Jenkins is an open source automation server written in Java. It is used to continuously build and test software projects, enabling developers to set up a CI/CD environment. It also supports version control tools like Subversion, Git, Mercurial, and Maven.
Jenkins is an open source continuous integration (CI) server, written entirely in Java. Jenkins is used to build and test software projects, and is capable of commanding a chain of actions which help to achieve, amongst other things, automated continuous integration. Jenkins can be used by developers as a tool to set up a CI/CD environment. Version control tools such as Git, Maven, and Subversion are also supported.