MindNode - Delightful Mind Mapping for your Mac, iPad and iPhone. MacCapture Your Thoughts. Any idea starts with a loose collection of .
Open Strategy - The best tools to help you build your startup
Xmind - Xmind is a brainstorming and mind mapping application.
Startup Stash - A curated directory of 400 resources & tools for startups
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
Freebie.Supply - Awesome free things for entrepreneurs & startups