Setting - TheAmadeus25/CounterStrike-GlobalOffensive-Ambilight-System GitHub Wiki

It's necessary for our project. Just open in 1.8.8, Data → Setting (or similar)

At Additional Board we are add following source for ESP8266-XX:

http://arduino.esp8266.com/stable/package_esp8266com_index.json

Personal, I prefer those Settings, too.