Planview IdeaPlace - Spigit is a software program designed to help CEOs and industry leaders to tap into the creativeness of their employees. It brands itself as an idea management tool. Read more about Spigit.
Flare by GoDaddy - Discover, give feedback and support startup ideas
Brightidea - With over 2 million users worldwide and $15+ billion in recorded business impact, Brightidea is ranked as the #1 Idea Management Platform globally and is the market leader in innovation management.
Wittycircle - Networking tool for entrepreneurs, makers and curious minds.
ScatterNote - A note-taking app for networked thought
Generating Product Ideas - Find ideas for your next business or side project