Another more expensive module, maybe this would support Espruino http://2xod.com/articles/Arduino_Wifi_With_Hi_Flying_HF-LPT100_or_USR-WIFI232/
@mhoneywill 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.
Another more expensive module, maybe this would support Espruino http://2xod.com/articles/Arduino_Wifi_With_Hi_Flying_HF-LPT100_or_USR-WIFI232/