We are using dokku for our internal applications and it works really great. The development stagnated a bit for the last months, but since the deis guys picked up the project it seams that they are starting to work on new features.
I also made a zero config dokku-cli[1] to get it more herokuish.
I also made a zero config dokku-cli[1] to get it more herokuish.
[1]: https://github.com/SebastianSzturo/dokku-cli