Issues

• SKRAT - proximity switch wiring

  Rat-OS/RatOS#237 · Filter by author keiem opened on Sep 23, 2026

• RatOS v2.1.1 released

  announcement
  Rat-OS/RatOS#235 · Filter by author tg73 opened on Jul 11, 2026

• Attention Octopus Pro H723 V1.1 and EBB42 Gen 2 Users!

  announcementcritical
  Rat-OS/RatOS#234 · Filter by author tg73 opened on Jul 3, 2026

• change board in prusa mk3s

  bug
  Rat-OS/RatOS#233 · Filter by author shiryu55 opened on May 28, 2026

• Machine Acceleration Overwritten by Macros

  bug
  Rat-OS/RatOS#228 · Filter by author FreeWilly2022 opened on May 15, 2026

• Use "GPIO Pins Set on Bootloader Entry" to avoid noisey fan startup

  Rat-OS/RatOS#227 · Filter by author Hawkinzw opened on May 12, 2026

• On IDEX setup, START_PRINT will always heat T0 to print temperature even if it's not used

  bug
  Rat-OS/RatOS#226 · Filter by author rms497 opened on May 8, 2026

• Make heat soaking location more configurable

  Rat-OS/RatOS#224 · Filter by author rms497 opened on May 8, 2026

• Freshly configured RatOS V2.1.0 final has a pin inversion syntax error

  bug
  Rat-OS/RatOS#223 · Filter by author jera-sea opened on Apr 11, 2026

• Inconsistency in LDO Orbitool O2: Firmware serial vs RatOS.cfg

  bug
  Rat-OS/RatOS#222 · Filter by author jgm3d opened on Mar 7, 2026

• Console warning on Beacon Scan Compensation has broken link

  bug
  Rat-OS/RatOS#221 · Filter by author gerchowl opened on Mar 5, 2026

• Octopus Pro H723V1.1 RatOS 2.1 RC4 VAOC LED Wrong Pin

  bug
  Rat-OS/RatOS#219 · Filter by author Cobramk81 opened on Feb 24, 2026

• 2026-02-01-RatOS-2.1.0-RC4-raspberry-rpi32.img installed on sd from imager to rpi 4b. not booting up, red led on and green flashing.

  bug
  Rat-OS/RatOS#218 · Filter by author lesbac opened on Feb 18, 2026
  1

• RC4 Mainboard Endstop not working on Octo Pro 723 v1.1

  bug
  Rat-OS/RatOS#217 · Filter by author ifookoo opened on Feb 18, 2026

• Ratrig Vcore 3.1 500 - missing LED and Orbiter Smart sensor

  bug
  Rat-OS/RatOS#216 · Filter by author Obolobolobo opened on Feb 16, 2026
  1

• CB1 RC4 - fails CPU governor check

  bug
  Rat-OS/RatOS#215 · Filter by author MayorBug opened on Feb 3, 2026

• Existing command 'TEST_RESONANCES' not found in RatOS override

  bug
  Rat-OS/RatOS#212 · Filter by author Jufri28 opened on Jan 28, 2026

• Stepper motor naming

  Rat-OS/RatOS#211 · Filter by author mapap2 opened on Jan 26, 2026

• _USER_START_PRINT_BEFORE_HEATING_BED

  Rat-OS/RatOS#210 · Filter by author TheNavy opened on Dec 28, 2025
  1

• SAVE_Z_OFFSET results in different behaviours

  bug
  Rat-OS/RatOS#209 · Filter by author gerchowl opened on Dec 7, 2025

• Support for nitehawk-36

  Rat-OS/RatOS#207 · Filter by author Kowy54 opened on Nov 6, 2025
  1

• Obico Installation

  bug
  Rat-OS/RatOS#206 · Filter by author Northernboy opened on Oct 25, 2025
  2

• Enforce Z-Tilt before bed mesh.

  Rat-OS/RatOS#205 · Filter by author FastBikeGear opened on Jul 14, 2025
  7

• IDEX END_PRINT variable_end_print_motors_off

  Rat-OS/RatOS#204 · Filter by author Hannes83 opened on Jul 14, 2025

• Out of Bounds With IDEX and Squaring Macro

  bug
  Rat-OS/RatOS#203 · Filter by author heedaf opened on Jul 7, 2025