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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.
@DrAzzy
I know at various times, there has been a way to drive WS281x's from ESP8266 on Espruino, I think via a specific hackjob... Yah, here:
http://www.espruino.com/Reference#l_ESP8266_neopixelWrite
But - you will probably need to level shift the signal up to 5v.