diff --git a/.github/workflows/fox32asm-unstable-linux.yml b/.github/workflows/fox32asm-unstable-linux.yml
new file mode 100644
index 0000000..c6a7f2a
--- /dev/null
+++ b/.github/workflows/fox32asm-unstable-linux.yml
@@ -0,0 +1,29 @@
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+name: fox32asm Unstable - Linux
+
+jobs:
+  fox32asm-unstable-linux:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+
+      - name: Build
+        run: cargo build --release
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: fox32asm
+          path: target/release/fox32asm
diff --git a/.github/workflows/fox32asm-unstable-windows.yml b/.github/workflows/fox32asm-unstable-windows.yml
new file mode 100644
index 0000000..80cc5e0
--- /dev/null
+++ b/.github/workflows/fox32asm-unstable-windows.yml
@@ -0,0 +1,29 @@
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+name: fox32asm Unstable - Windows
+
+jobs:
+  fox32asm-unstable-windows:
+    name: Build
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+
+      - name: Build
+        run: cargo build --release
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: fox32asm.exe
+          path: target/release/fox32asm.exe