CMake - CMake is an open-source, cross-platform family of tools designed to build, test and package software.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
GNU Make - GNU Make is a tool which controls the generation of executables and other non-source files of a program from the program's source files.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Leiningen - Leiningen: automating Clojure projects
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.