I’ve really been meaning to make the switch over from YUI 2.x to 3.x, and I do believe the YUI 3 Gallery has made up my mind. The Gallery is a repository of YUI 3 modules that aren’t addressed by the core library. Also, all modules are released under the same BSD license as the YUI Library.
Even though the Gallery is fairly new, the amount of modules is already pretty impressive. Some that I’m very excited to play with are:
This looks very cool, and if you’re using YUI3 go now.