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MarlinFirmware / Marlin

Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

Repository stars
17,645All-time #2,637
Fork
19,717
Last push
updated 3 days ago
Repository created
since 2011
Apps & systemsDesign & creationC++GPL-3.0 · Share derivative source
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About

Summarised by AI from the README; the original prevails

Author description: Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

Basic listing based on official public information; functionality has not been independently evaluated.

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Pricing
Pricing not verifiedCheck current official software, hosting, model and infrastructure pricing.
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Star trend

Includes values estimated from GitHub history
17,58717,61617,64510-0710-1210-1710-2210-2711-0111-05

First collected 2026-11-03Measured at 2026-11-03 08:27 UTCSourceLicense source

Compiled from public project information; not independently tested. · Repository stars, not unique users or individual-skill installs · License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited.