• Release Note (v2.3)
• Release Note (v2.2)
• Release Note (v2.1)
• Release Note (v2.0)
• Release Note (v1.1)
• Release Note (v1.0)

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• Official US West Coast: http://odroid.in/ubuntu_16.04lts
• Official US East Coast: http://east.us.odroid.in/ubuntu_16.04lts (Thanks to David Beauchamp @ ArchLinuxARM)
• Official EU Germany: http://de.eu.odroid.in/ubuntu_16.04lts
• Official Korea Mirror: http://dn.odroid.com/S905/Ubuntu