Semaphore - Semaphore is a fully managed, high performance testing and deployment solution for your company. A Continuous Integration tool.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
AWX - Centralize and control your IT infrastructure with a visual dashboard
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
Thread - Ad-free, intimate social networking