diff --git a/.claude/gitea-ship.json b/.claude/gitea-ship.json
new file mode 100644
index 0000000..8965ff5
--- /dev/null
+++ b/.claude/gitea-ship.json
@@ -0,0 +1,7 @@
+{
+  "owner": "justin",
+  "runner_label": "windows-latest | self-hosted-mac | docker | arm64",
+  "deploy": "git-tag-release",
+  "version_source": "git-tag",
+  "notes": "Open-source desktop app (PySide6/pyqtgraph). CI = .gitea/workflows/release.yml builds PyInstaller binaries on the Windows / self-hosted-mac / docker (linux x86_64) / arm64 (Pi) runners; on a v* tag it publishes a Gitea Release with each platform binary attached (softprops/action-gh-release, GITEA_TOKEN). No containers/registry/Watchtower. Profiles are bundled via --add-data and found at runtime via sys._MEIPASS (obdcore/profile.py profiles_dir())."
+}
diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
new file mode 100644
index 0000000..a9cdd09
--- /dev/null
+++ b/.gitea/workflows/release.yml
@@ -0,0 +1,100 @@
+name: Build binaries
+
+# Build OBDash GUI binaries on each self-hosted runner. On a version tag
+# (v*), publish a Gitea Release with every platform's binary attached.
+# Manual runs (workflow_dispatch) build-only (no release) to verify compilation.
+on:
+  push:
+    tags: ["v*"]
+  workflow_dispatch: {}
+
+jobs:
+  windows:
+    runs-on: windows-latest          # self-hosted Windows runner
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+      - name: Build OBDash.exe (PyInstaller)
+        shell: pwsh
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements-gui.txt pyinstaller
+          pyinstaller --noconfirm --onefile --windowed --name OBDash --add-data "profiles;profiles" run_gui.py
+          Copy-Item dist/OBDash.exe OBDash-windows.exe
+      - name: Publish to release
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: softprops/action-gh-release@v2
+        with:
+          files: OBDash-windows.exe
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITEA_TOKEN }}
+
+  macos:
+    runs-on: self-hosted-mac
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build OBDash.app (PyInstaller)
+        shell: bash
+        run: |
+          python3 -m venv .build-venv
+          . .build-venv/bin/activate
+          pip install --upgrade pip
+          pip install -r requirements-gui.txt pyinstaller
+          pyinstaller --noconfirm --windowed --name OBDash --add-data "profiles:profiles" run_gui.py
+          ditto -c -k --keepParent dist/OBDash.app OBDash-macos.zip
+      - name: Publish to release
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: softprops/action-gh-release@v2
+        with:
+          files: OBDash-macos.zip
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITEA_TOKEN }}
+
+  linux-amd64:
+    runs-on: docker                  # Linux x86_64 runner (container)
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build OBDash (PyInstaller)
+        shell: bash
+        run: |
+          # patchelf is needed for onefile; GL/EGL/xkb are runtime deps users need
+          (sudo apt-get update && sudo apt-get install -y python3-venv patchelf libgl1 libegl1 libxkbcommon0) \
+            || (apt-get update && apt-get install -y python3-venv patchelf libgl1 libegl1 libxkbcommon0) || true
+          python3 -m venv .build-venv
+          . .build-venv/bin/activate
+          pip install --upgrade pip
+          pip install -r requirements-gui.txt pyinstaller
+          pyinstaller --noconfirm --onefile --name OBDash --add-data "profiles:profiles" run_gui.py
+          cp dist/OBDash OBDash-linux-x86_64
+      - name: Publish to release
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: softprops/action-gh-release@v2
+        with:
+          files: OBDash-linux-x86_64
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITEA_TOKEN }}
+
+  linux-arm64:
+    runs-on: arm64                   # Raspberry Pi (aarch64) runner
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build OBDash (PyInstaller)
+        shell: bash
+        run: |
+          (sudo apt-get update && sudo apt-get install -y python3-venv patchelf libgl1 libegl1 libxkbcommon0) \
+            || (apt-get update && apt-get install -y python3-venv patchelf libgl1 libegl1 libxkbcommon0) || true
+          python3 -m venv .build-venv
+          . .build-venv/bin/activate
+          pip install --upgrade pip
+          pip install -r requirements-gui.txt pyinstaller
+          pyinstaller --noconfirm --onefile --name OBDash --add-data "profiles:profiles" run_gui.py
+          cp dist/OBDash OBDash-linux-aarch64
+      - name: Publish to release
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: softprops/action-gh-release@v2
+        with:
+          files: OBDash-linux-aarch64
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITEA_TOKEN }}
diff --git a/.gitignore b/.gitignore
index 00f2d38..5854bb9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,8 @@
 __pycache__/
 *.pyc
 .venv/
+
+# PyInstaller build output
+build/
+dist/
+*.spec
diff --git a/obdcore/profile.py b/obdcore/profile.py
index cacc276..b94fbd6 100644
--- a/obdcore/profile.py
+++ b/obdcore/profile.py
@@ -19,6 +19,7 @@ JSON schema (schema=1):
 import glob
 import json
 import os
+import sys
 from dataclasses import dataclass, field
 
 from .formula import compile_formula
@@ -42,6 +43,11 @@ class Profile:
 
 
 def profiles_dir():
+    # In a PyInstaller bundle, profiles/ is added as data and unpacked under
+    # sys._MEIPASS; otherwise it's the repo's profiles/ next to obdcore/.
+    if getattr(sys, "frozen", False):
+        base = getattr(sys, "_MEIPASS", os.path.dirname(sys.executable))
+        return os.path.join(base, "profiles")
     return os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))),
                         "profiles")