diff --git a/.github/workflows/aicirt.yml b/.github/workflows/aicirt.yml
index ec21d33f..fc3c2344 100644
--- a/.github/workflows/aicirt.yml
+++ b/.github/workflows/aicirt.yml
@@ -3,6 +3,8 @@ name: AICIrt
 on:
   push:
     branches: [ "main" ]
+    tags:
+      - "v*.*.*"
   pull_request:
     branches: [ "main" ]
 
@@ -35,3 +37,13 @@ jobs:
     - name: Build aicirt
       run: cargo build --verbose --release
       working-directory: aicirt
+    - name: Release script
+      run: ./scripts/release.sh --xz
+    - name: Release
+      uses: softprops/action-gh-release@v1
+      if: startsWith(github.ref, 'refs/tags/')
+      with:
+        body_path: target/dist/README.md
+        files: |
+          target/dist/*.tar.gz
+          target/dist/*.tar.xz
diff --git a/scripts/release.sh b/scripts/release.sh
new file mode 100755
index 00000000..925e0afb
--- /dev/null
+++ b/scripts/release.sh
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+FOLDERS="aici_abi uppercase pyctrl jsctrl declctrl aicirt"
+NATIVE="$(uname -s | tr 'A-Z' 'a-z')-$(uname -m)"
+D=`date +%Y%m%d-%H%M`
+TAG=`git describe --dirty --tags --match 'v[0-9]*' --always | sed -e 's/^v//; s/-dirty/-'"$D/"`
+XZ=
+
+if [ "$1" == "--xz" ] ; then
+    XZ=1
+    shift
+fi
+
+echo "Building for $NATIVE"
+
+set -e
+
+for f in $FOLDERS ; do
+    echo "Build $f..."
+    (cd $f && cargo build --release)
+done
+
+function release() {
+
+T0=$1
+T=target/dist/$1
+shift
+
+TITLE="$1"
+shift
+
+SUFF="$1"
+shift
+
+rm -rf $T
+mkdir -p $T
+echo "# $TITLE ($SUFF-$TAG)" > $T/README.md
+
+BN=
+for f in "$@" ; do
+    cp $f $T/
+    BN="$BN $(basename $f)"
+done
+
+echo >> $T/README.md
+echo "Contents:" >> $T/README.md
+echo '```' >> $T/README.md
+(cd $T && ls -l $BN | awk '{print $5, $9}') >> $T/README.md
+echo >> $T/README.md
+(cd $T && sha256sum $BN) >> $T/README.md
+echo '```' >> $T/README.md
+echo >> $T/README.md
+
+cat $T/README.md >> target/dist/README.md
+
+if [ "$XZ" = "1" ] ; then
+DST=target/dist/$T0-$SUFF-$TAG.tar.xz
+tar -Jcf $DST -C target/dist $T0
+ls -l $DST
+fi
+
+DST=target/dist/$T0-$SUFF-$TAG.tar.gz
+tar -zcf $DST -C target/dist $T0
+ls -l $DST
+
+}
+
+rm -rf target/dist
+mkdir -p target/dist
+echo -n > target/dist/README.md
+
+release aici-controllers "AICI Controllers" "wasm32-wasi" target/wasm32-wasi/release/*.wasm
+strip target/release/aicirt
+release aicirt "AICI Runtime" "$NATIVE" target/release/aicirt