Setting Up Your Own Minecraft PE Server on Linux: https://www.youtube.com/watch?v=Iidh8QVQOOw

https://www.pocketmine.net/

GitHub PocketMine-MP: https://github.com/PocketMine/PocketMine-MP#wiki-linux

Minecraft and Minecraft Pocket Edition Servers on Ubuntu Linux: http://www.donaldsimpson.co.uk/2014/01/07/minecraft-servers-on-ubuntu-linux/