NewCircle Developer Stream
Stream is a constantly updated source of free, educational content on open source development. Also, check out our bookshelf for in-depth tutorials.
Do you want to be the 'Git Weirdo' on your team? Join GitHub's Time Berglund to explore some advanced topics that will expose you to a sort of internal Git API that is there at your disposal, should you ever need it.
GitHub's Matthew McCullough takes you deep down to the bottom level of the popular management tool