Top 7 slicer open source projects

Cura
3D printer / slicing GUI built on top of the Uranium framework
Slicer4J
Slicer4J is an accurate, low-overhead dynamic slicer for Java programs.
Slicer4RTN
Conic slicer utilizing planar slicers for 4-axis Rotating Tilted Nozzle (RTN) 3D printers
GoSlice
This is an experimental slicer for 3d printing written in Go also usable as modular slicing lib.
slicer
Fast 3D mesh slicer written in Go.
Slicer
Photon Open Slicer - Command Line Slicer usable as MeshMixer plugin or as standalone
microtome
A browser based GPU accelerated 3D model slicer
1-7 of 7 slicer projects