script.aculo.us - web 2.0 javascript

The Web is changing. The 30-year-old terminal-like technology it was originally is gradually giving way to new ways of doing things. The power of AJAX allows for rich user interaction without the trouble that has bugged traditional web applications. Building upon the wonderful Prototype JavaScript library, script.aculo.us provides you with some great additional ingredients to mix in.

prototype.jsをベースにしたJavaScriptライブラリ。
エフェクトが簡単に実装可能。
先日紹介したsymfonyもこれを使っているっぽいですね。

はてな.11月11日の技術勉強会で詳しく紹介されています。