seems no longer supported, complex to learn. slow slicing. good results

SFACT slicer
last update 4 years ago, fork of skeinforge optimized for 3d printing, good results.

Cura
simple to use, fast

KISSlicer
in beta stage, cluttered gui, very good results if setup correctly, some bugs

Slic3r
a lot of features, results not always good

Simplify3D
commercial 149$, not tested, you can donate

MatterControl
small gui (some entrys ,e.g G-Code are to small, interesting features

CraftWare
beta stage, colorfull gui, nice options display

Creation Workshop
Slicer for SLA Printers, nice features

3DimMaker
Almost no Options in the free Version, no Price available for PRO Version?

ideaMaker
looks interesting

Katana
Mac Os & Linux only, did not work.
KIRI:MOTO
slicing straight from your web browser!
