For his example image, [CNLohr] has a few WS2812 RGB LEDs connected to the ESP8266 WiFi module. Uploading the image turns the LEDs into something controllable with UDP packets on port 7777.

Since then there have been an explosion of awesome projects utilizing the low-cost serial to WiFi module that is the ESP8266. This week’s Hacklet is all about some of the great ESP8266 projects ...