AppScale vs Dokku: What are the differences?
What is AppScale? An open source implementation of Google App Engine. Run your applications in any cloud- public, private or hybrid. AppScale is a platform that allows users to deploy applications developed using the Google App Engine APIs over Amazon EC2, Rackspace, Google Compute Engine, Eucalyptus, Openstack, CloudStack, as well as KVM and VirtualBox.
What is Dokku? Docker powered mini-Heroku in around 100 lines of Bash. Docker powered mini-Heroku. The smallest PaaS implementation you've ever seen.
AppScale and Dokku can be categorized as "Platform as a Service" tools.
AppScale and Dokku are both open source tools. It seems that Dokku with 17.7K GitHub stars and 1.44K forks on GitHub has more adoption than AppScale with 2.39K GitHub stars and 273 GitHub forks.