UltiMaker Cura

Popular open-source 3D-printing slicer

★ Stars7.1k7,051 on GitHub

Last commit5 days ago14 Oct 2026

LicenceLGPL-3.0SPDX, from the repository

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From GitHub, fetched 19 Oct 2026.

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UltiMaker Cura is a free slicer that prepares models for UltiMaker and hundreds of third-party printers, with recommended and custom modes and a plugin marketplace.

Free alternative to

Simplify3D

In collections

Details

Status	Open source
Licence	LGPL-3.0
Platforms	Windows, macOS, Linux
Category	3D printing & CAM
Website	ultimaker.com
Source	GitHub

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