Git is the version control system that Linus Torvalds wrote for managing the Linux Kernel development, Martin Heller explains in Going git. It’s worth noting that Ruby on Rails (RoR) repositories moved from Subversion to Git. “Using Git effectively requires a slightly different way of thinking than using Subversion effectively, so be prepared for some temporary disorientation: I’m told it’ll pass.” Heller suggests some books to help you get started, too. Software Development