This subrepository holds the source for various packages and tools that support the Go playground:

To submit changes to this repository, see


# build the sandbox image
docker build -t sandbox sandbox/


# run the sandbox
docker run -d -p 8080:8080 sandbox
# get docker host ip, try boot2docker fallback on localhost.
DOCKER_HOST_IP=$(boot2docker ip || echo localhost)
# run go some code
cat /path/to/code.go | go run ./sandbox/client.go | curl --data @- $DOCKER_HOST_IP:8080/compile

To submit changes to this repository, see


(Googlers only) To deploy the front-end, use play/

gcloud --project golang-org app deploy sandbox/app.yaml --no-promote --version=17rc6

Use the Cloud Console's to set the new version as the default: Then test that and are working before deleting the old version.