Cura - Cura aims to be a end solution for personal 3D printing with RepRap based machines.
PrusaSlicer - PrusaSlicer (formerly known as Slic3r PE) is our own in-house developed slicer software based on the open-source project Slic3r.
FreeCAD - An open-source parametric 3D modeler
Slic3r - STL-to-GCODE translator for RepRap printers Here comes Slic3r! Its features are: - speed
MatterControl - MatterControl is a free, open source app that lets you organize and manage your 3D prints.
Simplify3D - Professional 3D printing software streamlines the process of 3D printing, leading to better results.