diff --git a/contrib/devrelease.sh b/contrib/devrelease.sh
new file mode 100755
index 000000000..4203349f8
--- /dev/null
+++ b/contrib/devrelease.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+set -eu
+
+set -x
+
+devtag=$1
+
+git tag $devtag || true
+
+make rollup
+
+if [[ ! -d prebuilt ]]; then
+  git worktree add prebuilt
+fi
+
+mkdir -p prebuilt/$devtag
+
+cp dist/standalone/taler-wallet-android.js prebuilt/$devtag/
+cd prebuilt
+git add -A $devtag
+git commit -m "prebuilt files for $devtag"