Lua version of the led-buildstatus-nodemcu-arduino project. The script will poll a http server and drive a ws2812 based ledstrip according to the received data.
The NodeMCU-firmware can be build on https://nodemcu-build.com. Make sure to add the 'http' and 'ws2812' modules.
The file main.lua can be uploaded to the device with the tool called ESP8266 Lua Loader. This tool can be downloaded on http://benlo.com/esp8266/index.html#LuaLoader.