diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..6cd94b7
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,67 @@
+name: Build and Release
+
+on:
+  push:
+    branches: [ main ]
+    tags: [ '*' ]
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0 # Full history so 'git rev-parse HEAD' gets the correct commit
+
+      - name: Setup Zig
+        uses: mlugg/setup-zig@v1
+        with:
+          version: 0.15.2
+
+      - name: Build Linux
+        run: zig build -Dtarget=x86_64-linux-gnu -Doptimize=ReleaseSafe
+
+      - name: Package Linux
+        run: |
+          mv zig-out/bin/flint flint-linux-x86_64
+          tar -czvf flint-linux-x86_64.tar.gz flint-linux-x86_64
+
+      - name: Build Windows
+        run: |
+          # Clean first in case of output conflicts
+          rm -rf zig-out zig-cache
+          zig build -Dtarget=x86_64-windows-gnu -Doptimize=ReleaseSafe
+
+      - name: Package Windows
+        run: |
+          mv zig-out/bin/flint.exe flint-windows-x86_64.exe
+          zip flint-windows-x86_64.zip flint-windows-x86_64.exe
+
+      - name: Upload Linux Artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: flint-linux-x86_64.tar.gz
+          path: flint-linux-x86_64.tar.gz
+
+      - name: Upload Windows Artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: flint-windows-x86_64.zip
+          path: flint-windows-x86_64.zip
+
+      - name: Publish Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            flint-linux-x86_64.tar.gz
+            flint-windows-x86_64.zip
+          generate_release_notes: true