TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
TestLink - Test & requirements management
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Qase - Test case management software for QA and development teams that helps you make your product better.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.