Xmind - Xmind is a brainstorming and mind mapping application.

Monkkee - Keep a private journal securely on the Internet – to provide a convenient user experience your...

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

The Guide - The Guide is a two-pane outliner - a program that allows you to arrange text notes in a tree-like...

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

Scrapbox - A new style of note-taking that lets you create, discuss, and learn together in one self-organizing space.