Git and Github History - ericlongdon/ITC134 GitHub Wiki

Git is a distributed version control system where every developers' working copy of the code is also a repo that can contain the full history of all changes. Open software Linux users started using Bitkeeper as a means for them to update their kernel programs 2002.
Linux users created non-commercial distribution system similar to Bitkeeper eventually called “Git.” GitHub is a commercial company that provides numerous service including Git.
It provides access control and several collaboration features such as bug tracking, feature requests, task management, and wikis for every project