Mongoose OS - an open source IoT Firmware Development Framework.
It is cross platform and supports:
- Variety of STMicroelectronics microcontrollers: STM32F4, STM32L4, STM32F7.
- Leading IoT Clouds: AWS IoT, Microsoft Azure IoT, IBM Watson IoT, Google IoT Core, Samsung Artik, etc.
Mongoose OS provides reliable OTA updates, built-in flash encryption and crypto chip support.