It’s an open-source single-board computer. It can run Android 4.4, Ubuntu, Debian, as well as the banana pi Image. It uses the AllWinner H3 SoC, and has 1GB DDR3 SDRAM. It also has a Mali-400 gGPU that can run acellerated OpenGLES.
One of the Linux distrobutions available is armbian, a linux for ARM development boards.
These instructions are for the armbian Debian Jessie release (5.05). And OpenCPN 4.2.0 in Apr 2016.
Updated to include armbian Debian Jessie release (5.14). And OpenCPN 4.4.0 in Jun 2016.
To install from a debian package please see:
https://github.com/svkatielee/OpenCPN-repo
To compile your own version please see the developer manual:
Developer Manual
KB7KMO Projects: OpenCPN on Orange Pi an Allwinner H3 Arm SBC