diff --git a/pkgbuilds/t3code-bin/.omarchy/package.json b/pkgbuilds/t3code-bin/.omarchy/package.json
new file mode 100644
index 0000000..db153c3
--- /dev/null
+++ b/pkgbuilds/t3code-bin/.omarchy/package.json
@@ -0,0 +1,4 @@
+{
+  "source": "local",
+  "release_ring": "fast"
+}
diff --git a/pkgbuilds/t3code-bin/.omarchy/upstream.sh b/pkgbuilds/t3code-bin/.omarchy/upstream.sh
new file mode 100755
index 0000000..6bc010c
--- /dev/null
+++ b/pkgbuilds/t3code-bin/.omarchy/upstream.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+# T3 Code publishes electron-builder's update feed beside every release, so the
+# newest version costs one small request. The feed's checksum is a base64
+# SHA-512 and makepkg wants hex SHA-256, so a release that is actually new still
+# has to be downloaded once to hash -- hence the version check before the fetch.
+set -euo pipefail
+
+FEED_URL="https://github.com/pingdotgg/t3code/releases/latest/download/latest-linux.yml"
+RELEASE_URL="https://github.com/pingdotgg/t3code/releases/download"
+
+feed=$(curl -fsSL "$FEED_URL")
+version=$(awk '/^version:/ { print $2; exit }' <<<"$feed" | tr -d '"'\''')
+asset=$(awk '/^path:/ { print $2; exit }' <<<"$feed" | tr -d '"'\''')
+
+if [[ -z "$version" || -z "$asset" ]]; then
+  echo "Upstream feed carried no version or asset name" >&2
+  exit 1
+fi
+
+current=$(awk -F= '/^pkgver=/ { print $2; exit }' PKGBUILD)
+if [[ -n "$current" ]] && [[ "$(vercmp "$version" "$current")" -le 0 ]]; then
+  echo '{}'
+  exit 0
+fi
+
+# The PKGBUILD builds one fixed asset name, so a feed naming anything else --
+# a rename, or an arm64 build reaching the Linux feed first -- has to stop the
+# sync rather than pin that file's checksum to a URL nobody will fetch.
+expected="T3-Code-${version}-x86_64.AppImage"
+if [[ "$asset" != "$expected" ]]; then
+  echo "Upstream feed names $asset, but the PKGBUILD builds $expected" >&2
+  exit 1
+fi
+
+sha256=$(curl -fsSL "$RELEASE_URL/v${version}/${asset}" | sha256sum | cut -d' ' -f1)
+
+jq -n --arg pkgver "$version" --arg sha256 "$sha256" \
+  '{pkgver: $pkgver, sha256sums: {x86_64: [$sha256]}}'
diff --git a/pkgbuilds/t3code-bin/LICENSE b/pkgbuilds/t3code-bin/LICENSE
new file mode 100644
index 0000000..55ee675
--- /dev/null
+++ b/pkgbuilds/t3code-bin/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 T3 Tools Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/pkgbuilds/t3code-bin/PKGBUILD b/pkgbuilds/t3code-bin/PKGBUILD
new file mode 100644
index 0000000..dbcc903
--- /dev/null
+++ b/pkgbuilds/t3code-bin/PKGBUILD
@@ -0,0 +1,112 @@
+# Maintainer: David Heinemeier Hansson <david@hey.com>
+
+# T3 Code ships Linux as an AppImage and nothing else, so Omarchy unpacks it and
+# keeps only the Electron tree. AppRun, the compatibility libraries bundled for
+# distributions that do not ship their own, and the AppImage's icon shims are all
+# dead weight here. .omarchy/upstream.sh rewrites the version and checksum below
+# from the release feed the app updates itself from.
+
+pkgname=t3code-bin
+pkgver=0.0.33
+pkgrel=1
+pkgdesc="Open-source control plane for coding agents"
+arch=('x86_64')
+url="https://t3.codes"
+license=('MIT')
+
+depends=(
+  'alsa-lib'
+  'at-spi2-core'
+  'cairo'
+  'dbus'
+  'expat'
+  'gcc-libs'
+  'glib2'
+  'glibc'
+  'gtk3'
+  'hicolor-icon-theme'
+  'libcups'
+  'libnotify'
+  'libx11'
+  'libxcb'
+  'libxcomposite'
+  'libxdamage'
+  'libxext'
+  'libxfixes'
+  'libxkbcommon'
+  'libxrandr'
+  'mesa'
+  'nspr'
+  'nss'
+  'pango'
+  'systemd-libs'
+  'xdg-utils'
+)
+
+optdepends=(
+  'claude-code: drive Claude Code from the app'
+  'cursor-cli: drive Cursor from the app'
+  'github-copilot-cli: drive Copilot from the app'
+  'openai-codex: drive Codex from the app'
+)
+
+provides=("t3code=${pkgver}")
+conflicts=('t3code')
+options=('!debug' '!strip')
+
+_appimage="T3-Code-${pkgver}-x86_64.AppImage"
+source=('t3code-launcher.sh' 'LICENSE')
+source_x86_64=("${_appimage}::https://github.com/pingdotgg/t3code/releases/download/v${pkgver}/${_appimage}")
+noextract=("${_appimage}")
+sha256sums=('cb905ff341372ef2ef6e402cf485959f8bd1df8f0efebee4cda1afdd5e6abc0a'
+            '935d8f2af0c703f9c39517ee57cc4930b19d02d533be930b63f0e82f93614b43')
+sha256sums_x86_64=('415c8648f43c3d22d572f27f2c50fdc8c310ea7fcde9537b903e1e2f1c8775a1')
+
+prepare() {
+  chmod +x "${srcdir}/${_appimage}"
+  rm -rf "${srcdir}/squashfs-root"
+  "${srcdir}/${_appimage}" --appimage-extract >/dev/null
+}
+
+package() {
+  cd "${srcdir}/squashfs-root"
+
+  # The AppImage's usr/ tree is compatibility libraries for distributions that
+  # lack them, and Arch is not one; its icons are the only part worth keeping.
+  # A release that starts shipping something else there stops the build rather
+  # than having it deleted quietly on the way past.
+  local unexpected
+  unexpected=$(find usr \( -type f -o -type l \) | grep -vE \
+    '^usr/share/icons/hicolor/[0-9]+x[0-9]+/apps/t3code\.png$|^usr/lib/lib(Xss\.so\.1|Xtst\.so\.6|appindicator\.so\.1|gconf-2\.so\.4|indicator\.so\.7|notify\.so\.4)$' || true)
+  if [[ -n "${unexpected}" ]]; then
+    echo "Unexpected files in the AppImage's usr/ tree:" >&2
+    echo "${unexpected}" >&2
+    return 1
+  fi
+
+  local icon size
+  for icon in usr/share/icons/hicolor/*/apps/t3code.png; do
+    size="${icon#usr/share/icons/hicolor/}"
+    install -Dm644 "${icon}" "${pkgdir}/usr/share/icons/hicolor/${size%%/*}/apps/t3code.png"
+  done
+
+  # Upstream's own entry rather than a hand-written one: it carries the
+  # t3code:// scheme handlers that make the app's deep links resolve.
+  sed -e 's|^Exec=.*|Exec=t3code %U|' -e '/^X-AppImage-Version=/d' t3code.desktop \
+    > "${srcdir}/t3code.desktop.arch"
+  install -Dm644 "${srcdir}/t3code.desktop.arch" \
+    "${pkgdir}/usr/share/applications/t3code.desktop"
+
+  rm -rf AppRun .DirIcon usr t3code.desktop t3code.png
+  install -d "${pkgdir}/usr/lib/t3code"
+  cp -a . "${pkgdir}/usr/lib/t3code/"
+  chmod -R a+rX "${pkgdir}/usr/lib/t3code"
+
+  # Arch ships Chromium's and Electron's own sandbox helper setuid, which is
+  # what keeps the sandbox up on a kernel that denies unprivileged user
+  # namespaces -- linux-hardened, mainly -- instead of aborting the app.
+  chmod 4755 "${pkgdir}/usr/lib/t3code/chrome-sandbox"
+
+  install -Dm755 "${srcdir}/t3code-launcher.sh" "${pkgdir}/usr/bin/t3code"
+  install -Dm644 "${srcdir}/LICENSE" "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
+}
diff --git a/pkgbuilds/t3code-bin/t3code-launcher.sh b/pkgbuilds/t3code-bin/t3code-launcher.sh
new file mode 100644
index 0000000..2157d1c
--- /dev/null
+++ b/pkgbuilds/t3code-bin/t3code-launcher.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+set -euo pipefail
+
+user_flags=()
+config_home="${XDG_CONFIG_HOME:-}"
+[[ -n "$config_home" || -z "${HOME:-}" ]] || config_home="$HOME/.config"
+flags_file="${config_home:+$config_home/t3code-flags.conf}"
+
+if [[ -n "$flags_file" && -f "$flags_file" && -r "$flags_file" ]]; then
+  while IFS= read -r line || [[ -n "$line" ]]; do
+    line="${line%%#*}"
+    [[ -n "${line//[[:space:]]/}" ]] || continue
+    read -r -a flags <<<"$line"
+    user_flags+=("${flags[@]}")
+  done <"$flags_file"
+fi
+
+# Chromium's own Ozone detection falls back to XWayland often enough to matter,
+# and the result is a blurry window on every scaled display.
+platform_flags=()
+if [[ -n "${WAYLAND_DISPLAY:-}" || "${XDG_SESSION_TYPE:-}" == wayland ]]; then
+  platform_flags=(--ozone-platform=wayland)
+
+  for flag in "${user_flags[@]}" "$@"; do
+    case "$flag" in
+      --ozone-platform=* | --ozone-platform-hint=*) platform_flags=() ;;
+    esac
+  done
+fi
+
+exec /usr/lib/t3code/t3code "${platform_flags[@]}" "${user_flags[@]}" "$@"