Generate the CSS for a tooltip arrow with the help of javascript
Artisan JS a javascript Canvas Library
Advanced Javascript ColorPicker
Fancy checkboxes and radio buttons with CSS jQuery
JSL (JavaScript Loader)
CSS3-Powered Presentation Framework : Impress.js
Adapt.js – Adaptive CSS
Keyboard JS – Library for binding to keys or key combos
Javascript mark & share utility : MASHA
Javascript media Veiwer : Shadowbox.js
Colors: JavaScript Color Library
JSZip: Create .zip files with JavaScript
JavaScript currency converter : Money.js
cssQuery()
Javascript CanvasLoader Creator
Use Reveal.js to Create CSS 3D Slideshow
JavaScript Preloader for HTML5 Apps : PxLoader
JavaScript PDF Reader : pdf.js
Javascript Turn HTML Tables Into Advanced Editable Components : EditableGrid
Javascript Driven HTML5 Video Player: Dplayer
Javascript thumbnail and media viewer : Highslide JS
Open Source Javascript Charting Library – gRaphael
Use CSS4 parent selector right now with cssParentSelector.js
JavaScript library to zip and unzip files : Zip.js
Clipping JPEGs Freely With JavaScript : polyClip.js
Dracula : JavaScript Graph Library
Adaptive Images with php and javascript
List.js – Add search, sort and flexibility to plain HTML lists with jQuery
Add automatic area highlighting to image Maps with javascript : Mapper.js
Timeplot : Web Widget for Plotting Time Series Graph
Simile Widgets : JavaScript Interactive Timeline
Kalendae : A framework agnostic javascript date picker
EpicEditor : An embeddable JavaScript markdown editor
Leaflet : JavaScript library for mobile-friendly interactive maps
sigma.js : A lightweight JavaScript graph drawing library with Demo
CamanJS : Image Manipulation in Javascript with example
Dragdealer JS : JavaScript 2D drag and Tap Plugin with Demo
TinyBox2 : JavaScript Modal Windows with Demo
MathJax : JavaScript Display engine for Mathematics with Demo
Drag and Drop table content with JavaScript
RGraph: HTML5 Javascript charts library
Fixie.js : Automatically adds filler content to HTML documents
firstImpression.js: A micro-library for detecting new visitors
Cubism.js : Time Series Visualization Chart
Sprite3D.js : JavaScript library for manipulating CSS 3D transforms
simpleCart(js) – Javascript Shopping Cart
Build Desktop Apps using HTML, CSS and JS: AppJS
Pixastic: JavaScript Image Processing Library
Respond.js : Fast CSS3 Media Queries for Internet Explorer 6-8
screenfull.js : JavaScript Fullscreen API
SelectNav.js :Responsive Drop-Down menu in JavaScript
AliceJS : A Independent CSS Engine for high-end visual effects
Google Places API – practice
Seahorse : JavaScript library of Form validation
JavaScript Mindmap
dygraphs JavaScript Visualization Library
zoom.js : JS API for Zooming in on Specific Points
D3.js : Data-Driven Documents
EaselJS : JavaScript Library to makes work with HTML5 Canvas element easy
CSS 3D Image Gallery with JavaScript
Pull Off Awesome Scroll Effects With Stroll.js
Flickrshow : Simple Javascript slideshow for Flickr
cssFx : Inserts vendor prefixes for CSS3 properties
Mousetrap : Keyboard shortcuts in Javascript
Creating a Slider Control with the HTML5 Range Input and JavaScript
BetweenJS API : JS tweening engine
sizeit.js : A javascript helper for responsive web design
Downloadify : Download text files without server interaction with js library
Bookflip : JavaScript Page Turn effects
EpicEditor : An embeddable JavaScript Markdown editor
Gauge.js : 100% native and cool looking animated JavaScript gauge