diff --git a/.builds/alpine.yml b/.builds/alpine.yml
deleted file mode 100644
index ef32a95..0000000
--- a/.builds/alpine.yml
+++ /dev/null
@@ -1,35 +0,0 @@
-image: alpine/edge
-packages:
-  - eudev-dev
-  - mesa-dev
-  - meson
-  - libinput-dev
-  - libxkbcommon-dev
-  - pixman-dev
-  - scdoc
-  - wayland-dev
-  - wayland-protocols
-  - xcb-util-wm-dev
-  - xwayland
-sources:
-  - https://github.com/swaywm/wlroots
-  - https://github.com/Hjdskes/cage
-tasks:
-  # Install wlroots, which is required by Cage. Note that we compile a tagged
-  # version, instead of master, to avoid any breaking changes in wlroots.
-  - wlroots: |
-      cd wlroots
-      git checkout 0.14.0
-      meson --prefix=/usr build -Dexamples=false
-      ninja -C build
-      sudo ninja -C build install
-  - build: |
-      cd cage
-      meson build --werror -Dxwayland=true
-      ninja -C build
-      rm -rf build
-  - build-no-xwayland: |
-      cd cage
-      meson build --werror -Dxwayland=false
-      ninja -C build
-      rm -rf build
diff --git a/.builds/archlinux.yml b/.builds/archlinux.yml
deleted file mode 100644
index 99cdd24..0000000
--- a/.builds/archlinux.yml
+++ /dev/null
@@ -1,45 +0,0 @@
-image: archlinux
-packages:
-  - clang
-  - meson
-  - libinput
-  - libxkbcommon
-  - mesa
-  - scdoc
-  - wayland
-  - wayland-protocols
-  - xcb-util-wm
-  - xorg-xwayland
-sources:
-  - https://github.com/swaywm/wlroots
-  - https://github.com/Hjdskes/cage
-tasks:
-  # Install wlroots, which is required by Cage. Note that we compile a tagged
-  # version, instead of master, to avoid any breaking changes in wlroots.
-  - wlroots: |
-      cd wlroots
-      git checkout 0.14.0
-      meson --prefix=/usr build -Dexamples=false
-      ninja -C build
-      sudo ninja -C build install
-  - build: |
-      cd cage
-      meson build --werror -Dxwayland=true
-      ninja -C build
-      rm -rf build
-  - build-no-xwayland: |
-      cd cage
-      meson build --werror -Dxwayland=false
-      ninja -C build
-      rm -rf build
-  - scan-build: |
-      cd cage
-      CC=clang meson build --werror -Dxwayland=true
-      CC=clang ninja -C build scan-build
-      rm -rf build
-  - clang-format: |
-      cd cage
-      meson build --werror -Dxwayland=true
-      ninja -C build clang-format
-      rm -rf build
-      git diff --exit-code
diff --git a/.builds/freebsd.yml b/.builds/freebsd.yml
deleted file mode 100644
index 92a2119..0000000
--- a/.builds/freebsd.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-image: freebsd/latest
-packages:
-  - devel/evdev-proto
-  - devel/meson
-  - devel/libepoll-shim
-  - devel/pkgconf
-  - graphics/mesa-libs
-  - graphics/wayland
-  - graphics/wayland-protocols
-  - textproc/scdoc
-  - x11/libinput
-  - x11/libxkbcommon
-  - x11/pixman
-  - x11/xcb-util-wm
-  - x11-servers/xwayland
-sources:
-  - https://github.com/swaywm/wlroots
-  - https://github.com/Hjdskes/cage
-tasks:
-  # Install wlroots, which is required by Cage. Note that we compile a tagged
-  # version, instead of master, to avoid any breaking changes in wlroots.
-  - wlroots: |
-      cd wlroots
-      git checkout 0.14.0
-      meson --prefix=/usr/local build -Dexamples=false
-      ninja -C build
-      sudo ninja -C build install
-  - build: |
-      cd cage
-      PKG_CONFIG_PATH=/usr/local/lib/pkgconfig meson build --werror -Dxwayland=true
-      PKG_CONFIG_PATH=/usr/local/lib/pkgconfig ninja -C build
-      rm -rf build
-  - build-no-xwayland: |
-      cd cage
-      PKG_CONFIG_PATH=/usr/local/lib/pkgconfig meson build --werror -Dxwayland=false
-      PKG_CONFIG_PATH=/usr/local/lib/pkgconfig ninja -C build
-      rm -rf build
diff --git a/.clang-format-ignore b/.clang-format-ignore
new file mode 100644
index 0000000..60dd059
--- /dev/null
+++ b/.clang-format-ignore
@@ -0,0 +1 @@
+subprojects/**/*
\ No newline at end of file
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..4711f70
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,76 @@
+name: Continuous integration build
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  compile:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        CC: [ gcc, clang ]
+        OS: [ "alpine:edge", "archlinux:base-devel" ]
+        xwayland: [ true, false ]
+    container: ${{ matrix.OS }}
+    env:
+      CC: ${{ matrix.CC }}
+    steps:
+      - name: Checkout Cage
+        uses: actions/checkout@v2
+
+      - name: Install dependencies (Alpine)
+        if: "matrix.OS == 'alpine:edge'"
+        run: apk add build-base xcb-util-wm-dev libseat-dev clang git eudev-dev mesa-dev libdrm-dev libinput-dev libxkbcommon-dev pixman-dev wayland-dev meson wayland-protocols xwayland scdoc-doc
+
+      - name: Install dependencies (Arch)
+        if: "matrix.OS == 'archlinux:base-devel'"
+        run: |
+          pacman-key --init
+          pacman -Syu --noconfirm xcb-util-wm seatd git clang meson libinput libdrm mesa libxkbcommon wayland wayland-protocols xorg-server-xwayland scdoc
+
+      - name: Fetch wlroots as a subproject
+        run: git clone https://gitlab.freedesktop.org/wlroots/wlroots.git subprojects/wlroots -b 0.14.0
+
+      # TODO: use --fatal-meson-warnings when on wlroots 0.15.0
+      - name: Compile Cage (XWayland=${{ matrix.xwayland }})
+        run: |
+          meson build-${{ matrix.CC }}-${{matrix.xwayland }} -Dxwayland=${{ matrix.xwayland }}
+          ninja -C build-${{ matrix.CC }}-${{matrix.xwayland }}
+
+  format:
+    runs-on: ubuntu-latest
+    container: "archlinux:base-devel"
+    steps:
+      - name: Checkout Cage
+        uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          pacman-key --init
+          pacman -Syu --noconfirm xcb-util-wm seatd git clang meson libinput libdrm mesa libxkbcommon wayland wayland-protocols xorg-server-xwayland scdoc
+      - name: Fetch wlroots as a subproject
+        run: git clone https://gitlab.freedesktop.org/wlroots/wlroots.git subprojects/wlroots -b 0.14.0
+      - name: Check for formatting changes
+        run: |
+          meson build-clang-format -Dxwayland=true
+          ninja -C build-clang-format clang-format-check
+
+  scan-build:
+    runs-on: ubuntu-latest
+    container: "archlinux:base-devel"
+    env:
+      CC: clang
+    steps:
+      - name: Checkout Cage
+        uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          pacman-key --init
+          pacman -Syu --noconfirm xcb-util-wm seatd git clang meson libinput libdrm mesa libxkbcommon wayland wayland-protocols xorg-server-xwayland scdoc
+      - name: Fetch wlroots as a subproject
+        run: git clone https://gitlab.freedesktop.org/wlroots/wlroots.git subprojects/wlroots -b 0.14.0
+      - name: Run scan-build
+        run: |
+          meson build-scan-build -Dxwayland=true
+          ninja -C build-scan-build scan-build
\ No newline at end of file