Software · 3D, CAD & electronics

OrcaSlicer

OrcaSlicer is a 3D printing program, available on Windows, macOS and Linux.

Completely free
Windows, macOS and Linux
Open source
No account

Ad-supported exit link (Clictune): an intermediate page may show for a few seconds before the official website. Direct link to the website, no intermediate page

Download from the official source

Link to the official download page, ad-supported (Clictune): an intermediate page may show for a few seconds. Direct link to the download

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by Flathub, Winget (Windows Package Manager)
License: AGPL-3.0 — Open source (copyleft)confirmed by Flathub, Winget (Windows Package Manager)
Open source: Yes
Commercial use: Yesconfirmed by Flathub, Winget (Windows Package Manager), Official plan pages (pricing, licence, terms)
Account required: Noconfirmed by Winget (Windows Package Manager)
Excerpt from orcaslicer.com, read on 6 November 2026
ve orcaslicer is licensed under agpl-3.0 and developed in the open by softfever and hundreds of contributors. no account, no telemetry, no lock-in — the code is the proof. view on github join the discord license agpl-3.0 platforms windows / macos / linux github stars — forks — source orcas Open the page
Credit card required: Noconfirmed by Flathub, Winget (Windows Package Manager)
Watermark: not documented
Ads: not documented
Platforms: Windows, macOS and LinuxEstablished by Linux: Flathub, Unspecified source · macOS: Homebrew, Unspecified source · Windows: Unspecified source, Winget
Publisher: SoftFever
Latest version: 2.4.2 (26 July 2026)
Latest activity: 7 November 2026
Source code: github.com/OrcaSlicer/OrcaSlicer

At a glance

OrcaSlicer is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (AGPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No account needed
Commercial use allowed

About

OrcaSlicer is a powerful, free and open-source 3D printer slicer with cutting-edge features for FDM printing. It supports a wide range of printers from manufacturers including Bambu Lab, Prusa, Voron, Creality, and many more. Key features include advanced calibration tools, adaptive layer heights, tree supports, multi-material support, and an intuitive interface for both beginners and experts. OrcaSlicer also provides built-in network printing capabilities for compatible printers.

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Unspecified source (platforms) — 9 November 2026
Facts collected from Homebrew (platforms) — 9 November 2026
Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) — 8 November 2026
Facts collected from Winget (Windows Package Manager) (credit card, account, source code, publisher, licence, free status, platforms, commercial use, version) — 7 November 2026
Facts collected from Official plan pages (pricing, licence, terms) (commercial use) — 6 November 2026
Last technical check: 5 November 2026
Description from Flathub — AppStream (Flathub)

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