G-code generator for 3D printers (Bambu, Prusa, Voron, VzBot, RatRig, Creality, etc.)
Publisher’s description
What is OrcaSlicer?
OrcaSlicer is an open-source 3d & cad program for Windows from SoftFever. It ranks 42nd by popularity among 3d & cad in this catalogue. It is written in C++. Besides Windows, it is available for Linux.
Installation and requirements
Official installers exist for 64-bit and ARM64 as EXE (NSIS). Installation asks for administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 2.4.2, released on July 7, 2026. 15 versions are listed since October 25, 2023, each with links to its own installer files. That is about 5.6 releases a year.
Popularity and file types
The source code on GitHub (OrcaSlicer/OrcaSlicer) has 16,066 stars. Similar programs include PrusaSlicer, Ultimaker Cura and Bambu Studio.
Project description on GitHub: “G-code generator for 3D printers (Bambu, Prusa, Voron, VzBot, RatRig, Creality, etc.)”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Documented silent install
- Also runs on Linux
- Large user base
Cons
- Installation needs administrator rights
In short: OrcaSlicer is an open-source 3d & cad tool for 64-bit and ARM64 PCs. It is actively maintained. Administrators can deploy it unattended.
Is OrcaSlicer safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
F602F9D646F49BEE387D8F342A0193A7EF20756EABB845E19795C5A62B90A58A· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 15 versions ›15 versions over 3 years · about 5.6 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 2.4.2Latest | July 7, 2026 | — | ARM64 EXE (NSIS)64-bit EXE (NSIS) |
| 2.4.1 | June 28, 2026 | — | ARM64 EXE (NSIS)64-bit EXE (NSIS) |
| 2.4.0 | June 20, 2026 | — | 64-bit EXE (NSIS) |
| 2.3.2 | March 23, 2026 | — | 64-bit EXE (NSIS) |
| 2.3.1 | October 5, 2025 | — | 64-bit EXE (NSIS) |
| 2.3.0 | March 20, 2025 | — | 64-bit EXE (NSIS) |
| 2.2.0 | October 28, 2024 | — | 64-bit EXE (NSIS) |
| 2.1.1 | June 26, 2024 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id SoftFever.OrcaSlicer -escoop install extras/orcaslicerOrcaSlicer_Windows_Installer_V2.4.2_x64.exe /SRelated guide: How to use winget: install and update apps
Also for other systems
brew install --cask orcaslicerflatpak install flathub com.orcaslicer.OrcaSlicerInformation
- Publisher
- SoftFever
- Category
- 3D & CAD
- Licence
- AGPL-3.0
- Price
- Free
- Source code
- github.com/OrcaSlicer/OrcaSlicer
- Written in
- C++
- Content rating
- All ages
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- EXE (NSIS)
- Other platforms
- Linux
- Version
- 2.4.2
- Released
- July 7, 2026
- Added to the catalogue
- October 25, 2023
- Versions listed
- 15
- Updates / year
- 5.6
- GitHub stars
- 16,066
- GitHub forks
- 3,296
- Website
- orcaslicer.com
- winget ID
- SoftFever.OrcaSlicer
- Scoop package
- extras/orcaslicer
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is OrcaSlicer free?
Yes. OrcaSlicer is open-source software under the AGPL-3.0 licence.
Is OrcaSlicer safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install OrcaSlicer with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can OrcaSlicer be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does OrcaSlicer run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of OrcaSlicer?
The versions page lists all 15 versions with links to their official installer files, back to October 25, 2023.
What are alternatives to OrcaSlicer?
PrusaSlicer, Ultimaker Cura, Bambu Studio, MeshLab and OpenToonz. The alternatives page compares them.
