diff --git a/.github/workflows/macos_13.yml b/.github/workflows/macos_13.yml
new file mode 100644
index 00000000..c71f8da0
--- /dev/null
+++ b/.github/workflows/macos_13.yml
@@ -0,0 +1,176 @@
+name: macOS 13
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  software_cpp:
+    name: Software C++
+    runs-on: macos-13-xlarge
+    defaults:
+      run:
+        shell: bash -l {0} # Source profile for each step
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - run: brew install faust
+      - run: brew install --cask vcv-rack
+      - name: VCV Rack headless first run
+        run: /Applications/VCV\ Rack\ 2\ Free.app/Contents/MacOS/Rack -h <<< '\n'
+      - run: python3 build-system/install.py
+      - run: erbb setup --with-xcode-support
+      - name: test/micropatch
+        run: erbb configure && erbb build && erbb build simulator && erbb build simulator --xcode
+        working-directory: test/micropatch
+      - name: test/seed2-dfm-eval-euro
+        run: erbb configure && erbb build firmware && erbb build simulator && erbb build simulator --xcode
+        working-directory: test/seed2-dfm-eval-euro
+      - name: test/data
+        run: erbb configure && erbb build
+        working-directory: test/data
+      - name: samples/bypass
+        run: erbb configure && erbb build && erbb build hardware && erbb build simulator && erbb build simulator --xcode
+        working-directory: samples/bypass
+      - name: samples/drop
+        run: erbb configure && erbb build && erbb build hardware && erbb build simulator && erbb build simulator --xcode
+        working-directory: samples/drop
+      - name: samples/reverb
+        run: erbb configure && erbb build && erbb build hardware && erbb build simulator && erbb build simulator --xcode
+        working-directory: samples/reverb
+      - name: samples/kick
+        run: erbb configure && erbb build && erbb build hardware && erbb build hardware --only-gerber && erbb build simulator && erbb build simulator --xcode
+        working-directory: samples/kick
+      - name: samples/custom
+        run: erbb configure && erbb build && erbb build hardware && erbb build simulator
+        working-directory: samples/custom
+      - name: samples/frohmager
+        run: erbb install simulator
+        working-directory: samples/frohmager
+      - name: erbb init
+        run: mkdir init && cd init && erbb init --name Init && erbb configure && erbb build && erbb build hardware && erbb build simulator && erbb build simulator --xcode
+        working-directory: samples
+      - name: VCV Rack headless run
+        run: /Applications/VCV\ Rack\ 2\ Free.app/Contents/MacOS/Rack -h <<< '\n' && cat $HOME/Documents/Rack2/log.txt
+      - name: Check micropatch
+        run: grep "Loaded ErbPluginMicropatch" $HOME/Documents/Rack2/log.txt
+      - name: Check bypass
+        run: grep "Loaded ErbPluginBypass" $HOME/Documents/Rack2/log.txt
+      - name: Check drop
+        run: grep "Loaded ErbPluginDrop" $HOME/Documents/Rack2/log.txt
+      - name: Check reverb
+        run: grep "Loaded ErbPluginReverb" $HOME/Documents/Rack2/log.txt
+      - name: Check kick
+        run: grep "Loaded ErbPluginKick" $HOME/Documents/Rack2/log.txt
+      - name: Check custom
+        run: grep "Loaded ErbPluginCustom" $HOME/Documents/Rack2/log.txt
+      - name: Check frohmager
+        run: grep "Loaded ErbPluginFrohmager" $HOME/Documents/Rack2/log.txt
+      - name: Check init
+        run: grep "Loaded ErbPluginInit" $HOME/Documents/Rack2/log.txt
+
+  software_max:
+    name: Software Max/MSP/Gen~
+    runs-on: macos-13-xlarge
+    defaults:
+      run:
+        shell: bash -l {0} # Source profile for each step
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - run: brew install --cask vcv-rack
+      - name: VCV Rack headless first run
+        run: /Applications/VCV\ Rack\ 2\ Free.app/Contents/MacOS/Rack -h <<< '\n'
+      - run: python3 build-system/install.py
+      - run: erbb setup
+      - name: test/max
+        run: erbb configure && erbb build simulator && erbb build && erbb build hardware
+        working-directory: test/max
+      - name: test/max2
+        run: erbb configure && erbb build simulator && erbb build && erbb build hardware
+        working-directory: test/max2
+      - name: VCV Rack headless run
+        run: /Applications/VCV\ Rack\ 2\ Free.app/Contents/MacOS/Rack -h <<< '\n' && cat $HOME/Documents/Rack2/log.txt
+      - name: Check max
+        run: grep "Loaded ErbPluginMax" $HOME/Documents/Rack2/log.txt
+
+  software_faust:
+    name: Software Faust
+    runs-on: macos-13-xlarge
+    defaults:
+      run:
+        shell: bash -l {0} # Source profile for each step
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - run: brew install faust
+      - run: brew install --cask vcv-rack
+      - name: VCV Rack headless first run
+        run: /Applications/VCV\ Rack\ 2\ Free.app/Contents/MacOS/Rack -h <<< '\n'
+      - run: python3 build-system/install.py
+      - run: erbb setup
+      - name: samples/faust
+        run: erbb configure && erbb build && erbb build hardware && erbb build hardware --only-gerber && erbb build simulator && erbb build simulator --xcode
+        working-directory: samples/faust
+      - name: test/faust
+        run: erbb configure && erbb build simulator && erbb build && erbb build hardware && erbb build simulator --xcode
+        working-directory: test/faust
+      - name: test/faust2
+        run: erbb configure && erbb build simulator && erbb build && erbb build hardware && erbb build simulator --xcode
+        working-directory: test/faust2
+      - name: test/faust3
+        run: erbb configure && erbb build simulator && erbb build && erbb build hardware && erbb build simulator --xcode
+        working-directory: test/faust3
+      - name: VCV Rack headless run
+        run: /Applications/VCV\ Rack\ 2\ Free.app/Contents/MacOS/Rack -h <<< '\n' && cat $HOME/Documents/Rack2/log.txt
+      - name: Check samples/faust
+        run: grep "Loaded ErbPluginFlanger" $HOME/Documents/Rack2/log.txt
+      - name: Check test/faust
+        run: grep "Loaded ErbPluginFaust" $HOME/Documents/Rack2/log.txt
+
+  hardware:
+    name: Hardware
+    runs-on: macos-13-xlarge
+    defaults:
+      run:
+        shell: bash -l {0} # Source profile for each step
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - run: python3 build-system/install.py
+      - run: erbb setup
+      - run: ./boards/kivu12/build.py
+
+  unit_tests:
+    name: Unit Tests
+    runs-on: macos-13-xlarge
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - run: brew install ninja
+      - run: python3 test/unit/configure.py
+      - run: python3 test/unit/build.py
+      - run: python3 test/unit/run.py
+
+  erbb_tests:
+    name: Erbb/Erbui Tests
+    runs-on: macos-13-xlarge
+    defaults:
+      run:
+        shell: bash -l {0} # Source profile for each step
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - run: python3 build-system/install.py
+      - run: erbb setup
+      - run: python3 -m pip install coverage
+      - run: python3 build-system/test.py
+      - run: python3 build-system/cover.py
+      - run: python3 test/vcvrack/configure.py
+      - run: python3 test/vcvrack/build.py