There's a project called zetcd[0] that acts as a translation proxy in front of etcd to let you use the ZooKeeper API. I don't know if it's production ready, but

There's a project called zetcd[0] that acts as a translation proxy in front of etcd to let you use the ZooKeeper API. I don't know if it's production ready, but I do know it works and is a pretty cool idea. [0]: https://github.com/chzchzchz/zetcd https://github.com/chzchzchz/zetcd