diff --git a/modules/desktop/desktop-environment/config/mimeapps.list b/modules/desktop/desktop-environment/config/mimeapps.list
index 372b9c6a..a547d02f 100644
--- a/modules/desktop/desktop-environment/config/mimeapps.list
+++ b/modules/desktop/desktop-environment/config/mimeapps.list
@@ -10,3 +10,4 @@ image/jpeg=org.photoqt.PhotoQt.desktop;
 image/png=org.photoqt.PhotoQt.desktop;
 text/x-java=nvim.desktop;
 x-scheme-handler/ror2mm=r2modman.desktop
+x-scheme-handler/discord-712465656758665259=discord-712465656758665259.desktop
diff --git a/pkgs/default.nix b/pkgs/default.nix
index 27907d77..74657153 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -30,4 +30,6 @@
   trash-d = pkgs.callPackage ./trash-d {
     inherit (inputs) trash-d-src;
   };
+
+  yuzu = pkgs.callPackage ./yuzu {};
 }
diff --git a/pkgs/yuzu/compat-list.nix b/pkgs/yuzu/compat-list.nix
new file mode 100644
index 00000000..bd7cd4eb
--- /dev/null
+++ b/pkgs/yuzu/compat-list.nix
@@ -0,0 +1,20 @@
+{
+  stdenv,
+  fetchFromGitHub,
+  ...
+}:
+stdenv.mkDerivation {
+  pname = "yuzu-compatibility-list";
+  version = "unstable-2024-02-26";
+
+  src = fetchFromGitHub {
+    owner = "flathub";
+    repo = "org.yuzu_emu.yuzu";
+    rev = "9c2032a3c7e64772a8112b77ed8b660242172068";
+    hash = "sha256-ITh/W4vfC9w9t+TJnPeTZwWifnhTNKX54JSSdpgaoBk=";
+  };
+
+  buildCommand = ''
+    cp $src/compatibility_list.json $out
+  '';
+}
diff --git a/pkgs/yuzu/default.nix b/pkgs/yuzu/default.nix
new file mode 100644
index 00000000..d10d2d30
--- /dev/null
+++ b/pkgs/yuzu/default.nix
@@ -0,0 +1,17 @@
+{
+  qt6Packages,
+  makeScopeWithSplicing',
+  generateSplicesForMkScope,
+  ...
+}:
+(makeScopeWithSplicing' {
+  otherSplices = generateSplicesForMkScope "yuzuPackages";
+  f = self:
+    qt6Packages
+    // {
+      compat-list = self.callPackage ./compat-list.nix {};
+      nx_tzdb = self.callPackage ./nx_tzdb.nix {};
+
+      mainline = self.callPackage ./mainline.nix {};
+    };
+}).mainline
diff --git a/pkgs/yuzu/mainline.nix b/pkgs/yuzu/mainline.nix
new file mode 100644
index 00000000..ab7b6523
--- /dev/null
+++ b/pkgs/yuzu/mainline.nix
@@ -0,0 +1,183 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  nix-update-script,
+  wrapQtAppsHook,
+  autoconf,
+  boost,
+  catch2_3,
+  cmake,
+  compat-list,
+  cpp-jwt,
+  cubeb,
+  discord-rpc,
+  enet,
+  fmt,
+  glslang,
+  libopus,
+  libusb1,
+  libva,
+  lz4,
+  nlohmann_json,
+  nv-codec-headers-12,
+  nx_tzdb,
+  pkg-config,
+  qtbase,
+  qtmultimedia,
+  qttools,
+  qtwayland,
+  qtwebengine,
+  SDL2,
+  vulkan-headers,
+  vulkan-loader,
+  yasm,
+  zlib,
+  zstd,
+  ...
+}:
+stdenv.mkDerivation (finalAttrs: {
+  pname = "yuzu";
+  version = "1727";
+
+  src = fetchFromGitHub {
+    owner = "yuzu-emu";
+    repo = "yuzu-mainline";
+    rev = "mainline-0-${finalAttrs.version}";
+    hash = "sha256-DKIVXy3OGUfdw/mZtPzom40KU51CvXaV+KqRjQseDyk=";
+    fetchSubmodules = true;
+  };
+
+  nativeBuildInputs = [
+    cmake
+    glslang
+    pkg-config
+    qttools
+    wrapQtAppsHook
+  ];
+
+  buildInputs = [
+    # vulkan-headers must come first, so the older propagated versions
+    # don't get picked up by accident
+    vulkan-headers
+
+    boost
+    catch2_3
+    cpp-jwt
+    cubeb
+    discord-rpc
+    # intentionally omitted: dynarmic - prefer vendored version for compatibility
+    enet
+
+    # vendored ffmpeg deps
+    autoconf
+    yasm
+    libva # for accelerated video decode on non-nvidia
+    nv-codec-headers-12 # for accelerated video decode on nvidia
+    # end vendored ffmpeg deps
+
+    fmt
+    # intentionally omitted: gamemode - loaded dynamically at runtime
+    # intentionally omitted: httplib - upstream requires an older version than what we have
+    libopus
+    libusb1
+    # intentionally omitted: LLVM - heavy, only used for stack traces in the debugger
+    lz4
+    nlohmann_json
+    qtbase
+    qtmultimedia
+    qtwayland
+    qtwebengine
+    # intentionally omitted: renderdoc - heavy, developer only
+    SDL2
+    # not packaged in nixpkgs: simpleini
+    # intentionally omitted: stb - header only libraries, vendor uses git snapshot
+    # not packaged in nixpkgs: vulkan-memory-allocator
+    # intentionally omitted: xbyak - prefer vendored version for compatibility
+    zlib
+    zstd
+  ];
+
+  # This changes `ir/opt` to `ir/var/empty` in `externals/dynarmic/src/dynarmic/CMakeLists.txt`
+  # making the build fail, as that path does not exist
+  dontFixCmake = true;
+
+  cmakeFlags = [
+    # actually has a noticeable performance impact
+    "-DYUZU_ENABLE_LTO=ON"
+
+    # build with qt6
+    "-DENABLE_QT6=ON"
+    "-DENABLE_QT_TRANSLATION=ON"
+
+    # use system libraries
+    # NB: "external" here means "from the externals/ directory in the source",
+    # so "off" means "use system"
+    "-DYUZU_USE_EXTERNAL_SDL2=OFF"
+    "-DYUZU_USE_EXTERNAL_VULKAN_HEADERS=OFF"
+
+    # don't use system ffmpeg, yuzu uses internal APIs
+    "-DYUZU_USE_BUNDLED_FFMPEG=ON"
+
+    # don't check for missing submodules
+    "-DYUZU_CHECK_SUBMODULES=OFF"
+
+    # enable some optional features
+    "-DYUZU_USE_QT_WEB_ENGINE=ON"
+    "-DYUZU_USE_QT_MULTIMEDIA=ON"
+    "-DUSE_DISCORD_PRESENCE=ON"
+
+    # We dont want to bother upstream with potentially outdated compat reports
+    "-DYUZU_ENABLE_COMPATIBILITY_REPORTING=OFF"
+    "-DENABLE_COMPATIBILITY_LIST_DOWNLOAD=OFF" # We provide this deterministically
+  ];
+
+  # Does some handrolled SIMD
+  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.hostPlatform.isx86_64 "-msse4.1";
+
+  # Fixes vulkan detection.
+  # FIXME: patchelf --add-rpath corrupts the binary for some reason, investigate
+  qtWrapperArgs = [
+    "--prefix LD_LIBRARY_PATH : ${vulkan-loader}/lib"
+  ];
+
+  preConfigure = ''
+    # see https://github.com/NixOS/nixpkgs/issues/114044, setting this through cmakeFlags does not work.
+    cmakeFlagsArray+=(
+      "-DTITLE_BAR_FORMAT_IDLE=${finalAttrs.pname} | ${finalAttrs.version} (nixpkgs) {}"
+      "-DTITLE_BAR_FORMAT_RUNNING=${finalAttrs.pname} | ${finalAttrs.version} (nixpkgs) | {}"
+    )
+
+    # provide pre-downloaded tz data
+    mkdir -p build/externals/nx_tzdb
+    ln -s ${nx_tzdb} build/externals/nx_tzdb/nx_tzdb
+  '';
+
+  # This must be done after cmake finishes as it overwrites the file
+  postConfigure = ''
+    ln -sf ${compat-list} ./dist/compatibility_list/compatibility_list.json
+  '';
+
+  postInstall = ''
+    install -Dm444 $src/dist/72-yuzu-input.rules $out/lib/udev/rules.d/72-yuzu-input.rules
+  '';
+
+  passthru.updateScript = nix-update-script {
+    extraArgs = ["--version-regex" "mainline-0-(.*)"];
+  };
+
+  meta = with lib; {
+    homepage = "https://yuzu-emu.org";
+    changelog = "https://yuzu-emu.org/entry";
+    description = "An experimental Nintendo Switch emulator written in C++";
+    mainProgram = "yuzu";
+    platforms = ["aarch64-linux" "x86_64-linux"];
+    license = with licenses; [
+      gpl3Plus
+      # Icons
+      asl20
+      mit
+      cc0
+    ];
+  };
+})
diff --git a/pkgs/yuzu/nx_tzdb.nix b/pkgs/yuzu/nx_tzdb.nix
new file mode 100644
index 00000000..a016f1af
--- /dev/null
+++ b/pkgs/yuzu/nx_tzdb.nix
@@ -0,0 +1,21 @@
+{
+  stdenv,
+  fetchurl,
+  unzip,
+  ...
+}:
+stdenv.mkDerivation rec {
+  pname = "nx_tzdb";
+  version = "221202";
+
+  src = fetchurl {
+    url = "https://github.com/lat9nq/tzdb_to_nx/releases/download/${version}/${version}.zip";
+    hash = "sha256-mRzW+iIwrU1zsxHmf+0RArU8BShAoEMvCz+McXFFK3c=";
+  };
+
+  nativeBuildInputs = [unzip];
+
+  buildCommand = ''
+    unzip $src -d $out
+  '';
+}