ARM has a new embedded OS called mbed, for use with the IoT. Beta was announced today:
IBM is partnering with ARM on mbed:
https://www-03.ibm.com/press/us/en/pressrelease/47579.wss
http://www.ibm.com/IoT
See this link for the various Github URLs to the source:
http://www.mbed.com/en/development/getting-started/get-code/
https://github.com/ARMmbed
More Info:
http://www.mbed.com/
http://community.arm.com/groups/internet-of-things/blog/2015/09/08/mbed-os-beta-is-here
http://community.arm.com/groups/internet-of-things/blog/tags#/?tags=mbed
(FYI, mbed.org, which is often used in the press release URLs, merely redirects to mbed.com.)
I haven’t looked at the code or the license yet. I have no idea about what firmware and boot technologies it uses… 😦
Firmware Security 