In rough order of their appearance in the DevOps pipeline, based on real-world user feedback, here are the most essential DevOps tools:In some of these 10 major categories, just one tool rules the roost, such as Docker for application containers and Jenkins for CI/CD. In others, DevOps practitioners view a handful of tools as interchangeable, depending on personal preferences and the IT environment’s specific requirements.
1. Source code repository
The first step in a DevOps process is a version-controlled source code repository where developers check in, check out and manage code. Most CI and application deployment tools respond automatically to code commits in such repositories, and a DevOps process that doesn’t start with source code control is a nonstarter in the eyes of practitioners.
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