Wasmino = WASM + Arduino (Running Arduino code in browser)
Wasmino Running the "Fade" example Wasmino is an Arduino core fully compatible with the Arduino IDE. It allows you to compile your Arduino sketch to WebAssembly and run it in a browser, all using the Arduino IDE. Showcase This is the off-the-shelf "Fade" example in the Arduino IDE.
https://blog.yifangu.com/2020/12/30/wasmino-wasm-arduino-running-arduino-code-in-browser/