# OrcaSlicer (open-source CAD and 3D modelling app)

> OrcaSlicer is a free, open-source CAD and 3D modelling app for Windows, macOS and Linux. G-code generator for 3D printers (Bambu, Prusa, Voron, VzBot, RatRig, Creality, etc.). It has 15,885 GitHub stars and is released under the AGPL-3.0 license, and people use it instead of Simplify3D.

OrcaSlicer: an open source Next-Gen Slicing Software for Precision 3D Prints. Optimize your prints with ultra-fast slicing, intelligent support generation, and seamless printer compatibility—engineered for perfection.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/OrcaSlicer/OrcaSlicer |
| Platforms | Linux, macOS, Windows |
| Interface | desktop GUI |
| GitHub stars | 15,885 |
| License | AGPL-3.0 (open source) |
| Replaces | Simplify3D |
| Language | C++ |
| Website | https://www.orcaslicer.com |
| Official | no |
| Category | CAD & 3D modelling |
| Latest release | v2.4.2 (Jul 7, 2026) |
| Last commit | Oct 7, 2026 |

## Install

### Flathub (Linux)

```sh
flatpak install flathub com.orcaslicer.OrcaSlicer
```

Package page: https://flathub.org/apps/com.orcaslicer.OrcaSlicer

### Homebrew (macOS)

```sh
brew install --cask orcaslicer
```

Package page: https://formulae.brew.sh/cask/orcaslicer

### winget (Windows)

```sh
winget install SoftFever.OrcaSlicer
```

Package page: https://winstall.app/apps/SoftFever.OrcaSlicer

## Similar desktop apps

- [FreeCAD](https://appsgit.com/desktop-apps/freecad): Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler. (34,016 stars, LGPL-2.1, official)
- [Blender](https://appsgit.com/desktop-apps/blender): Blender is the free and open source 3D creation suite. (20,749 stars, GPL-2.0-or-later, official)
- [OpenSCAD](https://appsgit.com/desktop-apps/openscad): OpenSCAD - The Programmers Solid 3D CAD Modeller. (10,385 stars, GPL-2.0, official)
- [PrusaSlicer](https://appsgit.com/desktop-apps/prusaslicer): G-code generator for 3D printers (RepRap, Makerbot, Ultimaker etc.). (9,389 stars, AGPL-3.0, official)
- [UltiMaker Cura](https://appsgit.com/desktop-apps/ultimaker-cura): 3D printer / slicing GUI built on top of the Uranium framework. (7,049 stars, LGPL-3.0, official)
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Canonical page: https://appsgit.com/desktop-apps/orcaslicer
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