DevOps (a clipped compound of “development” and “operations”) is a software development methodology that combines software development (Dev) with information technology operations (Ops). The goal of DevOps is to shorten the systems development life cycle while also delivering features, fixes, and updates frequently in close alignment with business objectives.
As DevOps is intended to be a cross-functional mode of working, rather than a single DevOps tool, there are sets (or “toolchains”) of multiple tools. Such DevOps tools are expected to fit into one or more of these categories, reflective of key aspects of the development and delivery process: