ESP8266

Esp8266
https://web.archive.org/web/20170501201424/http://esp8266-re.foogod.com/wiki/ESP8266_Reverse_Engineering_Wiki used by https://github.com/SuperHouse/esp-open-rtos

video
https://github.com/jeanleflambeur/esp32_bridge_broadcast

https://github.com/jeanleflambeur/esp8266_bridge_broadcast

Links
Mqtt messenger

Burglar alarm

hackflight

Esp32 camera