Gitti is a Git Client for Mac OS X designed to ensure that users never have to touch the command line. With a highly modular and organized interface, Gitti logically separates each step in your Git workflow to maximize your efficiency.
GitX is a git GUI made for Mac OS X. It currently features a history viewer much like gitk and a commit GUI like git gui. But then in silky smooth OS X style!
via GitX – Home.
SmartGit is a graphical front-end for the distributed version control system Git and runs on Windows, Mac OS X and Linux.
SmartGit helps Git beginners getting started quickly and makes advanced users more productive with its efficient user interface to Git — the most powerful DVCS today.