Isometric
JSIso - An HTML5 Canvas Tile Engine
Hide Seek
A simple, mobile-friendly, yet customizable quick/live search jQuery plugin.
Draggable.js
Make your DOM elements draggable easily
Baguette Box.js
Simple and easy to use lightbox script written in pure JavaScript
Backbone Relational
Get and set relations (one-to-one, one-to-many, many-to-one) for Backbone models
Backbone Nested
A plugin to make Backbone.js keep track of nested attributes.
Avgrund
Avgrund is a jQuery plugin with new modal concept for popups
Ani X
Super easy and lightweight css animation library
Jquery Waypoints
Waypoints is a small jQuery plugin that makes it easy to execute a function whenever you scroll to an element.
Upfile
Makes file inputs a pleasure to use with progressive enhancement.
Theory
Abstraction layer for cross platform JavaScript.
Mapmap.js
A data-driven API for interactive thematic maps
Kimbo.js
An ECMAScript 5 only-compatible JavaScript library.
Comic.js
Cartoon style drawing for HTML5 Canvas & Raphael.js & D3.js & SVG.js
jQuery.lazy
A lightweight, fast, feature-rich, powerful and highly configurable delayed content, image and background lazy loading plugin for jQuery & Zepto.
Klass
a utility for creating expressive classes in JavaScript
Bind.js
bind.js - simple two way data binding to HTML and callbacks