Avogadro libraries provide 3D rendering, visualization, and analysis
ESP8266/ESP32 and WS2812B LED Matrix based PixelArt display
Productive, portable, and performant GPU programming in Python
Enables use of SANE scanners from Windows, with or without TWAIN
Interactive 3D Layout Viewer for GDSII
vsd2svg converts Visio VSD files into SVG