2016

chroma.js

Vibrant.js - Extract prominent colors from an image.
2015

Waveform.js
2014

Random color generator for JavaScript - randomColor.js
by 2 others
Packery

Toxiclibs.js - Open-Source Library for Computational Design
by 1 other
javascript - canvas clearrect, with alpha - Stack Overflow

javascript - Replace a specific color by another in an image/sprite in a HTML5 canvas - Stack Overflow

Chromium Blog: Chrome 34: Responsive Images and Unprefixed Web Audio

TypedArray.org | JavaScript for interactive developers

Teoria.js - Music Theory in JavaScript
(via)
Badass JavaScript
by 3 others2013

jquery.adaptive-backgrounds.js • A jQuery plugin for extracting dominant colors from images and applying it to its parent
by 3 others
Fast Image Filters with WebGL - PhobosLab

glfx.js

Maxime Montegnies - Maxime Montegnies Folio
by 1 other
Pixastic: JavaScript Image Processing Library
by 4 others, 1 comment
FlowType.JS — Responsive web typography at its finest: font-size and line-height based on element width.
by 3 others
360° MP3 player UI demo (SoundManager 2): Javascript + Canvas Visualization
