Viz4D - Viz4D helps you create top-performing web-based 3D viewer that works great on mobile and VR. It is tailored for real-time Archviz walkthrough, 3D product configurator and presentation.
Cura - Cura aims to be a end solution for personal 3D printing with RepRap based machines.
Sketchfab - Sketchfab is an industrial design software tool is useful for ideation and for beginners in the industrial design field.
Slic3r - STL-to-GCODE translator for RepRap printers Here comes Slic3r! Its features are: - speed
Sketchfab configurator - Build your real-time 3D configurator
Repetier - Software for controlling RepRap style 3D-printer like Mendel, Darwin or Prusa mendel.