Netfabb - Innovative software solutions for 3D printing and additive manufacturing.
Xmind - Xmind is a brainstorming and mind mapping application.
Free View Expert - Entry level tool targeted for viewing, verifying, dimensioning and communicating 3D geometry...
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
MiniMagics - Here's what MiniMagics offers: Import and save .STL, .magics or .mgx files
FeatureMap - FeatureMap story mapping, simple and effective realtime collaboration and collective intelligence tool.