Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Nifty - Manage projects, work, and communications in one place.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Product Frameworks - Discover product frameworks used to help build products
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
Chef - Automation for all of your technology. Overcome the complexity and rapidly ship your infrastructure and apps anywhere with automation.