productboard - Beautiful and powerful product management.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
ProdPad - ProdPad helps your team gather ideas, surface the best ones and turn them into product specs, and then put it all on a product roadmap.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
ProductPlan - Cloud-based product roadmap software solution
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.