Atlantis vs AWS CodeStar: What are the differences?
Developers describe Atlantis as "Open Source PaaS Built on Docker, by Ooyala". Atlantis is an Open Source PaaS for HTTP applications built on Docker and written in Go. It makes it easy to build and deploy applications in a safe, repeatable fashion, and flexibly route requests to the appropriate containers. On the other hand, AWS CodeStar is detailed as "Quickly Develop, Build, and Deploy Applications on AWS". Start new software projects on AWS in minutes using templates for web applications, web services and more.
Atlantis and AWS CodeStar belong to "Platform as a Service" category of the tech stack.
Atlantis is an open source tool with 381 GitHub stars and 33 GitHub forks. Here's a link to Atlantis's open source repository on GitHub.