Mercurial is a free, distributed source control management tool. It efficiently handles projects of any size and offers an easy and intuitive interface.
Mercurial offers you the power and speed to efficiently handle projects of any size and kind. Every clone contains the whole project history, so committing, branching, tagging and merging are local operations which makes them fast and convenient. You can use a multitude of workflows and easily enhance its functionality with extensions.
It is easy to learn. You can follow the simple guide to learn how to revise your documents with Mercurial, or just use the quick start to get going instantly. A short overview of Mercurial's decentralized model is also available.