Aside from the aforementioned Fig, Shipyard, etc., here are a few more I've got bookmarked (i.e. I cannot vouch for how good they are):

http://panamax.io

https://www.tutum.co

https://github.com/nitrous-io/tug

https://www.digitalocean.com/community/tutorials/how-to-use-...

https://github.com/spotify/helios