Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.
techinc/espbb12e
ESP8266 ESP-12{E,F,} breakout board
techinc/espbb
ESP-12 / ESP-07 (v2) / ESP-08 (v2) breakout board
techinc/mechpad
mechanical keypad