Optimized firmware for RepRap 3D printers based on Arduino platform
Raspberry PI distro for controlling 3D printers over the web
Dust3D is a cross-platform open-source 3D modeling software
A self-hosted digital asset manager for 3d print files
DIY project to build a cover, flat panel or combo flip-flat panel
An open source VR headset with SteamVR supports for $200
3D Geometry and Parametric Voxel 3D Printing