jQuery QR Code
qrcode generation standalone (doesn't depend on external services)
Go Js
All GoJS samples, extensions, and documentation
Vintage JS
vintageJS - add a retro/vintage effect to images using the HTML5 canvas element
Mapmap.js
A data-driven API for interactive thematic maps
Snap.svg
The JavaScript library for modern SVG graphics.
Im.js
Image Match - Project to allow compare different images pixel by pixel with good performance
Cropper
A simple jQuery image cropping plugin.
Jcrop
Jcrop (official) - Image Cropping Plugin for jQuery
Soc.js
An easier way to create social icons
Scene Graph.js
HTML5 Canvas and Animation Framework
Ocanvas
JavaScript library for object-based canvas drawing.
Focal Point
A small set of CSS classnames to help keep images cropped on the focal point for responsive designs. Using only HTML/CSS, web authors can specify an image's focal point, which stays as the image's primary focus, while the image's available width changes on responsive webpages. Crop and re-size images depending on available width and let CSS to do all of the work, and without any JavaScript.
Raphael
JavaScript Vector Library
Easel JS
The Easel Javascript library provides a full, hierarchical display list, a core interaction model, and helper classes to make working with the HTML5 Canvas element much easier.
Svg.js
A lightweight library for manipulating and animating SVG
W Paint
jQuery Paint Plugin
Drawingboard.js
A canvas based drawing app that you can integrate easily on your website.