I've just (as of last Friday) started selling them on Tindie: https://www.tindie.com/products/gfwilliams/espruino-pico-esp8266-wifi-shim/
@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've just (as of last Friday) started selling them on Tindie: https://www.tindie.com/products/gfwilliams/espruino-pico-esp8266-wifi-shim/