ESPer is a DIY ESP32 breakout board which can be easily made at home using commonly available components, because the PCB is one-sided. It is also breadboardable, portable and powered through a 3.3V power supply.
This repository is for storing the files related to ESPer Development board. For more info regarding this board, visit:
DIY ESP32 Development Board - ESPer
You can also check out its testing video on YouTube: ESPer Blink Test