Emerging Javascript technologies

• UIZE :(pronounced "you eyes") is a powerful, open source, object oriented JavaScript framework - supporting widgets, AJAX, DOM, templates, and more.
  


• Script.aculo.us provides you with
  easy-to-use, cross-browser user
  interface JavaScript libraries to make
  your web sites and web applications fly


• Prototype JavaScript framework: Easy Ajax and DOM manipulation
  Provides class-style Object Oriented and AJAX, freely distributable under the terms of an MIT-style license.


• Magic Zoom™ is a JavaScript zoom tool. It's the best way to display images by zooming by mouseover..