compare
UltiMaker Cura vs PrusaSlicer
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | UltiMaker Cura | PrusaSlicer |
|---|---|---|
| Language | Python | C++ |
| Licence | LGPL-3.0 | AGPL-3.0 |
| Stars | 7k | 9.4k |
| Latest | 5.13.0 | version_2.9.6 |
| Last push | 2026-10-06 | 2026-09-21 |
| Release cadence | about 42 days between releases | too few releases |
| Active contributors | 6 commit authors on the default branch in the last 90 days | 13 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Simplify3D. Alternatives to Simplify3D →
Full replacementUltiMaker CuraSlices models for FDM printers, with hundreds of printer profiles and plugins.
Full replacementPrusaSlicerSlices models for FDM and resin printers, with supports, variable layer height and per-region modifiers.
UltiMaker Cura
- 5.14.0-alpha.02026-06-25UltiMaker Cura 5.14.0-alpha.0pre-release
- 5.13.02026-05-28UltiMaker Cura 5.13.0
- 5.12.12026-04-13UltiMaker Cura 5.12.1
- 5.12.02026-03-05UltiMaker Cura 5.12.0
- 5.12.0-beta.12026-02-20UltiMaker Cura 5.12.0-beta.1pre-release
PrusaSlicer
- version_3.0.0-alpha122026-09-21PrusaSlicer 3.0.0-alpha12pre-release
- version_3.0.0-alpha112026-09-01PrusaSlicer 3.0.0-alpha11pre-release
- version_2.9.62026-06-25PrusaSlicer 2.9.6
- version_2.9.6-rc12026-06-17PrusaSlicer 2.9.6-rc1pre-release
- version_2.9.6-beta12026-05-26PrusaSlicer 2.9.6-beta1pre-release
UltiMaker Cura
✓ signed The latest release, 5.13.0, carries a signature GitHub verified.
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PrusaSlicer
unsigned The latest release, version_2.9.6, carries no signature GitHub could verify.
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