Maximum Power Point Tracking Solar Powered Computer

Links:

github
hackaday

Versions:

Version 1.0

Four PCB's, three stacked
Software:
On Raspberry Pi: Lighttp server, Html, PHP, Python

Version 1.1

Two stacked PCB's
Software:
On Raspberry Pi: Node.js

Version 2.0

single PCB
Software:
Espruino Javascript

Version 3.0

single PCB
Software:
On Raspberry Pi: Node.js