Xmind - Xmind is a brainstorming and mind mapping application.

FunRetro - Our fun, simple, and intuitive tool will revolutionize your teams collaboration process. Try it today for free and discover how fun retrospectives can help you.

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

Parabol - Agile Meeting Co-Pilot

FeatureMap - FeatureMap story mapping, simple and effective realtime collaboration and collective intelligence tool.

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