Xmind - Xmind is a brainstorming and mind mapping application.

Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.

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

Basecamp - A simple and elegant project management system.

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

Examdiff Pro - It is a simple yet powerful tool that is being used by the professional programmer and developers for the purpose of visual comparison.