2 layers33 × 19.5 mm

Qspi pmod adapter
algofoogle/tt07-raybox-zero
TT07 resub of tt04-raybox-zero "3D" VGA ray caster demo (like Wolf3D)
12 parts4Apache-2.0
KiCad boards from 2 GitHub repositories tagged “tiny-tapeout”, the most starred first; open any of them in PCBKit.

algofoogle/tt07-raybox-zero
TT07 resub of tt04-raybox-zero "3D" VGA ray caster demo (like Wolf3D)

b-etz/tt08-morse-keyer
CW iambic keyer with WPM control, radio passthrough, and 7-segment display output