Dokku vs Modulus: What are the differences?
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.
What is Modulus? Hosting, Scaling, and Data for Node.js applications. Modulus is a premier Node.js hosting platform that provides a complete technology stack for application developers. This includes custom SSL, WebSockets, MongoDB, statistics, and more.
Dokku and Modulus can be primarily classified as "Platform as a Service" tools.
"Simple" is the primary reason why developers consider Dokku over the competitors, whereas "Easy to set up and scale" was stated as the key factor in picking Modulus.
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.