This is a true masterpiece :P
Scripting used to be a secret thing on ReaScript/JSFX forum, which has a lots of lost treasure known only by the veterans, but with ReaPack, we aim to make script/effects/resources sharing easier than ever, so that any one can enjoy them freely !
If you want to Understand a bit more the idea behind ReaPack, take a look at this article :
ReaPack: Download, Manage and Update ReaScripts/JSFX Easily with this new REAPER Extension / ExtremRaym
Cheers, and thanks to everyone that will support our free community work on these projects (ReaPack, and the resources creation associated to it) !