Emulator link: https://www.espruino.com/ide/?gist=3e68240e07f2b65e107a07c579fc25f7&emulator&upload
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Emulator link: https://www.espruino.com/ide/?gist=3e68240e07f2b65e107a07c579fc25f7&emulator&upload