Due to high demand from our growing community, Mender.io includes the Raspberry Pi 3 as a reference device for its OTA updater for Mender 1.3 and all future versions! Mender.io is the open source project to deploy over-the-air (OTA) software updates for connected Linux devices. You can read about it here on our blog post:
https://mender.io/blog/mender-1-3-beta-raspberry-pi-3
You can also read more about Mender here:
https://mender.io/what-is-mender