jquip : Smaller, Lighter, Faster, more modular jQuery - include only the parts you want! Don't use it, Don't include it.
cssQuery() : cssQuery() is a powerful cross-browser JavaScript function that enables querying of a DOM document using CSS selectors. All CSS1 and CSS2 selectors ar...
ProseMirror : In-browser structured text editing component. A toolkit for building rich-text editors on the web.
DOMAssistant : The modular lightweight JavaScript library, with CSS selectors, event handling, AJAX and complete Unicode support
xui.js : A super micro tiny DOM library for authoring HTML5 mobile web applications.
Sammy is a tiny javascript framework built on top of jQuery, It's RESTful Evented Javascript.