SketchUp - 3D for Everyone
Codezero - Collaborative Local Microservices Development
Assetforge - Asset Forge allows anyone to create 3D models and 2D sprites using building blocks.
LeadMD - LeadMD is the revenue performance consultancy that cuts through the BS by making your vision actionable and your outcomes measureable
FreeCAD - An open-source parametric 3D modeler
Sirius - An open-source clone of Siri from UMICH