Pico3D: Open World 3D Game Engine for the PicoSystem (RP2040 Microcontroller)
Neat, I love these tiny rendering projects!<p>The original Nintendo DS also had two ARM cores (33MHz and 66MHz IIRC). People made some amazing things, including a Portal clone:<p><a href="https://www.gamebrew.org/wiki/Aperture_Science_DS" rel="nofollow">https://www.gamebrew.org/wiki/Aperture_Science_DS</a>