Add it to a GitHub README or profile β the card updates as the ranking changes:
Custom firmware for Geiger counters/radiation meters (FS2011, Bosean FS-600, FS-1000, FS-5000, FNIRSI GC-01, FNIRSI GC-03, GQ GMC-800)
A 5-pixel variable font that captures the essence of 1980sβ90s digital minimalism.
An STM32 emulator of embedded firmware based on Renode