Actually maybe NOT off-topic - I just saw this thread http://forum.espruino.com/conversations/266886/?offset=125#comment12565066 I'll definitely give Espruino on ESP8266 a go when I start work on those small sensors.
@Moray 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.
Actually maybe NOT off-topic - I just saw this thread http://forum.espruino.com/conversations/266886/?offset=125#comment12565066 I'll definitely give Espruino on ESP8266 a go when I start work on those small sensors.