Xmind - Xmind is a brainstorming and mind mapping application.

Github Profile Visualizer - Tool for visualizing GitHub profiles

MindManager - With MindManager, flexible mind maps promote freeform thinking and quick organization of ideas, so creativity and productivity can live in harmony.

GitHub Visualizer - Enter user/repo and see the project visually

MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.

Refined GitHub - Browser extension that makes GitHub cleaner & more powerful