Eagle PCB Library for ESP-12
Please note though the library file is named as esp-12e, but it is for esp-12. The ESP-12E version will be published soon.
Somehow I couldn’t find a proper a library on the internet. I found only one but that had wrong pin spacing.
Download the esp-12e eagle library here
For more details on ESP-8266 visit this link
ESP8266 Hello World ESP-8266 AT Commands GPS Tracker using NEO 6M and ESP-12