I think @opichals is actually running it on an ESP32, however the code should work if you add an ESP8266 to the Pixl, maybe something like http://www.espruino.com/arduino-esp8266
@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.
I think @opichals is actually running it on an ESP32, however the code should work if you add an ESP8266 to the Pixl, maybe something like http://www.espruino.com/arduino-esp8266