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On the recordRead 7 Oct 202615 facts
Marlin
Plans and prices
Marlin Firmware
Free
GPLv3 licensed · free for all applications
Read 7 Oct 2026 · marlinfw.org
On the record
- Build tools
- The site recommends PlatformIO with Auto Build Marlin for building and uploading firmware, and says many targets can also be built with Arduino IDE.marlinfw.org · read 7 Oct 2026
- Configuration
- Marlin is configured for the target machine and board, and installation options vary by board, features, and firmware version.marlinfw.org · read 7 Oct 2026
- Hardware
- Marlin supports microcontrollers from 8-bit Atmel AVR boards to 32-bit ARM boards.marlinfw.org · read 7 Oct 2026
- Host integrations
- The documentation lists OctoPrint, Pronterface, Repetier Host, and Cura as host software options.marlinfw.org · read 7 Oct 2026
- License
- Marlin is licensed under GPLv3 and is free for all applications.marlinfw.org · read 7 Oct 2026
- Machine control
- Marlin runs as a self-contained application on a printer’s mainboard and coordinates heaters, steppers, sensors, lights, displays, and buttons.marlinfw.org · read 7 Oct 2026
- Maker
- The site says Marlin is owned and maintained by the maker community.marlinfw.org · read 7 Oct 2026
- Motion features
- Highlighted features include input shaping, linear advance, fixed-time motion, and automatic bed leveling.marlinfw.org · read 7 Oct 2026
- Other machines
- Marlin can also drive CNC machines and laser engravers.marlinfw.org · read 7 Oct 2026
- Product
- Marlin is open source firmware for the RepRap family of 3D printers.marlinfw.org · read 7 Oct 2026
- Safety features
- The site lists thermal protection, power-loss recovery, and filament-runout handling among Marlin’s safety features.marlinfw.org · read 7 Oct 2026
- Security controls
- When PASSWORD_FEATURE is enabled, Marlin supports locking the machine with a numeric passcode.marlinfw.org · read 7 Oct 2026
- Standalone operation
- Marlin can run standalone, and the site says a host such as OctoPrint can be connected for remote monitoring.marlinfw.org · read 7 Oct 2026
- Support
- The project lists its Discord community as a place for realtime help from users and developers.marlinfw.org · read 7 Oct 2026
