Dagre
Directed graph renderer for javascript
Maker.js
📐⚙ Library for creating 2D vector drawings for CNC and laser cutter machines.
Chartist Js
Simple responsive charts
Go Js
All GoJS samples, extensions, and documentation
Js Barcode
Barcode generation library that works in both the browser and on Node.js http://lindell.me/JsBarcode
W Paint
jQuery Paint Plugin
J Query.black and White
Clientside grayscale images on any browser
Mapmap.js
A data-driven API for interactive thematic maps
Liquidfun
2D physics engine for games
Ocanvas
JavaScript library for object-based canvas drawing.
Fabric.js
Javascript Canvas Library, SVG-to-Canvas (and canvas-to-SVG) Parser
P5.js
A JS client-side library for creating graphic and interactive experiences, based on the core principles of Processing. http://twitter.com/p5xjs —
Noisy
A jQuery plugin that adds random noise to the background of a given element.
Img to Ascii
A JavaScript implementation of a image to Ascii code
Breathing Halftone
Images go whoa with lots of floaty dots
Comic.js
Cartoon style drawing for HTML5 Canvas & Raphael.js & D3.js & SVG.js
Drawingboard.js
A canvas based drawing app that you can integrate easily on your website.