CSSgallery.info

Javascript resources for rounded corners

Corner.js

ShadedBorder - JavaScript Round Corners with Drop Shadow

Anti-aliased Rounded corners with JQuery

 jQuery Corner Demo - more effects, not only rounded

CurvyCorners

Building Rounded Corners With CSS and JavaScript  - more like a tutorial

Rounded corners MochiKit

Rounded corners -  editsite.net

Let us know if you know other resources.