFileSystem();
+                                pfsTemp.Initialize(file.AsStorage()).ThrowIfFailure();
+                                pfs = pfsTemp;
+
+                                foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*"))
+                                {
+                                    if (Path.GetFileNameWithoutExtension(fileEntry.FullPath) == "main")
+                                    {
+                                        isExeFs = true;
+                                    }
+                                }
+                            }
+
+                            if (isExeFs)
+                            {
+                                applicationIcon = _nspIcon;
+                            }
+                            else
+                            {
+                                // Store the ControlFS in variable called controlFs
+                                GetControlFsAndTitleId(pfs, out IFileSystem controlFs, out _);
+
+                                // Read the icon from the ControlFS and store it as a byte array
+                                try
+                                {
+                                    using var icon = new UniqueRef<IFile>();
+
+                                    controlFs.OpenFile(ref icon.Ref, $"/icon_{desiredTitleLanguage}.dat".ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                                    using MemoryStream stream = new();
+
+                                    icon.Get.AsStream().CopyTo(stream);
+                                    applicationIcon = stream.ToArray();
+                                }
+                                catch (HorizonResultException)
+                                {
+                                    foreach (DirectoryEntryEx entry in controlFs.EnumerateEntries("/", "*"))
+                                    {
+                                        if (entry.Name == "control.nacp")
+                                        {
+                                            continue;
+                                        }
+
+                                        using var icon = new UniqueRef<IFile>();
+
+                                        controlFs.OpenFile(ref icon.Ref, entry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                                        using (MemoryStream stream = new())
+                                        {
+                                            icon.Get.AsStream().CopyTo(stream);
+                                            applicationIcon = stream.ToArray();
+                                        }
+
+                                        if (applicationIcon != null)
+                                        {
+                                            break;
+                                        }
+                                    }
+
+                                    applicationIcon ??= extension == ".xci" ? _xciIcon : _nspIcon;
+                                }
+                            }
+                        }
+                        catch (MissingKeyException)
+                        {
+                            applicationIcon = extension == ".xci" ? _xciIcon : _nspIcon;
+                        }
+                        catch (InvalidDataException)
+                        {
+                            applicationIcon = extension == ".xci" ? _xciIcon : _nspIcon;
+                        }
+                        catch (Exception exception)
+                        {
+                            Logger.Warning?.Print(LogClass.Application, $"The file encountered was not of a valid type. File: '{applicationPath}' Error: {exception}");
+                        }
+                    }
+                    else if (extension == ".nro")
+                    {
+                        BinaryReader reader = new(file);
+
+                        byte[] Read(long position, int size)
+                        {
+                            file.Seek(position, SeekOrigin.Begin);
+
+                            return reader.ReadBytes(size);
+                        }
+
+                        try
+                        {
+                            file.Seek(24, SeekOrigin.Begin);
+
+                            int assetOffset = reader.ReadInt32();
+
+                            if (Encoding.ASCII.GetString(Read(assetOffset, 4)) == "ASET")
+                            {
+                                byte[] iconSectionInfo = Read(assetOffset + 8, 0x10);
+
+                                long iconOffset = BitConverter.ToInt64(iconSectionInfo, 0);
+                                long iconSize = BitConverter.ToInt64(iconSectionInfo, 8);
+
+                                // Reads and stores game icon as byte array
+                                if (iconSize > 0)
+                                {
+                                    applicationIcon = Read(assetOffset + iconOffset, (int)iconSize);
+                                }
+                                else
+                                {
+                                    applicationIcon = _nroIcon;
+                                }
+                            }
+                            else
+                            {
+                                applicationIcon = _nroIcon;
+                            }
+                        }
+                        catch
+                        {
+                            Logger.Warning?.Print(LogClass.Application, $"The file encountered was not of a valid type. Errored File: {applicationPath}");
+                        }
+                    }
+                    else if (extension == ".nca")
+                    {
+                        applicationIcon = _ncaIcon;
+                    }
+                    // If its an NSO we just set defaults
+                    else if (extension == ".nso")
+                    {
+                        applicationIcon = _nsoIcon;
+                    }
+                }
+            }
+            catch (Exception)
+            {
+                Logger.Warning?.Print(LogClass.Application, $"Could not retrieve a valid icon for the app. Default icon will be used. Errored File: {applicationPath}");
+            }
+
+            return applicationIcon ?? _ncaIcon;
+        }
+
+        private void GetGameInformation(ref ApplicationControlProperty controlData, out string titleName, out string titleId, out string publisher, out string version)
+        {
+            _ = Enum.TryParse(_desiredTitleLanguage.ToString(), out TitleLanguage desiredTitleLanguage);
+
+            if (controlData.Title.ItemsRo.Length > (int)desiredTitleLanguage)
+            {
+                titleName = controlData.Title[(int)desiredTitleLanguage].NameString.ToString();
+                publisher = controlData.Title[(int)desiredTitleLanguage].PublisherString.ToString();
+            }
+            else
+            {
+                titleName = null;
+                publisher = null;
+            }
+
+            if (string.IsNullOrWhiteSpace(titleName))
+            {
+                foreach (ref readonly var controlTitle in controlData.Title.ItemsRo)
+                {
+                    if (!controlTitle.NameString.IsEmpty())
+                    {
+                        titleName = controlTitle.NameString.ToString();
+
+                        break;
+                    }
+                }
+            }
+
+            if (string.IsNullOrWhiteSpace(publisher))
+            {
+                foreach (ref readonly var controlTitle in controlData.Title.ItemsRo)
+                {
+                    if (!controlTitle.PublisherString.IsEmpty())
+                    {
+                        publisher = controlTitle.PublisherString.ToString();
+
+                        break;
+                    }
+                }
+            }
+
+            if (controlData.PresenceGroupId != 0)
+            {
+                titleId = controlData.PresenceGroupId.ToString("x16");
+            }
+            else if (controlData.SaveDataOwnerId != 0)
+            {
+                titleId = controlData.SaveDataOwnerId.ToString();
+            }
+            else if (controlData.AddOnContentBaseId != 0)
+            {
+                titleId = (controlData.AddOnContentBaseId - 0x1000).ToString("x16");
+            }
+            else
+            {
+                titleId = "0000000000000000";
+            }
+
+            version = controlData.DisplayVersionString.ToString();
+        }
+
+        private bool IsUpdateApplied(string titleId, out IFileSystem updatedControlFs)
+        {
+            updatedControlFs = null;
+
+            string updatePath = "(unknown)";
+
+            try
+            {
+                (Nca patchNca, Nca controlNca) = GetGameUpdateData(_virtualFileSystem, titleId, 0, out updatePath);
+
+                if (patchNca != null && controlNca != null)
+                {
+                    updatedControlFs = controlNca?.OpenFileSystem(NcaSectionType.Data, IntegrityCheckLevel.None);
+
+                    return true;
+                }
+            }
+            catch (InvalidDataException)
+            {
+                Logger.Warning?.Print(LogClass.Application, $"The header key is incorrect or missing and therefore the NCA header content type check has failed. Errored File: {updatePath}");
+            }
+            catch (MissingKeyException exception)
+            {
+                Logger.Warning?.Print(LogClass.Application, $"Your key set is missing a key with the name: {exception.Name}. Errored File: {updatePath}");
+            }
+
+            return false;
+        }
+
+        public static (Nca main, Nca patch, Nca control) GetGameData(VirtualFileSystem fileSystem, IFileSystem pfs, int programIndex)
+        {
+            Nca mainNca = null;
+            Nca patchNca = null;
+            Nca controlNca = null;
+
+            fileSystem.ImportTickets(pfs);
+
+            foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*.nca"))
+            {
+                using var ncaFile = new UniqueRef<IFile>();
+
+                pfs.OpenFile(ref ncaFile.Ref, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                Nca nca = new(fileSystem.KeySet, ncaFile.Release().AsStorage());
+
+                int ncaProgramIndex = (int)(nca.Header.TitleId & 0xF);
+
+                if (ncaProgramIndex != programIndex)
+                {
+                    continue;
+                }
+
+                if (nca.Header.ContentType == NcaContentType.Program)
+                {
+                    int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
+
+                    if (nca.SectionExists(NcaSectionType.Data) && nca.Header.GetFsHeader(dataIndex).IsPatchSection())
+                    {
+                        patchNca = nca;
+                    }
+                    else
+                    {
+                        mainNca = nca;
+                    }
+                }
+                else if (nca.Header.ContentType == NcaContentType.Control)
+                {
+                    controlNca = nca;
+                }
+            }
+
+            return (mainNca, patchNca, controlNca);
+        }
+
+        public static (Nca patch, Nca control) GetGameUpdateDataFromPartition(VirtualFileSystem fileSystem, PartitionFileSystem pfs, string titleId, int programIndex)
+        {
+            Nca patchNca = null;
+            Nca controlNca = null;
+
+            fileSystem.ImportTickets(pfs);
+
+            foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*.nca"))
+            {
+                using var ncaFile = new UniqueRef<IFile>();
+
+                pfs.OpenFile(ref ncaFile.Ref, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
+
+                Nca nca = new(fileSystem.KeySet, ncaFile.Release().AsStorage());
+
+                int ncaProgramIndex = (int)(nca.Header.TitleId & 0xF);
+
+                if (ncaProgramIndex != programIndex)
+                {
+                    continue;
+                }
+
+                if ($"{nca.Header.TitleId.ToString("x16")[..^3]}000" != titleId)
+                {
+                    break;
+                }
+
+                if (nca.Header.ContentType == NcaContentType.Program)
+                {
+                    patchNca = nca;
+                }
+                else if (nca.Header.ContentType == NcaContentType.Control)
+                {
+                    controlNca = nca;
+                }
+            }
+
+            return (patchNca, controlNca);
+        }
+
+        public static (Nca patch, Nca control) GetGameUpdateData(VirtualFileSystem fileSystem, string titleId, int programIndex, out string updatePath)
+        {
+            updatePath = null;
+
+            if (ulong.TryParse(titleId, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out ulong titleIdBase))
+            {
+                // Clear the program index part.
+                titleIdBase &= ~0xFUL;
+
+                // Load update information if exists.
+                string titleUpdateMetadataPath = Path.Combine(AppDataManager.GamesDirPath, titleIdBase.ToString("x16"), "updates.json");
+
+                if (File.Exists(titleUpdateMetadataPath))
+                {
+                    updatePath = JsonHelper.DeserializeFromFile(titleUpdateMetadataPath, _titleSerializerContext.TitleUpdateMetadata).Selected;
+
+                    if (File.Exists(updatePath))
+                    {
+                        FileStream file = new(updatePath, FileMode.Open, FileAccess.Read);
+                        PartitionFileSystem nsp = new();
+                        nsp.Initialize(file.AsStorage()).ThrowIfFailure();
+
+                        return GetGameUpdateDataFromPartition(fileSystem, nsp, titleIdBase.ToString("x16"), programIndex);
+                    }
+                }
+            }
+
+            return (null, null);
+        }
+    }
+}

src/Ryujinx.UI.Common/App/ApplicationMetadata.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.App.Common
+{
+    public class ApplicationMetadata
+    {
+        public string Title { get; set; }
+        public bool Favorite { get; set; }
+
+        [JsonPropertyName("timespan_played")]
+        public TimeSpan TimePlayed { get; set; } = TimeSpan.Zero;
+
+        [JsonPropertyName("last_played_utc")]
+        public DateTime? LastPlayed { get; set; } = null;
+
+        [JsonPropertyName("time_played")]
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+        public double TimePlayedOld { get; set; }
+
+        [JsonPropertyName("last_played")]
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+        public string LastPlayedOld { get; set; }
+
+        /// <summary>
+        /// Updates <see cref="LastPlayed"/>. Call this before launching a game.
+        /// </summary>
+        public void UpdatePreGame()
+        {
+            LastPlayed = DateTime.UtcNow;
+        }
+
+        /// <summary>
+        /// Updates <see cref="LastPlayed"/> and <see cref="TimePlayed"/>. Call this after a game ends.
+        /// </summary>
+        public void UpdatePostGame()
+        {
+            DateTime? prevLastPlayed = LastPlayed;
+            UpdatePreGame();
+
+            if (!prevLastPlayed.HasValue)
+            {
+                return;
+            }
+
+            TimeSpan diff = DateTime.UtcNow - prevLastPlayed.Value;
+            double newTotalSeconds = TimePlayed.Add(diff).TotalSeconds;
+            TimePlayed = TimeSpan.FromSeconds(Math.Round(newTotalSeconds, MidpointRounding.AwayFromZero));
+        }
+    }
+}

src/Ryujinx.UI.Common/Configuration/AudioBackend.cs

@@ -0,0 +1,14 @@
+using Ryujinx.Common.Utilities;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Configuration
+{
+    [JsonConverter(typeof(TypedStringEnumConverter<AudioBackend>))]
+    public enum AudioBackend
+    {
+        Dummy,
+        OpenAl,
+        SoundIo,
+        SDL2,
+    }
+}

src/Ryujinx.UI.Common/Configuration/ConfigurationFileFormat.cs

@@ -0,0 +1,409 @@
+using Ryujinx.Common.Configuration;
+using Ryujinx.Common.Configuration.Hid;
+using Ryujinx.Common.Configuration.Multiplayer;
+using Ryujinx.Common.Logging;
+using Ryujinx.Common.Utilities;
+using Ryujinx.UI.Common.Configuration.System;
+using Ryujinx.UI.Common.Configuration.UI;
+using System.Collections.Generic;
+using System.Text.Json.Nodes;
+
+namespace Ryujinx.UI.Common.Configuration
+{
+    public class ConfigurationFileFormat
+    {
+        /// <summary>
+        /// The current version of the file format
+        /// </summary>
+        public const int CurrentVersion = 48;
+
+        /// <summary>
+        /// Version of the configuration file format
+        /// </summary>
+        public int Version { get; set; }
+
+        /// <summary>
+        /// Enables or disables logging to a file on disk
+        /// </summary>
+        public bool EnableFileLog { get; set; }
+
+        /// <summary>
+        /// Whether or not backend threading is enabled. The "Auto" setting will determine whether threading should be enabled at runtime.
+        /// </summary>
+        public BackendThreading BackendThreading { get; set; }
+
+        /// <summary>
+        /// Resolution Scale. An integer scale applied to applicable render targets. Values 1-4, or -1 to use a custom floating point scale instead.
+        /// </summary>
+        public int ResScale { get; set; }
+
+        /// <summary>
+        /// Custom Resolution Scale. A custom floating point scale applied to applicable render targets. Only active when Resolution Scale is -1.
+        /// </summary>
+        public float ResScaleCustom { get; set; }
+
+        /// <summary>
+        /// Max Anisotropy. Values range from 0 - 16. Set to -1 to let the game decide.
+        /// </summary>
+        public float MaxAnisotropy { get; set; }
+
+        /// <summary>
+        /// Aspect Ratio applied to the renderer window.
+        /// </summary>
+        public AspectRatio AspectRatio { get; set; }
+
+        /// <summary>
+        /// Applies anti-aliasing to the renderer.
+        /// </summary>
+        public AntiAliasing AntiAliasing { get; set; }
+
+        /// <summary>
+        /// Sets the framebuffer upscaling type.
+        /// </summary>
+        public ScalingFilter ScalingFilter { get; set; }
+
+        /// <summary>
+        /// Sets the framebuffer upscaling level.
+        /// </summary>
+        public int ScalingFilterLevel { get; set; }
+
+        /// <summary>
+        /// Dumps shaders in this local directory
+        /// </summary>
+        public string GraphicsShadersDumpPath { get; set; }
+
+        /// <summary>
+        /// Enables printing debug log messages
+        /// </summary>
+        public bool LoggingEnableDebug { get; set; }
+
+        /// <summary>
+        /// Enables printing stub log messages
+        /// </summary>
+        public bool LoggingEnableStub { get; set; }
+
+        /// <summary>
+        /// Enables printing info log messages
+        /// </summary>
+        public bool LoggingEnableInfo { get; set; }
+
+        /// <summary>
+        /// Enables printing warning log messages
+        /// </summary>
+        public bool LoggingEnableWarn { get; set; }
+
+        /// <summary>
+        /// Enables printing error log messages
+        /// </summary>
+        public bool LoggingEnableError { get; set; }
+
+        /// <summary>
+        /// Enables printing trace log messages
+        /// </summary>
+        public bool LoggingEnableTrace { get; set; }
+
+        /// <summary>
+        /// Enables printing guest log messages
+        /// </summary>
+        public bool LoggingEnableGuest { get; set; }
+
+        /// <summary>
+        /// Enables printing FS access log messages
+        /// </summary>
+        public bool LoggingEnableFsAccessLog { get; set; }
+
+        /// <summary>
+        /// Controls which log messages are written to the log targets
+        /// </summary>
+        public LogClass[] LoggingFilteredClasses { get; set; }
+
+        /// <summary>
+        /// Change Graphics API debug log level
+        /// </summary>
+        public GraphicsDebugLevel LoggingGraphicsDebugLevel { get; set; }
+
+        /// <summary>
+        /// Change System Language
+        /// </summary>
+        public Language SystemLanguage { get; set; }
+
+        /// <summary>
+        /// Change System Region
+        /// </summary>
+        public Region SystemRegion { get; set; }
+
+        /// <summary>
+        /// Change System TimeZone
+        /// </summary>
+        public string SystemTimeZone { get; set; }
+
+        /// <summary>
+        /// Change System Time Offset in seconds
+        /// </summary>
+        public long SystemTimeOffset { get; set; }
+
+        /// <summary>
+        /// Enables or disables Docked Mode
+        /// </summary>
+        public bool DockedMode { get; set; }
+
+        /// <summary>
+        /// Enables or disables Discord Rich Presence
+        /// </summary>
+        public bool EnableDiscordIntegration { get; set; }
+
+        /// <summary>
+        /// Checks for updates when Ryujinx starts when enabled
+        /// </summary>
+        public bool CheckUpdatesOnStart { get; set; }
+
+        /// <summary>
+        /// Show "Confirm Exit" Dialog
+        /// </summary>
+        public bool ShowConfirmExit { get; set; }
+
+        /// <summary>
+        /// Whether to hide cursor on idle, always or never
+        /// </summary>
+        public HideCursorMode HideCursor { get; set; }
+
+        /// <summary>
+        /// Enables or disables Vertical Sync
+        /// </summary>
+        public bool EnableVsync { get; set; }
+
+        /// <summary>
+        /// Enables or disables Shader cache
+        /// </summary>
+        public bool EnableShaderCache { get; set; }
+
+        /// <summary>
+        /// Enables or disables texture recompression
+        /// </summary>
+        public bool EnableTextureRecompression { get; set; }
+
+        /// <summary>
+        /// Enables or disables Macro high-level emulation
+        /// </summary>
+        public bool EnableMacroHLE { get; set; }
+
+        /// <summary>
+        /// Enables or disables color space passthrough, if available.
+        /// </summary>
+        public bool EnableColorSpacePassthrough { get; set; }
+
+        /// <summary>
+        /// Enables or disables profiled translation cache persistency
+        /// </summary>
+        public bool EnablePtc { get; set; }
+
+        /// <summary>
+        /// Enables or disables guest Internet access
+        /// </summary>
+        public bool EnableInternetAccess { get; set; }
+
+        /// <summary>
+        /// Enables integrity checks on Game content files
+        /// </summary>
+        public bool EnableFsIntegrityChecks { get; set; }
+
+        /// <summary>
+        /// Enables FS access log output to the console. Possible modes are 0-3
+        /// </summary>
+        public int FsGlobalAccessLogMode { get; set; }
+
+        /// <summary>
+        /// The selected audio backend
+        /// </summary>
+        public AudioBackend AudioBackend { get; set; }
+
+        /// <summary>
+        /// The audio volume
+        /// </summary>
+        public float AudioVolume { get; set; }
+
+        /// <summary>
+        /// The selected memory manager mode
+        /// </summary>
+        public MemoryManagerMode MemoryManagerMode { get; set; }
+
+        /// <summary>
+        /// Expands the RAM amount on the emulated system from 4GiB to 6GiB
+        /// </summary>
+        public bool ExpandRam { get; set; }
+
+        /// <summary>
+        /// Enable or disable ignoring missing services
+        /// </summary>
+        public bool IgnoreMissingServices { get; set; }
+
+        /// <summary>
+        /// Used to toggle columns in the GUI
+        /// </summary>
+        public GuiColumns GuiColumns { get; set; }
+
+        /// <summary>
+        /// Used to configure column sort settings in the GUI
+        /// </summary>
+        public ColumnSort ColumnSort { get; set; }
+
+        /// <summary>
+        /// A list of directories containing games to be used to load games into the games list
+        /// </summary>
+        public List<string> GameDirs { get; set; }
+
+        /// <summary>
+        /// A list of file types to be hidden in the games List
+        /// </summary>
+        public ShownFileTypes ShownFileTypes { get; set; }
+
+        /// <summary>
+        /// Main window start-up position, size and state
+        /// </summary>
+        public WindowStartup WindowStartup { get; set; }
+
+        /// <summary>
+        /// Language Code for the UI
+        /// </summary>
+        public string LanguageCode { get; set; }
+
+        /// <summary>
+        /// Enable or disable custom themes in the GUI
+        /// </summary>
+        public bool EnableCustomTheme { get; set; }
+
+        /// <summary>
+        /// Path to custom GUI theme
+        /// </summary>
+        public string CustomThemePath { get; set; }
+
+        /// <summary>
+        /// Chooses the base style // Not Used
+        /// </summary>
+        public string BaseStyle { get; set; }
+
+        /// <summary>
+        /// Chooses the view mode of the game list // Not Used
+        /// </summary>
+        public int GameListViewMode { get; set; }
+
+        /// <summary>
+        /// Show application name in Grid Mode // Not Used
+        /// </summary>
+        public bool ShowNames { get; set; }
+
+        /// <summary>
+        /// Sets App Icon Size // Not Used
+        /// </summary>
+        public int GridSize { get; set; }
+
+        /// <summary>
+        /// Sorts Apps in the game list // Not Used
+        /// </summary>
+        public int ApplicationSort { get; set; }
+
+        /// <summary>
+        /// Sets if Grid is ordered in Ascending Order // Not Used
+        /// </summary>
+        public bool IsAscendingOrder { get; set; }
+
+        /// <summary>
+        /// Start games in fullscreen mode
+        /// </summary>
+        public bool StartFullscreen { get; set; }
+
+        /// <summary>
+        /// Show console window
+        /// </summary>
+        public bool ShowConsole { get; set; }
+
+        /// <summary>
+        /// Enable or disable keyboard support (Independent from controllers binding)
+        /// </summary>
+        public bool EnableKeyboard { get; set; }
+
+        /// <summary>
+        /// Enable or disable mouse support (Independent from controllers binding)
+        /// </summary>
+        public bool EnableMouse { get; set; }
+
+        /// <summary>
+        /// Hotkey Keyboard Bindings
+        /// </summary>
+        public KeyboardHotkeys Hotkeys { get; set; }
+
+        /// <summary>
+        /// Legacy keyboard control bindings
+        /// </summary>
+        /// <remarks>Kept for file format compatibility (to avoid possible failure when parsing configuration on old versions)</remarks>
+        /// TODO: Remove this when those older versions aren't in use anymore.
+        public List<JsonObject> KeyboardConfig { get; set; }
+
+        /// <summary>
+        /// Legacy controller control bindings
+        /// </summary>
+        /// <remarks>Kept for file format compatibility (to avoid possible failure when parsing configuration on old versions)</remarks>
+        /// TODO: Remove this when those older versions aren't in use anymore.
+        public List<JsonObject> ControllerConfig { get; set; }
+
+        /// <summary>
+        /// Input configurations
+        /// </summary>
+        public List<InputConfig> InputConfig { get; set; }
+
+        /// <summary>
+        /// Graphics backend
+        /// </summary>
+        public GraphicsBackend GraphicsBackend { get; set; }
+
+        /// <summary>
+        /// Preferred GPU
+        /// </summary>
+        public string PreferredGpu { get; set; }
+
+        /// <summary>
+        /// Multiplayer Mode
+        /// </summary>
+        public MultiplayerMode MultiplayerMode { get; set; }
+
+        /// <summary>
+        /// GUID for the network interface used by LAN (or 0 for default)
+        /// </summary>
+        public string MultiplayerLanInterfaceId { get; set; }
+
+        /// <summary>
+        /// Uses Hypervisor over JIT if available
+        /// </summary>
+        public bool UseHypervisor { get; set; }
+
+        /// <summary>
+        /// Loads a configuration file from disk
+        /// </summary>
+        /// <param name="path">The path to the JSON configuration file</param>
+        /// <param name="configurationFileFormat">Parsed configuration file</param>
+        public static bool TryLoad(string path, out ConfigurationFileFormat configurationFileFormat)
+        {
+            try
+            {
+                configurationFileFormat = JsonHelper.DeserializeFromFile(path, ConfigurationFileFormatSettings.SerializerContext.ConfigurationFileFormat);
+
+                return configurationFileFormat.Version != 0;
+            }
+            catch
+            {
+                configurationFileFormat = null;
+
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Save a configuration file to disk
+        /// </summary>
+        /// <param name="path">The path to the JSON configuration file</param>
+        public void SaveConfig(string path)
+        {
+            JsonHelper.SerializeToFile(path, this, ConfigurationFileFormatSettings.SerializerContext.ConfigurationFileFormat);
+        }
+    }
+}

src/Ryujinx.UI.Common/Configuration/ConfigurationFileFormatSettings.cs

@@ -0,0 +1,9 @@
+using Ryujinx.Common.Utilities;
+
+namespace Ryujinx.UI.Common.Configuration
+{
+    internal static class ConfigurationFileFormatSettings
+    {
+        public static readonly ConfigurationJsonSerializerContext SerializerContext = new(JsonHelper.GetDefaultSerializerOptions());
+    }
+}

src/Ryujinx.UI.Common/Configuration/ConfigurationJsonSerializerContext.cs

@@ -0,0 +1,10 @@
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Configuration
+{
+    [JsonSourceGenerationOptions(WriteIndented = true)]
+    [JsonSerializable(typeof(ConfigurationFileFormat))]
+    internal partial class ConfigurationJsonSerializerContext : JsonSerializerContext
+    {
+    }
+}

src/Ryujinx.UI.Common/Configuration/FileTypes.cs

@@ -0,0 +1,12 @@
+namespace Ryujinx.UI.Common
+{
+    public enum FileTypes
+    {
+        NSP,
+        PFS0,
+        XCI,
+        NCA,
+        NRO,
+        NSO
+    }
+}

src/Ryujinx.UI.Common/Configuration/LoggerModule.cs

@@ -0,0 +1,113 @@
+using Ryujinx.Common;
+using Ryujinx.Common.Configuration;
+using Ryujinx.Common.Logging;
+using Ryujinx.Common.Logging.Targets;
+using System;
+using System.IO;
+
+namespace Ryujinx.UI.Common.Configuration
+{
+    public static class LoggerModule
+    {
+        public static void Initialize()
+        {
+            ConfigurationState.Instance.Logger.EnableDebug.Event += ReloadEnableDebug;
+            ConfigurationState.Instance.Logger.EnableStub.Event += ReloadEnableStub;
+            ConfigurationState.Instance.Logger.EnableInfo.Event += ReloadEnableInfo;
+            ConfigurationState.Instance.Logger.EnableWarn.Event += ReloadEnableWarning;
+            ConfigurationState.Instance.Logger.EnableError.Event += ReloadEnableError;
+            ConfigurationState.Instance.Logger.EnableTrace.Event += ReloadEnableTrace;
+            ConfigurationState.Instance.Logger.EnableGuest.Event += ReloadEnableGuest;
+            ConfigurationState.Instance.Logger.EnableFsAccessLog.Event += ReloadEnableFsAccessLog;
+            ConfigurationState.Instance.Logger.FilteredClasses.Event += ReloadFilteredClasses;
+            ConfigurationState.Instance.Logger.EnableFileLog.Event += ReloadFileLogger;
+        }
+
+        private static void ReloadEnableDebug(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Debug, e.NewValue);
+        }
+
+        private static void ReloadEnableStub(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Stub, e.NewValue);
+        }
+
+        private static void ReloadEnableInfo(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Info, e.NewValue);
+        }
+
+        private static void ReloadEnableWarning(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Warning, e.NewValue);
+        }
+
+        private static void ReloadEnableError(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Error, e.NewValue);
+        }
+
+        private static void ReloadEnableTrace(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Trace, e.NewValue);
+        }
+
+        private static void ReloadEnableGuest(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.Guest, e.NewValue);
+        }
+
+        private static void ReloadEnableFsAccessLog(object sender, ReactiveEventArgs<bool> e)
+        {
+            Logger.SetEnable(LogLevel.AccessLog, e.NewValue);
+        }
+
+        private static void ReloadFilteredClasses(object sender, ReactiveEventArgs<LogClass[]> e)
+        {
+            bool noFilter = e.NewValue.Length == 0;
+
+            foreach (var logClass in Enum.GetValues<LogClass>())
+            {
+                Logger.SetEnable(logClass, noFilter);
+            }
+
+            foreach (var logClass in e.NewValue)
+            {
+                Logger.SetEnable(logClass, true);
+            }
+        }
+
+        private static void ReloadFileLogger(object sender, ReactiveEventArgs<bool> e)
+        {
+            if (e.NewValue)
+            {
+                string logDir = AppDataManager.LogsDirPath;
+                FileStream logFile = null;
+
+                if (!string.IsNullOrEmpty(logDir))
+                {
+                    logFile = FileLogTarget.PrepareLogFile(logDir);
+                }
+
+                if (logFile == null)
+                {
+                    Logger.Error?.Print(LogClass.Application, "No writable log directory available. Make sure either the Logs directory, Application Data, or the Ryujinx directory is writable.");
+                    Logger.RemoveTarget("file");
+
+                    return;
+                }
+
+                Logger.AddTarget(new AsyncLogTargetWrapper(
+                    new FileLogTarget("file", logFile),
+                    1000,
+                    AsyncLogTargetOverflowAction.Block
+                ));
+            }
+            else
+            {
+                Logger.RemoveTarget("file");
+            }
+        }
+    }
+}

src/Ryujinx.UI.Common/Configuration/System/Language.cs

@@ -0,0 +1,28 @@
+using Ryujinx.Common.Utilities;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Configuration.System
+{
+    [JsonConverter(typeof(TypedStringEnumConverter<Language>))]
+    public enum Language
+    {
+        Japanese,
+        AmericanEnglish,
+        French,
+        German,
+        Italian,
+        Spanish,
+        Chinese,
+        Korean,
+        Dutch,
+        Portuguese,
+        Russian,
+        Taiwanese,
+        BritishEnglish,
+        CanadianFrench,
+        LatinAmericanSpanish,
+        SimplifiedChinese,
+        TraditionalChinese,
+        BrazilianPortuguese,
+    }
+}

src/Ryujinx.UI.Common/Configuration/System/Region.cs

@@ -0,0 +1,17 @@
+using Ryujinx.Common.Utilities;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Configuration.System
+{
+    [JsonConverter(typeof(TypedStringEnumConverter<Region>))]
+    public enum Region
+    {
+        Japan,
+        USA,
+        Europe,
+        Australia,
+        China,
+        Korea,
+        Taiwan,
+    }
+}

src/Ryujinx.UI.Common/Configuration/UI/ColumnSort.cs

@@ -0,0 +1,8 @@
+namespace Ryujinx.UI.Common.Configuration.UI
+{
+    public struct ColumnSort
+    {
+        public int SortColumnId { get; set; }
+        public bool SortAscending { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Configuration/UI/GuiColumns.cs

@@ -0,0 +1,16 @@
+namespace Ryujinx.UI.Common.Configuration.UI
+{
+    public struct GuiColumns
+    {
+        public bool FavColumn { get; set; }
+        public bool IconColumn { get; set; }
+        public bool AppColumn { get; set; }
+        public bool DevColumn { get; set; }
+        public bool VersionColumn { get; set; }
+        public bool TimePlayedColumn { get; set; }
+        public bool LastPlayedColumn { get; set; }
+        public bool FileExtColumn { get; set; }
+        public bool FileSizeColumn { get; set; }
+        public bool PathColumn { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Configuration/UI/ShownFileTypes.cs

@@ -0,0 +1,12 @@
+namespace Ryujinx.UI.Common.Configuration.UI
+{
+    public struct ShownFileTypes
+    {
+        public bool NSP { get; set; }
+        public bool PFS0 { get; set; }
+        public bool XCI { get; set; }
+        public bool NCA { get; set; }
+        public bool NRO { get; set; }
+        public bool NSO { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Configuration/UI/WindowStartup.cs

@@ -0,0 +1,11 @@
+namespace Ryujinx.UI.Common.Configuration.UI
+{
+    public struct WindowStartup
+    {
+        public int WindowSizeWidth { get; set; }
+        public int WindowSizeHeight { get; set; }
+        public int WindowPositionX { get; set; }
+        public int WindowPositionY { get; set; }
+        public bool WindowMaximized { get; set; }
+    }
+}

src/Ryujinx.UI.Common/DiscordIntegrationModule.cs

@@ -0,0 +1,98 @@
+using DiscordRPC;
+using Ryujinx.Common;
+using Ryujinx.UI.Common.Configuration;
+
+namespace Ryujinx.UI.Common
+{
+    public static class DiscordIntegrationModule
+    {
+        private const string Description = "A simple, experimental Nintendo Switch emulator.";
+        private const string CliendId = "568815339807309834";
+
+        private static DiscordRpcClient _discordClient;
+        private static RichPresence _discordPresenceMain;
+
+        public static void Initialize()
+        {
+            _discordPresenceMain = new RichPresence
+            {
+                Assets = new Assets
+                {
+                    LargeImageKey = "ryujinx",
+                    LargeImageText = Description,
+                },
+                Details = "Main Menu",
+                State = "Idling",
+                Timestamps = Timestamps.Now,
+                Buttons = new[]
+                {
+                    new Button
+                    {
+                        Label = "Website",
+                        Url   = "https://ryujinx.org/",
+                    },
+                },
+            };
+
+            ConfigurationState.Instance.EnableDiscordIntegration.Event += Update;
+        }
+
+        private static void Update(object sender, ReactiveEventArgs<bool> evnt)
+        {
+            if (evnt.OldValue != evnt.NewValue)
+            {
+                // If the integration was active, disable it and unload everything
+                if (evnt.OldValue)
+                {
+                    _discordClient?.Dispose();
+
+                    _discordClient = null;
+                }
+
+                // If we need to activate it and the client isn't active, initialize it
+                if (evnt.NewValue && _discordClient == null)
+                {
+                    _discordClient = new DiscordRpcClient(CliendId);
+
+                    _discordClient.Initialize();
+                    _discordClient.SetPresence(_discordPresenceMain);
+                }
+            }
+        }
+
+        public static void SwitchToPlayingState(string titleId, string titleName)
+        {
+            _discordClient?.SetPresence(new RichPresence
+            {
+                Assets = new Assets
+                {
+                    LargeImageKey = "game",
+                    LargeImageText = titleName,
+                    SmallImageKey = "ryujinx",
+                    SmallImageText = Description,
+                },
+                Details = $"Playing {titleName}",
+                State = (titleId == "0000000000000000") ? "Homebrew" : titleId.ToUpper(),
+                Timestamps = Timestamps.Now,
+                Buttons = new[]
+                {
+                    new Button
+                    {
+                        Label = "Website",
+                        Url = "https://ryujinx.org/",
+                    },
+                },
+            });
+        }
+
+        public static void SwitchToMainMenu()
+        {
+            _discordClient?.SetPresence(_discordPresenceMain);
+        }
+
+        public static void Exit()
+        {
+            _discordClient?.Dispose();
+        }
+    }
+}

src/Ryujinx.UI.Common/Extensions/FileTypeExtensions.cs

@@ -0,0 +1,25 @@
+using System;
+using static Ryujinx.UI.Common.Configuration.ConfigurationState.UISection;
+
+namespace Ryujinx.UI.Common
+{
+    public static class FileTypesExtensions
+    {
+        /// <summary>
+        /// Gets the current <see cref="ShownFileTypeSettings"/> value for the correlating FileType name.
+        /// </summary>
+        /// <param name="type">The name of the <see cref="ShownFileTypeSettings"/> parameter to get the value of.</param>
+        /// <param name="config">The config instance to get the value from.</param>
+        /// <returns>The current value of the setting. Value is <see langword="true"/> if the file type is the be shown on the games list, <see langword="false"/> otherwise.</returns>
+        public static bool GetConfigValue(this FileTypes type, ShownFileTypeSettings config) => type switch
+        {
+            FileTypes.NSP => config.NSP.Value,
+            FileTypes.PFS0 => config.PFS0.Value,
+            FileTypes.XCI => config.XCI.Value,
+            FileTypes.NCA => config.NCA.Value,
+            FileTypes.NRO => config.NRO.Value,
+            FileTypes.NSO => config.NSO.Value,
+            _ => throw new ArgumentOutOfRangeException(nameof(type), type, null),
+        };
+    }
+}

src/Ryujinx.UI.Common/Helper/CommandLineState.cs

@@ -0,0 +1,99 @@
+using Ryujinx.Common.Logging;
+using System.Collections.Generic;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static class CommandLineState
+    {
+        public static string[] Arguments { get; private set; }
+
+        public static bool? OverrideDockedMode { get; private set; }
+        public static string OverrideGraphicsBackend { get; private set; }
+        public static string OverrideHideCursor { get; private set; }
+        public static string BaseDirPathArg { get; private set; }
+        public static string Profile { get; private set; }
+        public static string LaunchPathArg { get; private set; }
+        public static bool StartFullscreenArg { get; private set; }
+
+        public static void ParseArguments(string[] args)
+        {
+            List<string> arguments = new();
+
+            // Parse Arguments.
+            for (int i = 0; i < args.Length; ++i)
+            {
+                string arg = args[i];
+
+                switch (arg)
+                {
+                    case "-r":
+                    case "--root-data-dir":
+                        if (i + 1 >= args.Length)
+                        {
+                            Logger.Error?.Print(LogClass.Application, $"Invalid option '{arg}'");
+
+                            continue;
+                        }
+
+                        BaseDirPathArg = args[++i];
+
+                        arguments.Add(arg);
+                        arguments.Add(args[i]);
+                        break;
+                    case "-p":
+                    case "--profile":
+                        if (i + 1 >= args.Length)
+                        {
+                            Logger.Error?.Print(LogClass.Application, $"Invalid option '{arg}'");
+
+                            continue;
+                        }
+
+                        Profile = args[++i];
+
+                        arguments.Add(arg);
+                        arguments.Add(args[i]);
+                        break;
+                    case "-f":
+                    case "--fullscreen":
+                        StartFullscreenArg = true;
+
+                        arguments.Add(arg);
+                        break;
+                    case "-g":
+                    case "--graphics-backend":
+                        if (i + 1 >= args.Length)
+                        {
+                            Logger.Error?.Print(LogClass.Application, $"Invalid option '{arg}'");
+
+                            continue;
+                        }
+
+                        OverrideGraphicsBackend = args[++i];
+                        break;
+                    case "--docked-mode":
+                        OverrideDockedMode = true;
+                        break;
+                    case "--handheld-mode":
+                        OverrideDockedMode = false;
+                        break;
+                    case "--hide-cursor":
+                        if (i + 1 >= args.Length)
+                        {
+                            Logger.Error?.Print(LogClass.Application, $"Invalid option '{arg}'");
+
+                            continue;
+                        }
+
+                        OverrideHideCursor = args[++i];
+                        break;
+                    default:
+                        LaunchPathArg = arg;
+                        break;
+                }
+            }
+
+            Arguments = arguments.ToArray();
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/ConsoleHelper.cs

@@ -0,0 +1,50 @@
+using Ryujinx.Common.Logging;
+using System;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static partial class ConsoleHelper
+    {
+        public static bool SetConsoleWindowStateSupported => OperatingSystem.IsWindows();
+
+        public static void SetConsoleWindowState(bool show)
+        {
+            if (OperatingSystem.IsWindows())
+            {
+                SetConsoleWindowStateWindows(show);
+            }
+            else if (show == false)
+            {
+                Logger.Warning?.Print(LogClass.Application, "OS doesn't support hiding console window");
+            }
+        }
+
+        [SupportedOSPlatform("windows")]
+        private static void SetConsoleWindowStateWindows(bool show)
+        {
+            const int SW_HIDE = 0;
+            const int SW_SHOW = 5;
+
+            IntPtr hWnd = GetConsoleWindow();
+
+            if (hWnd == IntPtr.Zero)
+            {
+                Logger.Warning?.Print(LogClass.Application, "Attempted to show/hide console window but console window does not exist");
+                return;
+            }
+
+            ShowWindow(hWnd, show ? SW_SHOW : SW_HIDE);
+        }
+
+        [SupportedOSPlatform("windows")]
+        [LibraryImport("kernel32")]
+        private static partial IntPtr GetConsoleWindow();
+
+        [SupportedOSPlatform("windows")]
+        [LibraryImport("user32")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool ShowWindow(IntPtr hWnd, int nCmdShow);
+    }
+}

src/Ryujinx.UI.Common/Helper/FileAssociationHelper.cs

@@ -0,0 +1,202 @@
+using Microsoft.Win32;
+using Ryujinx.Common;
+using Ryujinx.Common.Logging;
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static partial class FileAssociationHelper
+    {
+        private static readonly string[] _fileExtensions = { ".nca", ".nro", ".nso", ".nsp", ".xci" };
+
+        [SupportedOSPlatform("linux")]
+        private static readonly string _mimeDbPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".local", "share", "mime");
+
+        private const int SHCNE_ASSOCCHANGED = 0x8000000;
+        private const int SHCNF_FLUSH = 0x1000;
+
+        [LibraryImport("shell32.dll", SetLastError = true)]
+        public static partial void SHChangeNotify(uint wEventId, uint uFlags, IntPtr dwItem1, IntPtr dwItem2);
+
+        public static bool IsTypeAssociationSupported => (OperatingSystem.IsLinux() || OperatingSystem.IsWindows()) && !ReleaseInformation.IsFlatHubBuild;
+
+        [SupportedOSPlatform("linux")]
+        private static bool AreMimeTypesRegisteredLinux() => File.Exists(Path.Combine(_mimeDbPath, "packages", "Ryujinx.xml"));
+
+        [SupportedOSPlatform("linux")]
+        private static bool InstallLinuxMimeTypes(bool uninstall = false)
+        {
+            string installKeyword = uninstall ? "uninstall" : "install";
+
+            if ((uninstall && AreMimeTypesRegisteredLinux()) || (!uninstall && !AreMimeTypesRegisteredLinux()))
+            {
+                string mimeTypesFile = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "mime", "Ryujinx.xml");
+                string additionalArgs = !uninstall ? "--novendor" : "";
+
+                using Process mimeProcess = new();
+
+                mimeProcess.StartInfo.FileName = "xdg-mime";
+                mimeProcess.StartInfo.Arguments = $"{installKeyword} {additionalArgs} --mode user {mimeTypesFile}";
+
+                mimeProcess.Start();
+                mimeProcess.WaitForExit();
+
+                if (mimeProcess.ExitCode != 0)
+                {
+                    Logger.Error?.PrintMsg(LogClass.Application, $"Unable to {installKeyword} mime types. Make sure xdg-utils is installed. Process exited with code: {mimeProcess.ExitCode}");
+
+                    return false;
+                }
+
+                using Process updateMimeProcess = new();
+
+                updateMimeProcess.StartInfo.FileName = "update-mime-database";
+                updateMimeProcess.StartInfo.Arguments = _mimeDbPath;
+
+                updateMimeProcess.Start();
+                updateMimeProcess.WaitForExit();
+
+                if (updateMimeProcess.ExitCode != 0)
+                {
+                    Logger.Error?.PrintMsg(LogClass.Application, $"Could not update local mime database. Process exited with code: {updateMimeProcess.ExitCode}");
+                }
+            }
+
+            return true;
+        }
+
+        [SupportedOSPlatform("windows")]
+        private static bool AreMimeTypesRegisteredWindows()
+        {
+            static bool CheckRegistering(string ext)
+            {
+                RegistryKey key = Registry.CurrentUser.OpenSubKey(@$"Software\Classes\{ext}");
+
+                if (key is null)
+                {
+                    return false;
+                }
+
+                var openCmd = key.OpenSubKey(@"shell\open\command");
+
+                string keyValue = (string)openCmd.GetValue("");
+
+                return keyValue is not null && (keyValue.Contains("Ryujinx") || keyValue.Contains(AppDomain.CurrentDomain.FriendlyName));
+            }
+
+            bool registered = false;
+
+            foreach (string ext in _fileExtensions)
+            {
+                registered |= CheckRegistering(ext);
+            }
+
+            return registered;
+        }
+
+        [SupportedOSPlatform("windows")]
+        private static bool InstallWindowsMimeTypes(bool uninstall = false)
+        {
+            static bool RegisterExtension(string ext, bool uninstall = false)
+            {
+                string keyString = @$"Software\Classes\{ext}";
+
+                if (uninstall)
+                {
+                    // If the types don't already exist, there's nothing to do and we can call this operation successful.
+                    if (!AreMimeTypesRegisteredWindows())
+                    {
+                        return true;
+                    }
+                    Logger.Debug?.Print(LogClass.Application, $"Removing type association {ext}");
+                    Registry.CurrentUser.DeleteSubKeyTree(keyString);
+                    Logger.Debug?.Print(LogClass.Application, $"Removed type association {ext}");
+                }
+                else
+                {
+                    using var key = Registry.CurrentUser.CreateSubKey(keyString);
+
+                    if (key is null)
+                    {
+                        return false;
+                    }
+
+                    Logger.Debug?.Print(LogClass.Application, $"Adding type association {ext}");
+                    using var openCmd = key.CreateSubKey(@"shell\open\command");
+                    openCmd.SetValue("", $"\"{Environment.ProcessPath}\" \"%1\"");
+                    Logger.Debug?.Print(LogClass.Application, $"Added type association {ext}");
+
+                }
+
+                return true;
+            }
+
+            bool registered = false;
+
+            foreach (string ext in _fileExtensions)
+            {
+                registered |= RegisterExtension(ext, uninstall);
+            }
+
+            // Notify Explorer the file association has been changed.
+            SHChangeNotify(SHCNE_ASSOCCHANGED, SHCNF_FLUSH, IntPtr.Zero, IntPtr.Zero);
+
+            return registered;
+        }
+
+        public static bool AreMimeTypesRegistered()
+        {
+            if (OperatingSystem.IsLinux())
+            {
+                return AreMimeTypesRegisteredLinux();
+            }
+
+            if (OperatingSystem.IsWindows())
+            {
+                return AreMimeTypesRegisteredWindows();
+            }
+
+            // TODO: Add macOS support.
+
+            return false;
+        }
+
+        public static bool Install()
+        {
+            if (OperatingSystem.IsLinux())
+            {
+                return InstallLinuxMimeTypes();
+            }
+
+            if (OperatingSystem.IsWindows())
+            {
+                return InstallWindowsMimeTypes();
+            }
+
+            // TODO: Add macOS support.
+
+            return false;
+        }
+
+        public static bool Uninstall()
+        {
+            if (OperatingSystem.IsLinux())
+            {
+                return InstallLinuxMimeTypes(true);
+            }
+
+            if (OperatingSystem.IsWindows())
+            {
+                return InstallWindowsMimeTypes(true);
+            }
+
+            // TODO: Add macOS support.
+
+            return false;
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/LinuxHelper.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    [SupportedOSPlatform("linux")]
+    public static class LinuxHelper
+    {
+        // NOTE: This value was determined by manual tests and might need to be increased again.
+        public const int RecommendedVmMaxMapCount = 524288;
+        public const string VmMaxMapCountPath = "/proc/sys/vm/max_map_count";
+        public const string SysCtlConfigPath = "/etc/sysctl.d/99-Ryujinx.conf";
+        public static int VmMaxMapCount => int.Parse(File.ReadAllText(VmMaxMapCountPath));
+        public static string PkExecPath { get; } = GetBinaryPath("pkexec");
+
+        private static string GetBinaryPath(string binary)
+        {
+            string pathVar = Environment.GetEnvironmentVariable("PATH");
+
+            if (pathVar is null || string.IsNullOrEmpty(binary))
+            {
+                return null;
+            }
+
+            foreach (var searchPath in pathVar.Split(":", StringSplitOptions.TrimEntries | StringSplitOptions.RemoveEmptyEntries))
+            {
+                string binaryPath = Path.Combine(searchPath, binary);
+
+                if (File.Exists(binaryPath))
+                {
+                    return binaryPath;
+                }
+            }
+
+            return null;
+        }
+
+        public static int RunPkExec(string command)
+        {
+            if (PkExecPath == null)
+            {
+                return 1;
+            }
+
+            using Process process = new()
+            {
+                StartInfo =
+                {
+                    FileName = PkExecPath,
+                    ArgumentList = { "sh", "-c", command },
+                },
+            };
+
+            process.Start();
+            process.WaitForExit();
+
+            return process.ExitCode;
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/ObjectiveC.cs

@@ -0,0 +1,160 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    [SupportedOSPlatform("macos")]
+    public static partial class ObjectiveC
+    {
+        private const string ObjCRuntime = "/usr/lib/libobjc.A.dylib";
+
+        [LibraryImport(ObjCRuntime, StringMarshalling = StringMarshalling.Utf8)]
+        private static partial IntPtr sel_getUid(string name);
+
+        [LibraryImport(ObjCRuntime, StringMarshalling = StringMarshalling.Utf8)]
+        private static partial IntPtr objc_getClass(string name);
+
+        [LibraryImport(ObjCRuntime)]
+        private static partial void objc_msgSend(IntPtr receiver, Selector selector);
+
+        [LibraryImport(ObjCRuntime)]
+        private static partial void objc_msgSend(IntPtr receiver, Selector selector, byte value);
+
+        [LibraryImport(ObjCRuntime)]
+        private static partial void objc_msgSend(IntPtr receiver, Selector selector, IntPtr value);
+
+        [LibraryImport(ObjCRuntime)]
+        private static partial void objc_msgSend(IntPtr receiver, Selector selector, NSRect point);
+
+        [LibraryImport(ObjCRuntime)]
+        private static partial void objc_msgSend(IntPtr receiver, Selector selector, double value);
+
+        [LibraryImport(ObjCRuntime, EntryPoint = "objc_msgSend")]
+        private static partial IntPtr IntPtr_objc_msgSend(IntPtr receiver, Selector selector);
+
+        [LibraryImport(ObjCRuntime, EntryPoint = "objc_msgSend")]
+        private static partial IntPtr IntPtr_objc_msgSend(IntPtr receiver, Selector selector, IntPtr param);
+
+        [LibraryImport(ObjCRuntime, EntryPoint = "objc_msgSend", StringMarshalling = StringMarshalling.Utf8)]
+        private static partial IntPtr IntPtr_objc_msgSend(IntPtr receiver, Selector selector, string param);
+
+        [LibraryImport(ObjCRuntime, EntryPoint = "objc_msgSend")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool bool_objc_msgSend(IntPtr receiver, Selector selector, IntPtr param);
+
+        public readonly struct Object
+        {
+            public readonly IntPtr ObjPtr;
+
+            private Object(IntPtr pointer)
+            {
+                ObjPtr = pointer;
+            }
+
+            public Object(string name)
+            {
+                ObjPtr = objc_getClass(name);
+            }
+
+            public void SendMessage(Selector selector)
+            {
+                objc_msgSend(ObjPtr, selector);
+            }
+
+            public void SendMessage(Selector selector, byte value)
+            {
+                objc_msgSend(ObjPtr, selector, value);
+            }
+
+            public void SendMessage(Selector selector, Object obj)
+            {
+                objc_msgSend(ObjPtr, selector, obj.ObjPtr);
+            }
+
+            public void SendMessage(Selector selector, NSRect point)
+            {
+                objc_msgSend(ObjPtr, selector, point);
+            }
+
+            public void SendMessage(Selector selector, double value)
+            {
+                objc_msgSend(ObjPtr, selector, value);
+            }
+
+            public Object GetFromMessage(Selector selector)
+            {
+                return new Object(IntPtr_objc_msgSend(ObjPtr, selector));
+            }
+
+            public Object GetFromMessage(Selector selector, Object obj)
+            {
+                return new Object(IntPtr_objc_msgSend(ObjPtr, selector, obj.ObjPtr));
+            }
+
+            public Object GetFromMessage(Selector selector, NSString nsString)
+            {
+                return new Object(IntPtr_objc_msgSend(ObjPtr, selector, nsString.StrPtr));
+            }
+
+            public Object GetFromMessage(Selector selector, string param)
+            {
+                return new Object(IntPtr_objc_msgSend(ObjPtr, selector, param));
+            }
+
+            public bool GetBoolFromMessage(Selector selector, Object obj)
+            {
+                return bool_objc_msgSend(ObjPtr, selector, obj.ObjPtr);
+            }
+        }
+
+        public readonly struct Selector
+        {
+            public readonly IntPtr SelPtr;
+
+            private Selector(string name)
+            {
+                SelPtr = sel_getUid(name);
+            }
+
+            public static implicit operator Selector(string value) => new(value);
+        }
+
+        public readonly struct NSString
+        {
+            public readonly IntPtr StrPtr;
+
+            public NSString(string aString)
+            {
+                IntPtr nsString = objc_getClass("NSString");
+                StrPtr = IntPtr_objc_msgSend(nsString, "stringWithUTF8String:", aString);
+            }
+
+            public static implicit operator IntPtr(NSString nsString) => nsString.StrPtr;
+        }
+
+        public readonly struct NSPoint
+        {
+            public readonly double X;
+            public readonly double Y;
+
+            public NSPoint(double x, double y)
+            {
+                X = x;
+                Y = y;
+            }
+        }
+
+        public readonly struct NSRect
+        {
+            public readonly NSPoint Pos;
+            public readonly NSPoint Size;
+
+            public NSRect(double x, double y, double width, double height)
+            {
+                Pos = new NSPoint(x, y);
+                Size = new NSPoint(width, height);
+            }
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/OpenHelper.cs

@@ -0,0 +1,112 @@
+using Ryujinx.Common.Logging;
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static partial class OpenHelper
+    {
+        [LibraryImport("shell32.dll", SetLastError = true)]
+        private static partial int SHOpenFolderAndSelectItems(IntPtr pidlFolder, uint cidl, IntPtr apidl, uint dwFlags);
+
+        [LibraryImport("shell32.dll", SetLastError = true)]
+        private static partial void ILFree(IntPtr pidlList);
+
+        [LibraryImport("shell32.dll", SetLastError = true)]
+        private static partial IntPtr ILCreateFromPathW([MarshalAs(UnmanagedType.LPWStr)] string pszPath);
+
+        public static void OpenFolder(string path)
+        {
+            if (Directory.Exists(path))
+            {
+                Process.Start(new ProcessStartInfo
+                {
+                    FileName = path,
+                    UseShellExecute = true,
+                    Verb = "open",
+                });
+            }
+            else
+            {
+                Logger.Notice.Print(LogClass.Application, $"Directory \"{path}\" doesn't exist!");
+            }
+        }
+
+        public static void LocateFile(string path)
+        {
+            if (File.Exists(path))
+            {
+                if (OperatingSystem.IsWindows())
+                {
+                    IntPtr pidlList = ILCreateFromPathW(path);
+                    if (pidlList != IntPtr.Zero)
+                    {
+                        try
+                        {
+                            Marshal.ThrowExceptionForHR(SHOpenFolderAndSelectItems(pidlList, 0, IntPtr.Zero, 0));
+                        }
+                        finally
+                        {
+                            ILFree(pidlList);
+                        }
+                    }
+                }
+                else if (OperatingSystem.IsMacOS())
+                {
+                    ObjectiveC.NSString nsStringPath = new(path);
+                    ObjectiveC.Object nsUrl = new("NSURL");
+                    var urlPtr = nsUrl.GetFromMessage("fileURLWithPath:", nsStringPath);
+
+                    ObjectiveC.Object nsArray = new("NSArray");
+                    ObjectiveC.Object urlArray = nsArray.GetFromMessage("arrayWithObject:", urlPtr);
+
+                    ObjectiveC.Object nsWorkspace = new("NSWorkspace");
+                    ObjectiveC.Object sharedWorkspace = nsWorkspace.GetFromMessage("sharedWorkspace");
+
+                    sharedWorkspace.SendMessage("activateFileViewerSelectingURLs:", urlArray);
+                }
+                else if (OperatingSystem.IsLinux())
+                {
+                    Process.Start("dbus-send", $"--session --print-reply --dest=org.freedesktop.FileManager1 --type=method_call /org/freedesktop/FileManager1 org.freedesktop.FileManager1.ShowItems array:string:\"file://{path}\" string:\"\"");
+                }
+                else
+                {
+                    OpenFolder(Path.GetDirectoryName(path));
+                }
+            }
+            else
+            {
+                Logger.Notice.Print(LogClass.Application, $"File \"{path}\" doesn't exist!");
+            }
+        }
+
+        public static void OpenUrl(string url)
+        {
+            if (OperatingSystem.IsWindows())
+            {
+                Process.Start(new ProcessStartInfo("cmd", $"/c start {url.Replace("&", "^&")}"));
+            }
+            else if (OperatingSystem.IsLinux())
+            {
+                Process.Start("xdg-open", url);
+            }
+            else if (OperatingSystem.IsMacOS())
+            {
+                ObjectiveC.NSString nsStringPath = new(url);
+                ObjectiveC.Object nsUrl = new("NSURL");
+                var urlPtr = nsUrl.GetFromMessage("URLWithString:", nsStringPath);
+
+                ObjectiveC.Object nsWorkspace = new("NSWorkspace");
+                ObjectiveC.Object sharedWorkspace = nsWorkspace.GetFromMessage("sharedWorkspace");
+
+                sharedWorkspace.GetBoolFromMessage("openURL:", urlPtr);
+            }
+            else
+            {
+                Logger.Notice.Print(LogClass.Application, $"Cannot open url \"{url}\" on this platform!");
+            }
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/SetupValidator.cs

@@ -0,0 +1,114 @@
+using Ryujinx.Common.Logging;
+using Ryujinx.HLE.FileSystem;
+using System;
+using System.IO;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    /// <summary>
+    /// Ensure installation validity
+    /// </summary>
+    public static class SetupValidator
+    {
+        public static bool IsFirmwareValid(ContentManager contentManager, out UserError error)
+        {
+            bool hasFirmware = contentManager.GetCurrentFirmwareVersion() != null;
+
+            if (hasFirmware)
+            {
+                error = UserError.Success;
+
+                return true;
+            }
+
+            error = UserError.NoFirmware;
+
+            return false;
+        }
+
+        public static bool CanFixStartApplication(ContentManager contentManager, string baseApplicationPath, UserError error, out SystemVersion firmwareVersion)
+        {
+            try
+            {
+                firmwareVersion = contentManager.VerifyFirmwarePackage(baseApplicationPath);
+            }
+            catch (Exception)
+            {
+                firmwareVersion = null;
+            }
+
+            return error == UserError.NoFirmware && Path.GetExtension(baseApplicationPath).ToLowerInvariant() == ".xci" && firmwareVersion != null;
+        }
+
+        public static bool TryFixStartApplication(ContentManager contentManager, string baseApplicationPath, UserError error, out UserError outError)
+        {
+            if (error == UserError.NoFirmware)
+            {
+                string baseApplicationExtension = Path.GetExtension(baseApplicationPath).ToLowerInvariant();
+
+                // If the target app to start is a XCI, try to install firmware from it
+                if (baseApplicationExtension == ".xci")
+                {
+                    SystemVersion firmwareVersion;
+
+                    try
+                    {
+                        firmwareVersion = contentManager.VerifyFirmwarePackage(baseApplicationPath);
+                    }
+                    catch (Exception)
+                    {
+                        firmwareVersion = null;
+                    }
+
+                    // The XCI is a valid firmware package, try to install the firmware from it!
+                    if (firmwareVersion != null)
+                    {
+                        try
+                        {
+                            Logger.Info?.Print(LogClass.Application, $"Installing firmware {firmwareVersion.VersionString}");
+
+                            contentManager.InstallFirmware(baseApplicationPath);
+
+                            Logger.Info?.Print(LogClass.Application, $"System version {firmwareVersion.VersionString} successfully installed.");
+
+                            outError = UserError.Success;
+
+                            return true;
+                        }
+                        catch (Exception) { }
+                    }
+
+                    outError = error;
+
+                    return false;
+                }
+            }
+
+            outError = error;
+
+            return false;
+        }
+
+        public static bool CanStartApplication(ContentManager contentManager, string baseApplicationPath, out UserError error)
+        {
+            if (Directory.Exists(baseApplicationPath) || File.Exists(baseApplicationPath))
+            {
+                string baseApplicationExtension = Path.GetExtension(baseApplicationPath).ToLowerInvariant();
+
+                // NOTE: We don't force homebrew developers to install a system firmware.
+                if (baseApplicationExtension == ".nro" || baseApplicationExtension == ".nso")
+                {
+                    error = UserError.Success;
+
+                    return true;
+                }
+
+                return IsFirmwareValid(contentManager, out error);
+            }
+
+            error = UserError.ApplicationNotFound;
+
+            return false;
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/ShortcutHelper.cs

@@ -0,0 +1,162 @@
+using Ryujinx.Common;
+using Ryujinx.Common.Configuration;
+using ShellLink;
+using SixLabors.ImageSharp;
+using SixLabors.ImageSharp.Formats.Png;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static class ShortcutHelper
+    {
+        [SupportedOSPlatform("windows")]
+        private static void CreateShortcutWindows(string applicationFilePath, byte[] iconData, string iconPath, string cleanedAppName, string desktopPath)
+        {
+            string basePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, AppDomain.CurrentDomain.FriendlyName + ".exe");
+            iconPath += ".ico";
+
+            MemoryStream iconDataStream = new(iconData);
+            var image = Image.Load(iconDataStream);
+            image.Mutate(x => x.Resize(128, 128));
+            SaveBitmapAsIcon(image, iconPath);
+
+            var shortcut = Shortcut.CreateShortcut(basePath, GetArgsString(applicationFilePath), iconPath, 0);
+            shortcut.StringData.NameString = cleanedAppName;
+            shortcut.WriteToFile(Path.Combine(desktopPath, cleanedAppName + ".lnk"));
+        }
+
+        [SupportedOSPlatform("linux")]
+        private static void CreateShortcutLinux(string applicationFilePath, byte[] iconData, string iconPath, string desktopPath, string cleanedAppName)
+        {
+            string basePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Ryujinx.sh");
+            var desktopFile = EmbeddedResources.ReadAllText("Ryujinx.UI.Common/shortcut-template.desktop");
+            iconPath += ".png";
+
+            var image = Image.Load<Rgba32>(iconData);
+            image.SaveAsPng(iconPath);
+
+            using StreamWriter outputFile = new(Path.Combine(desktopPath, cleanedAppName + ".desktop"));
+            outputFile.Write(desktopFile, cleanedAppName, iconPath, $"{basePath} {GetArgsString(applicationFilePath)}");
+        }
+
+        [SupportedOSPlatform("macos")]
+        private static void CreateShortcutMacos(string appFilePath, byte[] iconData, string desktopPath, string cleanedAppName)
+        {
+            string basePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Ryujinx");
+            var plistFile = EmbeddedResources.ReadAllText("Ryujinx.UI.Common/shortcut-template.plist");
+            var shortcutScript = EmbeddedResources.ReadAllText("Ryujinx.UI.Common/shortcut-launch-script.sh");
+            // Macos .App folder
+            string contentFolderPath = Path.Combine("/Applications", cleanedAppName + ".app", "Contents");
+            string scriptFolderPath = Path.Combine(contentFolderPath, "MacOS");
+
+            if (!Directory.Exists(scriptFolderPath))
+            {
+                Directory.CreateDirectory(scriptFolderPath);
+            }
+
+            // Runner script
+            const string ScriptName = "runner.sh";
+            string scriptPath = Path.Combine(scriptFolderPath, ScriptName);
+            using StreamWriter scriptFile = new(scriptPath);
+
+            scriptFile.Write(shortcutScript, basePath, GetArgsString(appFilePath));
+
+            // Set execute permission
+            FileInfo fileInfo = new(scriptPath);
+            fileInfo.UnixFileMode |= UnixFileMode.UserExecute;
+
+            // img
+            string resourceFolderPath = Path.Combine(contentFolderPath, "Resources");
+            if (!Directory.Exists(resourceFolderPath))
+            {
+                Directory.CreateDirectory(resourceFolderPath);
+            }
+
+            const string IconName = "icon.png";
+            var image = Image.Load<Rgba32>(iconData);
+            image.SaveAsPng(Path.Combine(resourceFolderPath, IconName));
+
+            // plist file
+            using StreamWriter outputFile = new(Path.Combine(contentFolderPath, "Info.plist"));
+            outputFile.Write(plistFile, ScriptName, cleanedAppName, IconName);
+        }
+
+        public static void CreateAppShortcut(string applicationFilePath, string applicationName, string applicationId, byte[] iconData)
+        {
+            string desktopPath = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory);
+            string cleanedAppName = string.Join("_", applicationName.Split(Path.GetInvalidFileNameChars()));
+
+            if (OperatingSystem.IsWindows())
+            {
+                string iconPath = Path.Combine(AppDataManager.BaseDirPath, "games", applicationId, "app");
+
+                CreateShortcutWindows(applicationFilePath, iconData, iconPath, cleanedAppName, desktopPath);
+
+                return;
+            }
+
+            if (OperatingSystem.IsLinux())
+            {
+                string iconPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".local", "share", "icons", "Ryujinx");
+
+                Directory.CreateDirectory(iconPath);
+                CreateShortcutLinux(applicationFilePath, iconData, Path.Combine(iconPath, applicationId), desktopPath, cleanedAppName);
+
+                return;
+            }
+
+            if (OperatingSystem.IsMacOS())
+            {
+                CreateShortcutMacos(applicationFilePath, iconData, desktopPath, cleanedAppName);
+
+                return;
+            }
+
+            throw new NotImplementedException("Shortcut support has not been implemented yet for this OS.");
+        }
+
+        private static string GetArgsString(string appFilePath)
+        {
+            // args are first defined as a list, for easier adjustments in the future
+            var argsList = new List<string>();
+
+            if (!string.IsNullOrEmpty(CommandLineState.BaseDirPathArg))
+            {
+                argsList.Add("--root-data-dir");
+                argsList.Add($"\"{CommandLineState.BaseDirPathArg}\"");
+            }
+
+            argsList.Add($"\"{appFilePath}\"");
+
+            return String.Join(" ", argsList);
+        }
+
+        /// <summary>
+        /// Creates a Icon (.ico) file using the source bitmap image at the specified file path.
+        /// </summary>
+        /// <param name="source">The source bitmap image that will be saved as an .ico file</param>
+        /// <param name="filePath">The location that the new .ico file will be saved too (Make sure to include '.ico' in the path).</param>
+        [SupportedOSPlatform("windows")]
+        private static void SaveBitmapAsIcon(Image source, string filePath)
+        {
+            // Code Modified From https://stackoverflow.com/a/11448060/368354 by Benlitz
+            byte[] header = { 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 32, 0, 0, 0, 0, 0, 22, 0, 0, 0 };
+            using FileStream fs = new(filePath, FileMode.Create);
+
+            fs.Write(header);
+            // Writing actual data
+            source.Save(fs, PngFormat.Instance);
+            // Getting data length (file length minus header)
+            long dataLength = fs.Length - header.Length;
+            // Write it in the correct place
+            fs.Seek(14, SeekOrigin.Begin);
+            fs.WriteByte((byte)dataLength);
+            fs.WriteByte((byte)(dataLength >> 8));
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/TitleHelper.cs

@@ -0,0 +1,30 @@
+using Ryujinx.HLE.Loaders.Processes;
+using System;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static class TitleHelper
+    {
+        public static string ActiveApplicationTitle(ProcessResult activeProcess, string applicationVersion, string pauseString = "")
+        {
+            if (activeProcess == null)
+            {
+                return String.Empty;
+            }
+
+            string titleNameSection = string.IsNullOrWhiteSpace(activeProcess.Name) ? string.Empty : $" {activeProcess.Name}";
+            string titleVersionSection = string.IsNullOrWhiteSpace(activeProcess.DisplayVersion) ? string.Empty : $" v{activeProcess.DisplayVersion}";
+            string titleIdSection = $" ({activeProcess.ProgramIdText.ToUpper()})";
+            string titleArchSection = activeProcess.Is64Bit ? " (64-bit)" : " (32-bit)";
+
+            string appTitle = $"Ryujinx {applicationVersion} -{titleNameSection}{titleVersionSection}{titleIdSection}{titleArchSection}";
+
+            if (!string.IsNullOrEmpty(pauseString))
+            {
+                appTitle += $" ({pauseString})";
+            }
+
+            return appTitle;
+        }
+    }
+}

src/Ryujinx.UI.Common/Helper/ValueFormatUtils.cs

@@ -0,0 +1,219 @@
+using System;
+using System.Globalization;
+using System.Linq;
+
+namespace Ryujinx.UI.Common.Helper
+{
+    public static class ValueFormatUtils
+    {
+        private static readonly string[] _fileSizeUnitStrings =
+        {
+            "B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB",  // Base 10 units, used for formatting and parsing
+            "KB", "MB", "GB", "TB", "PB", "EB",             // Base 2 units, used for parsing legacy values
+        };
+
+        /// <summary>
+        /// Used by <see cref="FormatFileSize"/>.
+        /// </summary>
+        public enum FileSizeUnits
+        {
+            Auto = -1,
+            Bytes = 0,
+            Kibibytes = 1,
+            Mebibytes = 2,
+            Gibibytes = 3,
+            Tebibytes = 4,
+            Pebibytes = 5,
+            Exbibytes = 6,
+            Kilobytes = 7,
+            Megabytes = 8,
+            Gigabytes = 9,
+            Terabytes = 10,
+            Petabytes = 11,
+            Exabytes = 12,
+        }
+
+        private const double SizeBase10 = 1000;
+        private const double SizeBase2 = 1024;
+        private const int UnitEBIndex = 6;
+
+        #region Value formatters
+
+        /// <summary>
+        /// Creates a human-readable string from a <see cref="TimeSpan"/>.
+        /// </summary>
+        /// <param name="timeSpan">The <see cref="TimeSpan"/> to be formatted.</param>
+        /// <returns>A formatted string that can be displayed in the UI.</returns>
+        public static string FormatTimeSpan(TimeSpan? timeSpan)
+        {
+            if (!timeSpan.HasValue || timeSpan.Value.TotalSeconds < 1)
+            {
+                // Game was never played
+                return TimeSpan.Zero.ToString("c", CultureInfo.InvariantCulture);
+            }
+
+            if (timeSpan.Value.TotalDays < 1)
+            {
+                // Game was played for less than a day
+                return timeSpan.Value.ToString("c", CultureInfo.InvariantCulture);
+            }
+
+            // Game was played for more than a day
+            TimeSpan onlyTime = timeSpan.Value.Subtract(TimeSpan.FromDays(timeSpan.Value.Days));
+            string onlyTimeString = onlyTime.ToString("c", CultureInfo.InvariantCulture);
+
+            return $"{timeSpan.Value.Days}d, {onlyTimeString}";
+        }
+
+        /// <summary>
+        /// Creates a human-readable string from a <see cref="DateTime"/>.
+        /// </summary>
+        /// <param name="utcDateTime">The <see cref="DateTime"/> to be formatted. This is expected to be UTC-based.</param>
+        /// <param name="culture">The <see cref="CultureInfo"/> that's used in formatting. Defaults to <see cref="CultureInfo.CurrentCulture"/>.</param>
+        /// <returns>A formatted string that can be displayed in the UI.</returns>
+        public static string FormatDateTime(DateTime? utcDateTime, CultureInfo culture = null)
+        {
+            culture ??= CultureInfo.CurrentCulture;
+
+            if (!utcDateTime.HasValue)
+            {
+                // In the Avalonia UI, this is turned into a localized version of "Never" by LocalizedNeverConverter.
+                return "Never";
+            }
+
+            return utcDateTime.Value.ToLocalTime().ToString(culture);
+        }
+
+        /// <summary>
+        /// Creates a human-readable file size string.
+        /// </summary>
+        /// <param name="size">The file size in bytes.</param>
+        /// <param name="forceUnit">Formats the passed size value as this unit, bypassing the automatic unit choice.</param>
+        /// <returns>A human-readable file size string.</returns>
+        public static string FormatFileSize(long size, FileSizeUnits forceUnit = FileSizeUnits.Auto)
+        {
+            if (size <= 0)
+            {
+                return $"0 {_fileSizeUnitStrings[0]}";
+            }
+
+            int unitIndex = (int)forceUnit;
+            if (forceUnit == FileSizeUnits.Auto)
+            {
+                unitIndex = Convert.ToInt32(Math.Floor(Math.Log(size, SizeBase10)));
+
+                // Apply an upper bound so that exabytes are the biggest unit used when formatting.
+                if (unitIndex > UnitEBIndex)
+                {
+                    unitIndex = UnitEBIndex;
+                }
+            }
+
+            double sizeRounded;
+
+            if (unitIndex > UnitEBIndex)
+            {
+                sizeRounded = Math.Round(size / Math.Pow(SizeBase10, unitIndex - UnitEBIndex), 1);
+            }
+            else
+            {
+                sizeRounded = Math.Round(size / Math.Pow(SizeBase2, unitIndex), 1);
+            }
+
+            string sizeFormatted = sizeRounded.ToString(CultureInfo.InvariantCulture);
+
+            return $"{sizeFormatted} {_fileSizeUnitStrings[unitIndex]}";
+        }
+
+        #endregion
+
+        #region Value parsers
+
+        /// <summary>
+        /// Parses a string generated by <see cref="FormatTimeSpan"/> and returns the original <see cref="TimeSpan"/>.
+        /// </summary>
+        /// <param name="timeSpanString">A string representing a <see cref="TimeSpan"/>.</param>
+        /// <returns>A <see cref="TimeSpan"/> object. If the input string couldn't been parsed, <see cref="TimeSpan.Zero"/> is returned.</returns>
+        public static TimeSpan ParseTimeSpan(string timeSpanString)
+        {
+            TimeSpan returnTimeSpan = TimeSpan.Zero;
+
+            // An input string can either look like "01:23:45" or "1d, 01:23:45" if the timespan represents a duration of more than a day.
+            // Here, we split the input string to check if it's the former or the latter.
+            var valueSplit = timeSpanString.Split(", ");
+            if (valueSplit.Length > 1)
+            {
+                var dayPart = valueSplit[0].Split("d")[0];
+                if (int.TryParse(dayPart, out int days))
+                {
+                    returnTimeSpan = returnTimeSpan.Add(TimeSpan.FromDays(days));
+                }
+            }
+
+            if (TimeSpan.TryParse(valueSplit.Last(), out TimeSpan parsedTimeSpan))
+            {
+                returnTimeSpan = returnTimeSpan.Add(parsedTimeSpan);
+            }
+
+            return returnTimeSpan;
+        }
+
+        /// <summary>
+        /// Parses a string generated by <see cref="FormatDateTime"/> and returns the original <see cref="DateTime"/>.
+        /// </summary>
+        /// <param name="dateTimeString">The string representing a <see cref="DateTime"/>.</param>
+        /// <returns>A <see cref="DateTime"/> object. If the input string couldn't be parsed, <see cref="DateTime.UnixEpoch"/> is returned.</returns>
+        public static DateTime ParseDateTime(string dateTimeString)
+        {
+            if (!DateTime.TryParse(dateTimeString, CultureInfo.CurrentCulture, out DateTime parsedDateTime))
+            {
+                // Games that were never played are supposed to appear before the oldest played games in the list,
+                // so returning DateTime.UnixEpoch here makes sense.
+                return DateTime.UnixEpoch;
+            }
+
+            return parsedDateTime;
+        }
+
+        /// <summary>
+        /// Parses a string generated by <see cref="FormatFileSize"/> and returns a <see cref="long"/> representing a number of bytes.
+        /// </summary>
+        /// <param name="sizeString">A string representing a file size formatted with <see cref="FormatFileSize"/>.</param>
+        /// <returns>A <see cref="long"/> representing a number of bytes.</returns>
+        public static long ParseFileSize(string sizeString)
+        {
+            // Enumerating over the units backwards because otherwise, sizeString.EndsWith("B") would exit the loop in the first iteration.
+            for (int i = _fileSizeUnitStrings.Length - 1; i >= 0; i--)
+            {
+                string unit = _fileSizeUnitStrings[i];
+                if (!sizeString.EndsWith(unit))
+                {
+                    continue;
+                }
+
+                string numberString = sizeString.Split(" ")[0];
+                if (!double.TryParse(numberString, CultureInfo.InvariantCulture, out double number))
+                {
+                    break;
+                }
+
+                double sizeBase = SizeBase2;
+
+                // If the unit index is one that points to a base 10 unit in the FileSizeUnitStrings array, subtract 6 to arrive at a usable power value.
+                if (i > UnitEBIndex)
+                {
+                    i -= UnitEBIndex;
+                    sizeBase = SizeBase10;
+                }
+
+                number *= Math.Pow(sizeBase, i);
+
+                return Convert.ToInt64(number);
+            }
+
+            return 0;
+        }
+
+        #endregion
+    }
+}

src/Ryujinx.UI.Common/Models/Amiibo/AmiiboApi.cs

@@ -0,0 +1,67 @@
+using System;
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Models.Amiibo
+{
+    public struct AmiiboApi : IEquatable<AmiiboApi>
+    {
+        [JsonPropertyName("name")]
+        public string Name { get; set; }
+        [JsonPropertyName("head")]
+        public string Head { get; set; }
+        [JsonPropertyName("tail")]
+        public string Tail { get; set; }
+        [JsonPropertyName("image")]
+        public string Image { get; set; }
+        [JsonPropertyName("amiiboSeries")]
+        public string AmiiboSeries { get; set; }
+        [JsonPropertyName("character")]
+        public string Character { get; set; }
+        [JsonPropertyName("gameSeries")]
+        public string GameSeries { get; set; }
+        [JsonPropertyName("type")]
+        public string Type { get; set; }
+
+        [JsonPropertyName("release")]
+        public Dictionary<string, string> Release { get; set; }
+
+        [JsonPropertyName("gamesSwitch")]
+        public List<AmiiboApiGamesSwitch> GamesSwitch { get; set; }
+
+        public readonly override string ToString()
+        {
+            return Name;
+        }
+
+        public readonly string GetId()
+        {
+            return Head + Tail;
+        }
+
+        public readonly bool Equals(AmiiboApi other)
+        {
+            return Head + Tail == other.Head + other.Tail;
+        }
+
+        public readonly override bool Equals(object obj)
+        {
+            return obj is AmiiboApi other && Equals(other);
+        }
+
+        public readonly override int GetHashCode()
+        {
+            return HashCode.Combine(Head, Tail);
+        }
+
+        public static bool operator ==(AmiiboApi left, AmiiboApi right)
+        {
+            return left.Equals(right);
+        }
+
+        public static bool operator !=(AmiiboApi left, AmiiboApi right)
+        {
+            return !(left == right);
+        }
+    }
+}

src/Ryujinx.UI.Common/Models/Amiibo/AmiiboApiGamesSwitch.cs

@@ -0,0 +1,15 @@
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Models.Amiibo
+{
+    public class AmiiboApiGamesSwitch
+    {
+        [JsonPropertyName("amiiboUsage")]
+        public List<AmiiboApiUsage> AmiiboUsage { get; set; }
+        [JsonPropertyName("gameID")]
+        public List<string> GameId { get; set; }
+        [JsonPropertyName("gameName")]
+        public string GameName { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Models/Amiibo/AmiiboApiUsage.cs

@@ -0,0 +1,12 @@
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Models.Amiibo
+{
+    public class AmiiboApiUsage
+    {
+        [JsonPropertyName("Usage")]
+        public string Usage { get; set; }
+        [JsonPropertyName("write")]
+        public bool Write { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Models/Amiibo/AmiiboJson.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Models.Amiibo
+{
+    public struct AmiiboJson
+    {
+        [JsonPropertyName("amiibo")]
+        public List<AmiiboApi> Amiibo { get; set; }
+        [JsonPropertyName("lastUpdated")]
+        public DateTime LastUpdated { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Models/Amiibo/AmiiboJsonSerializerContext.cs

@@ -0,0 +1,9 @@
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Models.Amiibo
+{
+    [JsonSerializable(typeof(AmiiboJson))]
+    public partial class AmiiboJsonSerializerContext : JsonSerializerContext
+    {
+    }
+}

src/Ryujinx.UI.Common/Models/Github/GithubReleaseAssetJsonResponse.cs

@@ -0,0 +1,9 @@
+namespace Ryujinx.UI.Common.Models.Github
+{
+    public class GithubReleaseAssetJsonResponse
+    {
+        public string Name { get; set; }
+        public string State { get; set; }
+        public string BrowserDownloadUrl { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Models/Github/GithubReleasesJsonResponse.cs

@@ -0,0 +1,10 @@
+using System.Collections.Generic;
+
+namespace Ryujinx.UI.Common.Models.Github
+{
+    public class GithubReleasesJsonResponse
+    {
+        public string Name { get; set; }
+        public List<GithubReleaseAssetJsonResponse> Assets { get; set; }
+    }
+}

src/Ryujinx.UI.Common/Models/Github/GithubReleasesJsonSerializerContext.cs

@@ -0,0 +1,9 @@
+using System.Text.Json.Serialization;
+
+namespace Ryujinx.UI.Common.Models.Github
+{
+    [JsonSerializable(typeof(GithubReleasesJsonResponse), GenerationMode = JsonSourceGenerationMode.Metadata)]
+    public partial class GithubReleasesJsonSerializerContext : JsonSerializerContext
+    {
+    }
+}

src/Ryujinx.UI.Common/Resources/Controller_ProCon.svg

@@ -0,0 +1,132 @@
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+	</g>
+	<g id="ZR_Trigger">
+		<path id="Background_00000133526766189752063450000016781240006605114763_" class="st1" d="M716.2,207.9
+			c7.4-22.7,42.5-89.3,50.6-105.7c103.7-10.2,126.5,39.6,141.7,137C849.8,225.6,773.8,227.2,716.2,207.9z"/>
+		
+			<text id="ZL_Trigger_00000000206350378518266660000001315160307759857328_" transform="matrix(1.0139 0 0 1 784.2356 179.3992)" class="st4 st9 st10">ZR</text>
+	</g>
+	<g id="R_Trigger_00000085939413106284991650000014018840000393673094_">
+		<path id="Background" class="st1" d="M664,318.5c7-10.1,27.8-78.4,45.4-78.7C1040.8,243.7,897.1,334,664,318.5z"/>
+		<text id="R_Trigger" transform="matrix(1 0 0 1 769.6461 292.8947)" class="st4 st9 st10">R</text>
+	</g>
+	<g id="L_Trigger">
+		<path id="Background_00000043427985111927735300000011910735497762731703_" class="st1" d="M340.6,238.6
+			c17.6,0.3,38.4,68.6,45.4,78.7C152.9,332.8,9.2,242.6,340.6,238.6z"/>
+		
+			<text id="R_Trigger_00000092444210070373642420000009814634285137007748_" transform="matrix(1 0 0 1 253.7327 291.7279)" class="st4 st9 st10">L</text>
+	</g>
+</g>
+</svg>

src/Ryujinx.UI.Common/Ryujinx.UI.Common.csproj

@@ -0,0 +1,68 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Remove="Resources\Controller_JoyConLeft.svg" />
+    <None Remove="Resources\Controller_JoyConPair.svg" />
+    <None Remove="Resources\Controller_JoyConRight.svg" />
+    <None Remove="Resources\Controller_ProCon.svg" />
+    <None Remove="Resources\Icon_NCA.png" />
+    <None Remove="Resources\Icon_NRO.png" />
+    <None Remove="Resources\Icon_NSO.png" />
+    <None Remove="Resources\Icon_NSP.png" />
+    <None Remove="Resources\Icon_XCI.png" />
+    <None Remove="Resources\Logo_Amiibo.png" />
+    <None Remove="Resources\Logo_Discord.png" />
+    <None Remove="Resources\Logo_GitHub.png" />
+    <None Remove="Resources\Logo_Patreon.png" />
+    <None Remove="Resources\Logo_Ryujinx.png" />
+    <None Remove="Resources\Logo_Twitter.png" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Include="Resources\Controller_JoyConLeft.svg" />
+    <EmbeddedResource Include="Resources\Controller_JoyConPair.svg" />
+    <EmbeddedResource Include="Resources\Controller_JoyConRight.svg" />
+    <EmbeddedResource Include="Resources\Controller_ProCon.svg" />
+    <EmbeddedResource Include="Resources\Icon_NCA.png" />
+    <EmbeddedResource Include="Resources\Icon_NRO.png" />
+    <EmbeddedResource Include="Resources\Icon_NSO.png" />
+    <EmbeddedResource Include="Resources\Icon_NSP.png" />
+    <EmbeddedResource Include="Resources\Icon_XCI.png" />
+    <EmbeddedResource Include="Resources\Logo_Amiibo.png" />
+    <EmbeddedResource Include="Resources\Logo_Ryujinx.png" />
+    <EmbeddedResource Include="Resources\Logo_Discord_Dark.png" />
+    <EmbeddedResource Include="Resources\Logo_Discord_Light.png" />
+    <EmbeddedResource Include="Resources\Logo_GitHub_Dark.png" />
+    <EmbeddedResource Include="Resources\Logo_GitHub_Light.png" />
+    <EmbeddedResource Include="Resources\Logo_Patreon_Dark.png" />
+    <EmbeddedResource Include="Resources\Logo_Patreon_Light.png" />
+    <EmbeddedResource Include="Resources\Logo_Twitter_Dark.png" />
+    <EmbeddedResource Include="Resources\Logo_Twitter_Light.png" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(RuntimeIdentifier)' == 'linux-x64' OR '$(RuntimeIdentifier)' == 'linux-arm64' OR '$(RuntimeIdentifier)' == ''">
+    <EmbeddedResource Include="..\..\distribution\linux\shortcut-template.desktop" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(RuntimeIdentifier)' == 'osx-x64' OR '$(RuntimeIdentifier)' == 'osx-arm64' OR '$(RuntimeIdentifier)' == ''">
+    <EmbeddedResource Include="..\..\distribution\macos\shortcut-template.plist" />
+    <EmbeddedResource Include="..\..\distribution\macos\shortcut-launch-script.sh" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="DiscordRichPresence" />
+    <PackageReference Include="securifybv.ShellLink" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Ryujinx.Common\Ryujinx.Common.csproj" />
+    <ProjectReference Include="..\Ryujinx.HLE\Ryujinx.HLE.csproj" />
+    <ProjectReference Include="..\Ryujinx.Graphics.Vulkan\Ryujinx.Graphics.Vulkan.csproj" />
+  </ItemGroup>
+
+</Project>

src/Ryujinx.UI.Common/SystemInfo/LinuxSystemInfo.cs

@@ -0,0 +1,85 @@
+using Ryujinx.Common.Logging;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.SystemInfo
+{
+    [SupportedOSPlatform("linux")]
+    class LinuxSystemInfo : SystemInfo
+    {
+        internal LinuxSystemInfo()
+        {
+            string cpuName = GetCpuidCpuName();
+
+            if (cpuName == null)
+            {
+                var cpuDict = new Dictionary<string, string>(StringComparer.Ordinal)
+                {
+                    ["model name"] = null,
+                    ["Processor"] = null,
+                    ["Hardware"] = null,
+                };
+
+                ParseKeyValues("/proc/cpuinfo", cpuDict);
+
+                cpuName = cpuDict["model name"] ?? cpuDict["Processor"] ?? cpuDict["Hardware"] ?? "Unknown";
+            }
+
+            var memDict = new Dictionary<string, string>(StringComparer.Ordinal)
+            {
+                ["MemTotal"] = null,
+                ["MemAvailable"] = null,
+            };
+
+            ParseKeyValues("/proc/meminfo", memDict);
+
+            // Entries are in KiB
+            ulong.TryParse(memDict["MemTotal"]?.Split(' ')[0], NumberStyles.Integer, CultureInfo.InvariantCulture, out ulong totalKiB);
+            ulong.TryParse(memDict["MemAvailable"]?.Split(' ')[0], NumberStyles.Integer, CultureInfo.InvariantCulture, out ulong availableKiB);
+
+            CpuName = $"{cpuName} ; {LogicalCoreCount} logical";
+            RamTotal = totalKiB * 1024;
+            RamAvailable = availableKiB * 1024;
+        }
+
+        private static void ParseKeyValues(string filePath, Dictionary<string, string> itemDict)
+        {
+            if (!File.Exists(filePath))
+            {
+                Logger.Error?.Print(LogClass.Application, $"File \"{filePath}\" not found");
+
+                return;
+            }
+
+            int count = itemDict.Count;
+
+            using StreamReader file = new(filePath);
+
+            string line;
+            while ((line = file.ReadLine()) != null)
+            {
+                string[] kvPair = line.Split(':', 2, StringSplitOptions.TrimEntries);
+
+                if (kvPair.Length < 2)
+                {
+                    continue;
+                }
+
+                string key = kvPair[0];
+
+                if (itemDict.TryGetValue(key, out string value) && value == null)
+                {
+                    itemDict[key] = kvPair[1];
+
+                    if (--count <= 0)
+                    {
+                        break;
+                    }
+                }
+            }
+        }
+    }
+}

src/Ryujinx.UI.Common/SystemInfo/MacOSSystemInfo.cs

@@ -0,0 +1,164 @@
+using Ryujinx.Common.Logging;
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+using System.Text;
+
+namespace Ryujinx.UI.Common.SystemInfo
+{
+    [SupportedOSPlatform("macos")]
+    partial class MacOSSystemInfo : SystemInfo
+    {
+        internal MacOSSystemInfo()
+        {
+            if (SysctlByName("kern.osversion", out string buildRevision) != 0)
+            {
+                buildRevision = "Unknown Build";
+            }
+
+            OsDescription = $"macOS {Environment.OSVersion.Version} ({buildRevision}) ({RuntimeInformation.OSArchitecture})";
+
+            string cpuName = GetCpuidCpuName();
+
+            if (cpuName == null && SysctlByName("machdep.cpu.brand_string", out cpuName) != 0)
+            {
+                cpuName = "Unknown";
+            }
+
+            ulong totalRAM = 0;
+
+            if (SysctlByName("hw.memsize", ref totalRAM) != 0) // Bytes
+            {
+                totalRAM = 0;
+            }
+
+            CpuName = $"{cpuName} ; {LogicalCoreCount} logical";
+            RamTotal = totalRAM;
+            RamAvailable = GetVMInfoAvailableMemory();
+        }
+
+        static ulong GetVMInfoAvailableMemory()
+        {
+            var port = mach_host_self();
+
+            uint pageSize = 0;
+            var result = host_page_size(port, ref pageSize);
+
+            if (result != 0)
+            {
+                Logger.Error?.Print(LogClass.Application, $"Failed to query Available RAM. host_page_size() error = {result}");
+                return 0;
+            }
+
+            const int Flavor = 4; // HOST_VM_INFO64
+            uint count = (uint)(Marshal.SizeOf<VMStatistics64>() / sizeof(int)); // HOST_VM_INFO64_COUNT
+            VMStatistics64 stats = new();
+            result = host_statistics64(port, Flavor, ref stats, ref count);
+
+            if (result != 0)
+            {
+                Logger.Error?.Print(LogClass.Application, $"Failed to query Available RAM. host_statistics64() error = {result}");
+                return 0;
+            }
+
+            return (ulong)(stats.FreeCount + stats.InactiveCount) * pageSize;
+        }
+
+        private const string SystemLibraryName = "libSystem.dylib";
+
+        [LibraryImport(SystemLibraryName, SetLastError = true)]
+        private static partial int sysctlbyname([MarshalAs(UnmanagedType.LPStr)] string name, IntPtr oldValue, ref ulong oldSize, IntPtr newValue, ulong newValueSize);
+
+        private static int SysctlByName(string name, IntPtr oldValue, ref ulong oldSize)
+        {
+            if (sysctlbyname(name, oldValue, ref oldSize, IntPtr.Zero, 0) == -1)
+            {
+                int err = Marshal.GetLastWin32Error();
+
+                Logger.Error?.Print(LogClass.Application, $"Cannot retrieve '{name}'. Error Code {err}");
+
+                return err;
+            }
+
+            return 0;
+        }
+
+        private static int SysctlByName<T>(string name, ref T oldValue)
+        {
+            unsafe
+            {
+                ulong oldValueSize = (ulong)Unsafe.SizeOf<T>();
+
+                return SysctlByName(name, (IntPtr)Unsafe.AsPointer(ref oldValue), ref oldValueSize);
+            }
+        }
+
+        private static int SysctlByName(string name, out string oldValue)
+        {
+            oldValue = default;
+
+            ulong strSize = 0;
+
+            int res = SysctlByName(name, IntPtr.Zero, ref strSize);
+
+            if (res == 0)
+            {
+                byte[] rawData = new byte[strSize];
+
+                unsafe
+                {
+                    fixed (byte* rawDataPtr = rawData)
+                    {
+                        res = SysctlByName(name, (IntPtr)rawDataPtr, ref strSize);
+                    }
+
+                    if (res == 0)
+                    {
+                        oldValue = Encoding.ASCII.GetString(rawData);
+                    }
+                }
+            }
+
+            return res;
+        }
+
+        [LibraryImport(SystemLibraryName, SetLastError = true)]
+        private static partial uint mach_host_self();
+
+        [LibraryImport(SystemLibraryName, SetLastError = true)]
+        private static partial int host_page_size(uint host, ref uint out_page_size);
+
+        [StructLayout(LayoutKind.Sequential, Pack = 8)]
+        struct VMStatistics64
+        {
+            public uint FreeCount;
+            public uint ActiveCount;
+            public uint InactiveCount;
+            public uint WireCount;
+            public ulong ZeroFillCount;
+            public ulong Reactivations;
+            public ulong Pageins;
+            public ulong Pageouts;
+            public ulong Faults;
+            public ulong CowFaults;
+            public ulong Lookups;
+            public ulong Hits;
+            public ulong Purges;
+            public uint PurgeableCount;
+            public uint SpeculativeCount;
+            public ulong Decompressions;
+            public ulong Compressions;
+            public ulong Swapins;
+            public ulong Swapouts;
+            public uint CompressorPageCount;
+            public uint ThrottledCount;
+            public uint ExternalPageCount;
+            public uint InternalPageCount;
+            public ulong TotalUncompressedPagesInCompressor;
+        }
+
+        [LibraryImport(SystemLibraryName, SetLastError = true)]
+        private static partial int host_statistics64(uint hostPriv, int hostFlavor, ref VMStatistics64 hostInfo64Out, ref uint hostInfo64OutCnt);
+    }
+}

src/Ryujinx.UI.Common/SystemInfo/SystemInfo.cs

@@ -0,0 +1,79 @@
+using Ryujinx.Common.Logging;
+using Ryujinx.UI.Common.Helper;
+using System;
+using System.Runtime.InteropServices;
+using System.Runtime.Intrinsics.X86;
+using System.Text;
+
+namespace Ryujinx.UI.Common.SystemInfo
+{
+    public class SystemInfo
+    {
+        public string OsDescription { get; protected set; }
+        public string CpuName { get; protected set; }
+        public ulong RamTotal { get; protected set; }
+        public ulong RamAvailable { get; protected set; }
+        protected static int LogicalCoreCount => Environment.ProcessorCount;
+
+        protected SystemInfo()
+        {
+            OsDescription = $"{RuntimeInformation.OSDescription} ({RuntimeInformation.OSArchitecture})";
+            CpuName = "Unknown";
+        }
+
+        private static string ToGBString(ulong bytesValue) => (bytesValue == 0) ? "Unknown" : ValueFormatUtils.FormatFileSize((long)bytesValue, ValueFormatUtils.FileSizeUnits.Gibibytes);
+
+        public void Print()
+        {
+            Logger.Notice.Print(LogClass.Application, $"Operating System: {OsDescription}");
+            Logger.Notice.Print(LogClass.Application, $"CPU: {CpuName}");
+            Logger.Notice.Print(LogClass.Application, $"RAM: Total {ToGBString(RamTotal)} ; Available {ToGBString(RamAvailable)}");
+        }
+
+        public static SystemInfo Gather()
+        {
+            if (OperatingSystem.IsWindows())
+            {
+                return new WindowsSystemInfo();
+            }
+            else if (OperatingSystem.IsLinux())
+            {
+                return new LinuxSystemInfo();
+            }
+            else if (OperatingSystem.IsMacOS())
+            {
+                return new MacOSSystemInfo();
+            }
+
+            Logger.Error?.Print(LogClass.Application, "SystemInfo unsupported on this platform");
+
+            return new SystemInfo();
+        }
+
+        // x86 exposes a 48 byte ASCII "CPU brand" string via CPUID leaves 0x80000002-0x80000004.
+        internal static string GetCpuidCpuName()
+        {
+            if (!X86Base.IsSupported)
+            {
+                return null;
+            }
+
+            // Check if CPU supports the query
+            if ((uint)X86Base.CpuId(unchecked((int)0x80000000), 0).Eax < 0x80000004)
+            {
+                return null;
+            }
+
+            int[] regs = new int[12];
+
+            for (uint i = 0; i < 3; ++i)
+            {
+                (regs[4 * i], regs[4 * i + 1], regs[4 * i + 2], regs[4 * i + 3]) = X86Base.CpuId((int)(0x80000002 + i), 0);
+            }
+
+            string name = Encoding.ASCII.GetString(MemoryMarshal.Cast<int, byte>(regs)).Replace('\0', ' ').Trim();
+
+            return string.IsNullOrEmpty(name) ? null : name;
+        }
+    }
+}

src/Ryujinx.UI.Common/SystemInfo/WindowsSystemInfo.cs

@@ -0,0 +1,87 @@
+using Ryujinx.Common.Logging;
+using System;
+using System.Management;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.UI.Common.SystemInfo
+{
+    [SupportedOSPlatform("windows")]
+    partial class WindowsSystemInfo : SystemInfo
+    {
+        internal WindowsSystemInfo()
+        {
+            CpuName = $"{GetCpuidCpuName() ?? GetCpuNameWMI()} ; {LogicalCoreCount} logical"; // WMI is very slow
+            (RamTotal, RamAvailable) = GetMemoryStats();
+        }
+
+        private static (ulong Total, ulong Available) GetMemoryStats()
+        {
+            MemoryStatusEx memStatus = new();
+            if (GlobalMemoryStatusEx(ref memStatus))
+            {
+                return (memStatus.TotalPhys, memStatus.AvailPhys); // Bytes
+            }
+
+            Logger.Error?.Print(LogClass.Application, $"GlobalMemoryStatusEx failed. Error {Marshal.GetLastWin32Error():X}");
+
+            return (0, 0);
+        }
+
+        private static string GetCpuNameWMI()
+        {
+            ManagementObjectCollection cpuObjs = GetWMIObjects("root\\CIMV2", "SELECT * FROM Win32_Processor");
+
+            if (cpuObjs != null)
+            {
+                foreach (var cpuObj in cpuObjs)
+                {
+                    return cpuObj["Name"].ToString().Trim();
+                }
+            }
+
+            return Environment.GetEnvironmentVariable("PROCESSOR_IDENTIFIER").Trim();
+        }
+
+        [StructLayout(LayoutKind.Sequential)]
+        private struct MemoryStatusEx
+        {
+            public uint Length;
+            public uint MemoryLoad;
+            public ulong TotalPhys;
+            public ulong AvailPhys;
+            public ulong TotalPageFile;
+            public ulong AvailPageFile;
+            public ulong TotalVirtual;
+            public ulong AvailVirtual;
+            public ulong AvailExtendedVirtual;
+
+            public MemoryStatusEx()
+            {
+                Length = (uint)Marshal.SizeOf<MemoryStatusEx>();
+            }
+        }
+
+        [LibraryImport("kernel32.dll", SetLastError = true)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool GlobalMemoryStatusEx(ref MemoryStatusEx lpBuffer);
+
+        private static ManagementObjectCollection GetWMIObjects(string scope, string query)
+        {
+            try
+            {
+                return new ManagementObjectSearcher(scope, query).Get();
+            }
+            catch (PlatformNotSupportedException ex)
+            {
+                Logger.Error?.Print(LogClass.Application, $"WMI isn't available : {ex.Message}");
+            }
+            catch (COMException ex)
+            {
+                Logger.Error?.Print(LogClass.Application, $"WMI isn't available : {ex.Message}");
+            }
+
+            return null;
+        }
+    }
+}

src/Ryujinx.UI.Common/UserError.cs

@@ -0,0 +1,39 @@
+namespace Ryujinx.UI.Common
+{
+    /// <summary>
+    /// Represent a common error that could be reported to the user by the emulator.
+    /// </summary>
+    public enum UserError
+    {
+        /// <summary>
+        /// No error to report.
+        /// </summary>
+        Success = 0x0,
+
+        /// <summary>
+        /// No keys are present.
+        /// </summary>
+        NoKeys = 0x1,
+
+        /// <summary>
+        /// No firmware is installed.
+        /// </summary>
+        NoFirmware = 0x2,
+
+        /// <summary>
+        /// Firmware parsing failed.
+        /// </summary>
+        /// <remarks>Most likely related to keys.</remarks>
+        FirmwareParsingFailed = 0x3,
+
+        /// <summary>
+        /// No application was found at the given path.
+        /// </summary>
+        ApplicationNotFound = 0x4,
+
+        /// <summary>
+        /// An unknown error.
+        /// </summary>
+        Unknown = 0xDEAD,
+    }
+}