Dust3D is a cross-platform open-source 3D modeling software
OctoPrint is the snappy web interface for your 3D printer
Raspberry PI distro for controlling 3D printers over the web
An interactive viewer for three-dimensional chemical structures.
Free 3D Mobile CAD
Q*Bot 3D Printer Repository
GComb is a gCode viewing tool with an interior focus
To build a 3d Printer that uses tine micro-pipette of some micrometers