diff --git a/.github/workflows/build-plugins-linux.yml b/.github/workflows/build-plugins-linux.yml
new file mode 100644
index 0000000..204b220
--- /dev/null
+++ b/.github/workflows/build-plugins-linux.yml
@@ -0,0 +1,56 @@
+name: Build Plugins Linux
+
+on:
+  workflow_call:
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: x86_64-unknown-linux-gnu
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+        with:
+          key: x86_64-unknown-linux-gnu-plugins
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential cmake pkg-config libasound2-dev libclang-dev libjack-dev \
+            libxcb-render0-dev libxcb-shape0-dev libxcb-xfixes0-dev libxkbcommon-dev libssl-dev libgl1-mesa-dev \
+            libx11-dev libx11-xcb-dev libxcursor-dev libxrandr-dev libxi-dev libwayland-dev
+
+      - name: Build plugins
+        run: cargo xtask bundle cagire-plugins --release --target x86_64-unknown-linux-gnu
+
+      - name: Prepare plugin artifacts
+        run: |
+          mkdir -p staging/clap staging/vst3
+          cp -R target/bundled/cagire-plugins.clap staging/clap/
+          cp -R target/bundled/cagire-plugins.vst3 staging/vst3/
+
+      - name: Upload CLAP artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: plugins-linux-x86_64-clap
+          path: staging/clap/
+
+      - name: Upload VST3 artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: plugins-linux-x86_64-vst3
+          path: staging/vst3/
diff --git a/.github/workflows/build-plugins-macos.yml b/.github/workflows/build-plugins-macos.yml
new file mode 100644
index 0000000..744a602
--- /dev/null
+++ b/.github/workflows/build-plugins-macos.yml
@@ -0,0 +1,66 @@
+name: Build Plugins macOS
+
+on:
+  workflow_call:
+    inputs:
+      matrix:
+        type: string
+        default: '[{"os":"macos-14","target":"aarch64-apple-darwin","artifact":"plugins-macos-aarch64"},{"os":"macos-15-intel","target":"x86_64-apple-darwin","artifact":"plugins-macos-x86_64"}]'
+  workflow_dispatch:
+    inputs:
+      matrix:
+        type: string
+        default: '[{"os":"macos-14","target":"aarch64-apple-darwin","artifact":"plugins-macos-aarch64"}]'
+
+env:
+  CARGO_TERM_COLOR: always
+  MACOSX_DEPLOYMENT_TARGET: "12.0"
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include: ${{ fromJSON(inputs.matrix) }}
+
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+        with:
+          key: ${{ matrix.target }}-plugins
+
+      - name: Install dependencies
+        run: brew list cmake &>/dev/null || brew install cmake
+
+      - name: Build plugins
+        run: cargo xtask bundle cagire-plugins --release --target ${{ matrix.target }}
+
+      - name: Prepare plugin artifacts
+        run: |
+          mkdir -p staging/clap staging/vst3
+          cp -R target/bundled/cagire-plugins.clap staging/clap/
+          cp -R target/bundled/cagire-plugins.vst3 staging/vst3/
+
+      - name: Upload CLAP artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.artifact }}-clap
+          path: staging/clap/
+
+      - name: Upload VST3 artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.artifact }}-vst3
+          path: staging/vst3/
diff --git a/.github/workflows/build-plugins-rpi.yml b/.github/workflows/build-plugins-rpi.yml
new file mode 100644
index 0000000..c3070f5
--- /dev/null
+++ b/.github/workflows/build-plugins-rpi.yml
@@ -0,0 +1,59 @@
+name: Build Plugins RPi
+
+on:
+  workflow_call:
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 45
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: aarch64-unknown-linux-gnu
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+        with:
+          key: aarch64-unknown-linux-gnu-plugins
+
+      - name: Install cross
+        run: cargo install cross --git https://github.com/cross-rs/cross
+
+      - name: Build plugins
+        run: cross build --release -p cagire-plugins --target aarch64-unknown-linux-gnu
+
+      - name: Prepare plugin artifacts
+        run: |
+          mkdir -p target/bundled
+          # CLAP: single .so renamed to .clap
+          cp target/aarch64-unknown-linux-gnu/release/libcagire_plugins.so target/bundled/cagire-plugins.clap
+          # VST3: correct directory structure
+          mkdir -p "target/bundled/cagire-plugins.vst3/Contents/aarch64-linux"
+          cp target/aarch64-unknown-linux-gnu/release/libcagire_plugins.so "target/bundled/cagire-plugins.vst3/Contents/aarch64-linux/cagire-plugins.so"
+
+          mkdir -p staging/clap staging/vst3
+          cp -R target/bundled/cagire-plugins.clap staging/clap/
+          cp -R target/bundled/cagire-plugins.vst3 staging/vst3/
+
+      - name: Upload CLAP artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: plugins-linux-aarch64-clap
+          path: staging/clap/
+
+      - name: Upload VST3 artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: plugins-linux-aarch64-vst3
+          path: staging/vst3/
diff --git a/.github/workflows/build-plugins-windows.yml b/.github/workflows/build-plugins-windows.yml
new file mode 100644
index 0000000..22ee188
--- /dev/null
+++ b/.github/workflows/build-plugins-windows.yml
@@ -0,0 +1,59 @@
+name: Build Plugins Windows
+
+on:
+  workflow_call:
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: windows-latest
+    timeout-minutes: 30
+
+    defaults:
+      run:
+        shell: bash
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: x86_64-pc-windows-msvc
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+        with:
+          key: x86_64-pc-windows-msvc-plugins
+
+      - name: Install dependencies
+        shell: pwsh
+        run: |
+          choco install cmake --installargs 'ADD_CMAKE_TO_PATH=System'
+          echo "C:\Program Files\CMake\bin" >> $env:GITHUB_PATH
+
+      - name: Build plugins
+        run: cargo xtask bundle cagire-plugins --release --target x86_64-pc-windows-msvc
+
+      - name: Prepare plugin artifacts
+        run: |
+          mkdir -p staging/clap staging/vst3
+          cp -R target/bundled/cagire-plugins.clap staging/clap/
+          cp -R target/bundled/cagire-plugins.vst3 staging/vst3/
+
+      - name: Upload CLAP artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: plugins-windows-x86_64-clap
+          path: staging/clap/
+
+      - name: Upload VST3 artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: plugins-windows-x86_64-vst3
+          path: staging/vst3/
diff --git a/.github/workflows/build-plugins.yml b/.github/workflows/build-plugins.yml
new file mode 100644
index 0000000..3169a9d
--- /dev/null
+++ b/.github/workflows/build-plugins.yml
@@ -0,0 +1,18 @@
+name: Build Plugins
+
+on:
+  workflow_call:
+  workflow_dispatch:
+
+jobs:
+  linux:
+    uses: ./.github/workflows/build-plugins-linux.yml
+
+  macos:
+    uses: ./.github/workflows/build-plugins-macos.yml
+
+  windows:
+    uses: ./.github/workflows/build-plugins-windows.yml
+
+  rpi:
+    uses: ./.github/workflows/build-plugins-rpi.yml