diff --git a/flake.lock b/flake.lock
index 219e8ba..872382a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -512,6 +512,27 @@
         "type": "github"
       }
     },
+    "home-manager_3": {
+      "inputs": {
+        "nixpkgs": [
+          "nix-hazkey",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1778444552,
+        "narHash": "sha256-f18pIiR9q/p1vHY93gmAum7aHhQOG49oGvAB9+lptRo=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "dcebe66f958673729896eec2de4abfd86ef22d21",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
     "lanzaboote": {
       "inputs": {
         "crane": "crane",
@@ -634,6 +655,27 @@
         "type": "github"
       }
     },
+    "nix-hazkey": {
+      "inputs": {
+        "home-manager": "home-manager_3",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1779529080,
+        "narHash": "sha256-CHa5L3I71NbPUNJp1gmmwbh91tKsZPyuRK50mLHjAVY=",
+        "owner": "aster-void",
+        "repo": "nix-hazkey",
+        "rev": "24cb2926666836988e78ceebeb67ad6c5a387ac3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "aster-void",
+        "repo": "nix-hazkey",
+        "type": "github"
+      }
+    },
     "nix-index-database": {
       "inputs": {
         "nixpkgs": [
@@ -1040,6 +1082,7 @@
         "llm-agents": "llm-agents",
         "niri-flake": "niri-flake",
         "nix-darwin": "nix-darwin",
+        "nix-hazkey": "nix-hazkey",
         "nix-index-database": "nix-index-database",
         "nixos-hardware": "nixos-hardware",
         "nixos-wsl": "nixos-wsl",
diff --git a/flake.nix b/flake.nix
index 6847993..3acd593 100644
--- a/flake.nix
+++ b/flake.nix
@@ -23,6 +23,11 @@
     # Desktop
     niri-flake.url = "github:sodiboo/niri-flake";
 
+    nix-hazkey = {
+      url = "github:aster-void/nix-hazkey";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
     stylix = {
       url = "github:nix-community/stylix";
       inputs.nixpkgs.follows = "nixpkgs";
diff --git a/modules/applications/discord/home.nix b/modules/applications/discord/home.nix
index c0cb43e..fcc10c1 100644
--- a/modules/applications/discord/home.nix
+++ b/modules/applications/discord/home.nix
@@ -1,4 +1,19 @@
 { lib, pkgs, ... }:
+let
+  vesktop = pkgs.vesktop.overrideAttrs (oldAttrs: {
+    # Electron does not enable the PipeWire WebRTC capturer in Vesktop's
+    # wrapper, so Wayland compositors cannot hand screen sharing to their
+    # xdg-desktop-portal backend.
+    postFixup =
+      builtins.replaceStrings
+        [ "WaylandWindowDecorations" ]
+        [ "WaylandWindowDecorations,WebRTCPipeWireCapturer" ]
+        oldAttrs.postFixup;
+  });
+in
 lib.mkIf pkgs.stdenv.hostPlatform.isLinux {
-  programs.vesktop.enable = true;
+  programs.vesktop = {
+    enable = true;
+    package = vesktop;
+  };
 }
diff --git a/modules/applications/fcitx5/meta.nix b/modules/applications/fcitx5/meta.nix
new file mode 100644
index 0000000..d6337b7
--- /dev/null
+++ b/modules/applications/fcitx5/meta.nix
@@ -0,0 +1,6 @@
+{ inputs, ... }:
+{
+  description = "Fcitx 5 input method framework with Hazkey Japanese input";
+
+  imports.nixos = [ inputs.nix-hazkey.nixosModules.hazkey ];
+}
diff --git a/modules/applications/fcitx5/nixos.nix b/modules/applications/fcitx5/nixos.nix
index 0e1905e..a004d6c 100644
--- a/modules/applications/fcitx5/nixos.nix
+++ b/modules/applications/fcitx5/nixos.nix
@@ -39,6 +39,8 @@ let
   };
 in
 {
+  services.hazkey.enable = true;
+
   i18n.inputMethod = {
     enable = true;
     type = "fcitx5";
@@ -67,6 +69,10 @@ in
           Name = "mozc";
           Layout = "";
         };
+        "Groups/0/Items/2" = {
+          Name = "hazkey";
+          Layout = "";
+        };
       };
     };
   };
diff --git a/modules/applications/gamemode/nixos.nix b/modules/applications/gamemode/nixos.nix
new file mode 100644
index 0000000..cc488cd
--- /dev/null
+++ b/modules/applications/gamemode/nixos.nix
@@ -0,0 +1,8 @@
+{
+  programs.gamemode = {
+    enable = true;
+    enableRenice = true;
+
+    settings.general.renice = 10;
+  };
+}
diff --git a/modules/applications/gamescope/nixos.nix b/modules/applications/gamescope/nixos.nix
new file mode 100644
index 0000000..0fed043
--- /dev/null
+++ b/modules/applications/gamescope/nixos.nix
@@ -0,0 +1,6 @@
+{
+  programs.gamescope = {
+    enable = true;
+    capSysNice = true;
+  };
+}
diff --git a/modules/applications/labwc/home.nix b/modules/applications/labwc/home.nix
index 60e2de7..bb51960 100644
--- a/modules/applications/labwc/home.nix
+++ b/modules/applications/labwc/home.nix
@@ -151,6 +151,12 @@ in
     # Pull in graphical-session.target so Home Manager services such as
     # portals, Vicinae, and the idle manager follow the labwc session.
     systemd.extraCommands = [
+      # The wlroots portal is conditionally started with WAYLAND_DISPLAY. It
+      # can otherwise be skipped before labwc imports its session environment,
+      # leaving the desktop portal without the ScreenCast interface.
+      "${lib.getExe' pkgs.systemd "systemctl"} --user restart xdg-desktop-portal-wlr.service"
+      "${lib.getExe' pkgs.systemd "systemctl"} --user restart xdg-desktop-portal.service"
+
       # Clear the previous session's target first. Otherwise services such as
       # kanshi that lose their Wayland connection on logout remain in a
       # failed/start-limit-hit state and are not started for the next login.
diff --git a/modules/applications/mangohud/home.nix b/modules/applications/mangohud/home.nix
new file mode 100644
index 0000000..51f507d
--- /dev/null
+++ b/modules/applications/mangohud/home.nix
@@ -0,0 +1,4 @@
+{ lib, pkgs, ... }:
+lib.mkIf pkgs.stdenv.hostPlatform.isLinux {
+  programs.mangohud.enable = true;
+}
diff --git a/modules/applications/noctalia/home.nix b/modules/applications/noctalia/home.nix
index 4a69928..8cf6154 100644
--- a/modules/applications/noctalia/home.nix
+++ b/modules/applications/noctalia/home.nix
@@ -89,6 +89,7 @@ let
           "codex"
           "vesktop"
         ];
+        show_all_outputs = true;
         group_by_workspace = false;
         show_window_title = false;
         pinned_opacity = 0.60;
diff --git a/modules/applications/pear-desktop/darwin.nix b/modules/applications/pear-desktop/darwin.nix
new file mode 100644
index 0000000..4d8de9d
--- /dev/null
+++ b/modules/applications/pear-desktop/darwin.nix
@@ -0,0 +1,7 @@
+{
+  homebrew = {
+    enable = true;
+    taps = [ "pear-devs/pear" ];
+    casks = [ "pear-desktop" ];
+  };
+}
diff --git a/modules/applications/pear-desktop/home.nix b/modules/applications/pear-desktop/home.nix
new file mode 100644
index 0000000..e9d4629
--- /dev/null
+++ b/modules/applications/pear-desktop/home.nix
@@ -0,0 +1,76 @@
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  isLinux = pkgs.stdenv.hostPlatform.isLinux;
+  isDarwin = pkgs.stdenv.hostPlatform.isDarwin;
+  unstable = inputs.nixpkgs-unstable.legacyPackages.${pkgs.stdenv.hostPlatform.system};
+  configDirectory =
+    if isDarwin then
+      "${config.home.homeDirectory}/Library/Application Support/YouTube Music"
+    else
+      "${config.xdg.configHome}/YouTube Music";
+  configFile = "${configDirectory}/config.json";
+  managedConfig = {
+    options.autoUpdates = false;
+    plugins = {
+      performance-improvement.enabled = true;
+      synced-lyrics = {
+        enabled = true;
+        preciseTiming = true;
+        showLyricsEvenIfInexact = true;
+        showTimeCodes = false;
+        defaultTextString = "♪";
+        lineEffect = "fancy";
+        romanization = true;
+      };
+      do-not-track = {
+        enabled = true;
+        cache = true;
+      };
+      album-color-theme = {
+        enabled = true;
+        ratio = 0.5;
+        enableSeekbar = true;
+      };
+      custom-output-device.enabled = true;
+    };
+  };
+in
+{
+  home.packages = lib.optionals isLinux [ unstable.pear-desktop ];
+
+  home.activation.configurePearDesktop = {
+    after = [ "writeBoundary" ];
+    before = [ ];
+    data = ''
+      config_directory=${lib.escapeShellArg configDirectory}
+      config_file=${lib.escapeShellArg configFile}
+      managed_config=${lib.escapeShellArg (builtins.toJSON managedConfig)}
+
+      if [ -n "''${DRY_RUN_CMD:-}" ]; then
+        echo "Would merge managed Pear Desktop settings into $config_file"
+      else
+        umask 077
+        mkdir -p "$config_directory"
+
+        if [ ! -f "$config_file" ]; then
+          printf '{}\n' > "$config_file"
+        fi
+
+        if ${pkgs.jq}/bin/jq -e . "$config_file" > /dev/null; then
+          temporary_file="$(${pkgs.coreutils}/bin/mktemp "$config_file.tmp.XXXXXX")"
+          ${pkgs.jq}/bin/jq --argjson managed "$managed_config" \
+            '. * $managed' "$config_file" > "$temporary_file"
+          ${pkgs.coreutils}/bin/mv "$temporary_file" "$config_file"
+        else
+          echo "Pear Desktop config is invalid JSON; leaving it unchanged: $config_file" >&2
+        fi
+      fi
+    '';
+  };
+}
diff --git a/modules/applications/steam/nixos.nix b/modules/applications/steam/nixos.nix
new file mode 100644
index 0000000..27c06c7
--- /dev/null
+++ b/modules/applications/steam/nixos.nix
@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+{
+  programs.steam = {
+    enable = true;
+
+    # Keep Valve's Proton available through Steam and add Proton-GE as an
+    # explicitly selectable compatibility tool for games that need its extra
+    # patches and codecs.
+    extraCompatPackages = [ pkgs.proton-ge-bin ];
+
+    # Install the supported helper for changing an individual Proton prefix.
+    protontricks.enable = true;
+
+    # Translate Steam's X11 input events to uinput under Wayland so Steam Input
+    # and controller remapping continue to work in the desktop sessions.
+    extest.enable = true;
+  };
+}
diff --git a/modules/profiles/README.md b/modules/profiles/README.md
index c8349e2..1733398 100644
--- a/modules/profiles/README.md
+++ b/modules/profiles/README.md
@@ -54,9 +54,20 @@ both sessions while sharing `interface.linux-desktop` and `interface.gui`.
 The shared Linux desktop profile provides the common desktop applications and
 session-independent services; both session profiles select ly. The laptop
 platform selects niri as Ly's default session, while the desktop platform
-selects labwc. A daily-use macOS development machine can combine `interface.macos`,
-`workload.development`, and `workload.personal`. Hardware support does not
-implicitly select an interface or workload.
+selects labwc. A daily-use macOS development machine can combine
+`interface.macos`, `workload.development`, and `workload.personal`. Hardware
+support does not implicitly select an interface or workload.
+
+`workload.personal` provides Pear Desktop on both NixOS and macOS. Home Manager
+enables performance improvements, synced lyrics, tracker blocking, the album
+color theme, and custom output-device selection while preserving user-owned
+settings such as the selected device.
+
+On NixOS, `workload.game` provides Steam with Valve Proton and Proton-GE,
+Protontricks, Wayland-compatible Steam Input, GameMode, Gamescope, and MangoHud.
+Enabling Steam also activates the 32-bit graphics and PipeWire support required
+by older games. On macOS the same profile currently provides the portable game
+applications that support that host class.
 
 `security.tpm-storage` deliberately does not own a disk identifier. A host that
 selects it must define `boot.initrd.luks.devices.cryptroot.device` in its
diff --git a/modules/profiles/workload/game/meta.nix b/modules/profiles/workload/game/meta.nix
index 210df22..56420c0 100644
--- a/modules/profiles/workload/game/meta.nix
+++ b/modules/profiles/workload/game/meta.nix
@@ -2,6 +2,10 @@
   description = "Gaming applications";
 
   includes = [
+    "applications.gamemode"
+    "applications.gamescope"
+    "applications.mangohud"
     "applications.minecraft"
+    "applications.steam"
   ];
 }
diff --git a/modules/profiles/workload/personal/meta.nix b/modules/profiles/workload/personal/meta.nix
index 5330c6f..d2d5320 100644
--- a/modules/profiles/workload/personal/meta.nix
+++ b/modules/profiles/workload/personal/meta.nix
@@ -8,6 +8,7 @@
     "applications.gnome-text-editor"
     "applications.kde"
     "applications.moonlight"
+    "applications.pear-desktop"
     "applications.slack"
     "applications.zoom"
   ];