Have recently completed my arduino ambilight project and using on my 24" monitor
I am using arduino uno and WS2812B led strip.
I have uploaded the arduino code, application along with all the instructions on my blog

http://www.dothediy.com/2015/08/arduino-ambilight.html

circuit is very simple

 

You need to host the code and whatnot locally, perhaps as a .zip file. If this requirement is not met I will move this thread to the Projects Forum. This post will be removed when the Completed Projects forum requirements are met.

How to post a project to the collection