Personal experiments. Hardware firmware, embedded runtimes, things that run on devices you hold.
RR
riddle-rm2
rust · reMarkable 2
Write on a reMarkable 2 and have the AI answer on the page, in handwriting. Diary, math, sketch, and notes modes. Sessions become PDFs in the stock library.
C
crosspoint
firmware · esp32 · c++
Open-source e-reader firmware for the Xteink X4/X3. Community-built, fully hackable. EPUB rendering, wireless workflows, custom fonts, 22 UI languages.