mbed OS is an open-source embedded operating system designed for the "things" in the Internet of Things (IoT). mbed OS includes the features you need to develop a connected product using an ARM Cortex-M microcontroller.
We run continuous integration on all of our branches and pull requests to verify the stability of mbed OS. The following are the Travis CI indicators for mbed OS.
- Master branch [](https://travis-ci.org/ARMmbed/mbed-os)
- Latest release [](https://travis-ci.org/ARMmbed/mbed-os/branches)
You need [mbed CLI](https://github.com/ARMmbed/mbed-cli) to build mbed OS. For more details, read the [mbed OS Handbook](https://docs.mbed.com/docs/mbed-os-handbook/en/latest/).