Open-source Linux replacement for Lian Li L-Connect 3 - control UNI FAN fan speed and ARGB (per-LED + effects) over USB HID. Pure Go, no dependencies, verified on SL-Infinity.
Independent USB protocol reference for the Lian Li UNI HUB SL V2 (0CF2:A105) and UNI FAN SL V2 fans: HID reports, fan duty and RPM, lighting effects, per-LED colour, merged effects, motherboard sync, and the vendor’s timing from a USBPcap capture of L-Connect 3. Every fact is tagged with its source. CC BY 4.0.
Linux fan and RGB control for the Lian Li UNI HUB AL V2 and Strimer Plus, ASUS Aura motherboard RGB and Super I/O fan headers: curves, themes, tray app. An open-source L-Connect alternative. Not affiliated with Lian Li or ASUS.
Windows RGB bridge and Control Center that maps Gigabyte Control Center lighting states to Lian Li L-Connect 3, with merged, per-group and split-zone effects.
USB protocol reference for the Lian Li Universal Screen 8.8" LCD (1CBE:A088) and its LED ring (0416:8050): the DES-encrypted command header, JPEG/PNG frames, H.264 playback decoded on the panel, the Windows monitor-mode switch, the offline clock and LED frames. Built from USB captures, vendor metadata, firmware analysis and bench tests. CC BY 4.0.
Why L-Connect 3 leaks memory with Lian Li LCD fans, and a script that fixes it (L-Connect 3 2.1.29)
One Windows app for Lian Li UNI FAN TL (speed, RGB, LCD screens) and Galahad II AIO — plus Corsair DDR5 RGB. No L-Connect, no iCUE, no vendor software.
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