When comparing Git Extensions vs gmaster, the Slant community recommends Git Extensions for most people. In the question“What are the best visual git GUIs?” Git Extensions is ranked 3rd while gmaster is ranked 18th.
Ranked in these QuestionsQuestion Ranking
Pro Comprehensive interface
This application is FOSS, and thus it can be freely modified & distributed.
Pro No registration at all
Doesn't require registration to use.
It comes with many plugins and you can build your own. Included by default are some very neat visualization tools for Repository metrics.
Pro Easy to add add action in the GUI
Right click to add a script to delete remote branch or tag...
Pro Semantic Diff and Merge Tools for most languages
This includes C#, Java, C, C++, VB.Net, and Delphi.
Lays out the repository in a visual way that makes sense and paints a clear picture of what is going on.
Not based on web technologies so it doesn't carry the same weight and performance implications.
Con Poor UI
Rich developer experience but awful interface.