I continue to be a big fan of jQuery. I’ve recently came across several plugins, two books, and some great demos. jQuery is growing fast, getting better, and still has a enthusiastic community that’s ready to help. Here is my updated list for September 2009…
Plugins and Demos
jQuery Week Calendar
jQuery Monthly Calendar
If you’re looking to get into cross browser client side storage with HTML5, Gears, or flash this is a great jQuery plugin.
Simpla Admin, a jQuery-powered web based administration system