Repository Issues

MarlinFirmware/Marlin

Marlin is an optimized firmware for RepRap 3D printers based on the Arduino platform. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

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Stars
 (16,011 stars)
Forks
 (19,123 forks)
Indexed issues
 (9 indexed issues)
open beginner issues
 (9 open beginner issues)
Latest indexed
Aug 14, 2026
Last GitHub push
Jun 25, 2024
License
GNU General Public License v3.0
Contributing guide
Contributing guide
Code of conduct
Code of conduct
Dominant language
C++
PR merge metrics
 (Avg merge 31d 6h) (16 merged PRs in 30d)
Beginner labels
help wantedgood first issue

Issues

9 open indexed issues

Open
[FR] Runtime adjustable machine travel limits
F: CalibrationT: Feature Requestgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

MarlinFirmware / Marlin · #25582 · Mar 27, 2023 · C++ · 16,011 stars

21 comments2 reactions0 assignees
Open
[FR] button multiplexing
C: User InterfaceT: Feature Requestgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

MarlinFirmware / Marlin · #22726 · Sep 7, 2021 · C++ · 16,011 stars

6 comments2 reactions0 assignees
Open
[FR] Filament Change for DGUS / DWIN
C: LCD & ControllersT: Feature Requesthelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

MarlinFirmware / Marlin · #18713 · Jul 19, 2020 · C++ · 16,011 stars

2 comments0 reactions0 assignees
Open
[FR] TMC5161 stepper driver support
F: TrinamicT: Feature Requesthelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

MarlinFirmware / Marlin · #16365 · Dec 28, 2019 · C++ · 16,011 stars

84 comments1 reaction0 assignees
Open
[FR] Dual zone heated bed support
C: TemperaturesT: Feature Requestgood first issuehelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

MarlinFirmware / Marlin · #4112 · Jun 21, 2016 · C++ · 16,011 stars

26 comments1 reaction0 assignees