Simon John on Twitter: "Pleased with the #ESP8266 ESP12 breakout boards I made, manufactured by #JLCPCB, designed using #EasyEDA. Also proved that the ESP12-S can run with no external components, just hook
My first PCB desing - ESP-01 super low power temp and humidity : r/esp8266
Guide: ESP8266 RGB Lamp Circuit and PCB [EasyEDA] - YouTube