csgrs, a small fast multithreaded CAD library in Rust: https://github.com/timschmidt/csgrs
Alumina, a highly integrated CNC stack with a WASM/WebGL user interface, which resides entirely within the 8Mb flash of the ESP32: https://github.com/timschmidt/alumina-interface
egui-rad-builder, a GUI Rapid Application Development tool for the egui toolkit: https://github.com/timschmidt/egui-rad-builder