Are you looking for more ways to learn about 3D technology? There are open source software options available that will help you succeed in your 3D endeavors.
CAD & 3D Modeling Software
OnShape: FREE cloud-based CAD software from the creators of SOLIDWORKS. Very powerful and simple.
Tinkercad: FREE in browser 3D modeling software from Autodesk. Very easy to start using.
Meshmixer: FREE mesh editing software from Autodesk.
Blender: FREE opensource 3D modeling, animation, and mesh editing software. Moderate Learning curve.
Slicers and Print Hosts
Cura: FREE Slicer and print host software customized by Lulzbot
Slic3r: FREE .gcode generator
Printrun: FREE print host software suite
Mesh Repair
NetFabb: FREE automatic file repair and .stl viewing