nodemcu-firmware, на сайте с January 28, 2024 00:36
A Lua based firmware for ESP8266 WiFi SOC NodeMCU is an open source Lua based firmware for the ESP8266 WiFi SOC from Espressif and uses an on-module flash-based SPIFFS file system. NodeMCU is implemented in C and is layered on the Espressif NON-OS SDK.