Dokku vs Pivotal Web Services (PWS): What are the differences?
Developers describe Dokku as "Docker powered mini-Heroku in around 100 lines of Bash". Docker powered mini-Heroku. The smallest PaaS implementation you've ever seen. On the other hand, Pivotal Web Services (PWS) is detailed as "Deploy, Update and Scale Applications On-Demand". Pivotal Web Services is a public cloud version of the widely supported Open Source Cloud Foundry PaaS. PWS makes is an ideal platform for the rapid deployment, easy scaling and binding of third party apps for Java, PHP, Ruby, GO and Python apps. Focus on apps not dev ops.
Dokku and Pivotal Web Services (PWS) can be categorized as "Platform as a Service" tools.
Dokku is an open source tool with 17.7K GitHub stars and 1.44K GitHub forks. Here's a link to Dokku's open source repository on GitHub.