What is mongoose os

  • Mongoose os is a small RTOS developed by Cesanta, Ireland. Its support many small powerful  mcu like ESP8266, ESP32 and CC2530.
  • Mongoose OS is a open source embedded operating system for low-power connected microcontrollers.


  • Code in C or JavaScript;
  • security features like crypto chip support, filesystem encryption, etc;
  • built-in AWS IoT, Google IoT integration;
  • Embedded JavaScript engine – mJS;
  • available for ESP8266, ESP32, TI CC3200, STM32.

Mongoose OS benefits:

  • Quick proof of concepts / prototypes;
  • Shorter time to market at optimal cost;
  • Secure, trusted and verified by leading companies;
  • Reliable infrastructure for commercial products.


Required for development

if you wanna develop your project using mongoose os , you wanna need some hardware and software.

  • Your mcu (Ex : ESP8266) -> hardware
  • mos tool -> for mongoose os development software tool like web based UI.


Useful Reference