Fork - Fast and Friendly Git Client for Mac
Hardcore History - Dan Carlin's Hardcore History podcast
GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
Tower - Build Better Software. Over 100,000 developers and designers are more productive with Tower - the most powerful Git client for Mac and Windows.
SourceTree - Mac and Windows client for Mercurial and Git.
UX Timeline - See how some of today's best companies have evolved