git-cola
GitKraken
SmartGit
SourceTree
GitHub Desktop
tig
Fork
TortoiseGit
Git Force
Aurees
Qgit
gitg
SourceTree
GitX-dev
GitAhead
GitKraken
Git-Cola is recommended for developers who prefer using a GUI over command-line, beginners who are just starting with Git and would benefit from a more visual approach, and users who work on smaller projects where the simplicity and speed of Git-Cola can be fully utilized.
GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
Aurees - A Git client for Windows, Mac and Linux.
SmartGit - SmartGit is a front-end for the distributed version control system Git and runs on Windows, Mac OS...
Qgit - Qgit is one of the smart tools that implement a GUIO for the most common SIGT commands like pop, push, shave and apply matches, making the developer browse revision tree, view patch content, or change files.
SourceTree - Mac and Windows client for Mercurial and Git.
gitg - gitg is a git repository viewer targeting gtk+/GNOME.