Compare software

MatterControl vs IceSL: catalog facts
MatterControl	IceSL
Best for: Hobbyists who want one program for designing, slicing and running prints	Best for: Slicer with built-in modelling that turns STL files into printer-ready G-code
Free Free and open-source software from MatterHackers.	Free Free to download and use. The software is closed source.
Windows, macOS, Linux	Windows, macOS, Linux
Design, slicing and printer control in one app Runs on Windows, macOS and Linux All 3 strengths for MatterControl Design, slicing and printer control in one app Runs on Windows, macOS and Linux Long development history with many printer profiles	It combines a slicer with a scriptable modeller, so infill patterns and geometry can be generated procedurally rather… Full strengths for IceSL It combines a slicer with a scriptable modeller, so infill patterns and geometry can be generated procedurally rather than imported from a separate CAD program.
Development pace is slower than the most popular slicers Built-in design tools are simpler than dedicated CAD programs	The program is closed source and comes out of a research group, so documentation and printer profiles are… Full limitations for IceSL The program is closed source and comes out of a research group, so documentation and printer profiles are thinner than in the mainstream slicers.
Downloadable app	Downloadable app
Open source	Not open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for MatterControl github.com/MatterHackers/MatterControl Catalog checked September 23, 2026	Official website Full listing and sources Sources for IceSL icesl.loria.fr Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.