justjs.org

Do you know what contributes to slow page loading?  First of all it is the total size of all your scripts, css, and wireframe (html).  After that the number or connections that you make to the server to load the data.  There is 1 connection for each script, 1 for each css file, 1 for [...]

Google is now hosting the following javascript libraries with more to come. jQuery jQuery UI prototype script_aculo_us MooTools dojo