compare
OrcaSlicer vs PrusaSlicer
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | OrcaSlicer | PrusaSlicer |
|---|---|---|
| Language | C++ | C++ |
| Licence | AGPL-3.0 | AGPL-3.0 |
| Stars | 16k | 9.4k |
| Latest | v2.4.2 | version_2.9.6 |
| Last push | 2026-10-06 | 2026-09-21 |
| Release cadence | about 8 days between releases | too few releases |
| Active contributors | 66+ 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 replacementOrcaSlicerSlices models for most FDM printers, with calibration tools and per-object settings.
Full replacementPrusaSlicerSlices models for FDM and resin printers, with supports, variable layer height and per-region modifiers.
OrcaSlicer
- nightly-builds2024-11-21OrcaSlicer Nightly Buildspre-release
- v2.4.22026-07-07OrcaSlicer v2.4.2 Official Release
- v2.4.12026-06-28OrcaSlicer v2.4.1 Official Release
- v2.4.02026-06-20OrcaSlicer v2.4.0 Official Release
- v2.4.0-beta2026-06-09OrcaSlicer V2.4.0 Beta releasepre-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
OrcaSlicer
unsigned The latest release, v2.4.2, carries no signature GitHub could verify.
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PrusaSlicer
unsigned The latest release, version_2.9.6, carries no signature GitHub could verify.
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