Custom for Bally game show pinball. Boards and wiring done by me! Some details at http://www.peterhofmann.biz/

To install wiring pi:
git clone git://git.drogon.net/wiringPi
cd wiringPi
sudo ./build

Includes Mongoose web server
https://github.com/cesanta/mongoose/

Includes rapidjson
https://github.com/miloyip/rapidjson

Includes a cross compilation script too!
http://hertaville.com/development-environment-raspberry-pi-cross-compiler.html

TODO:
GI