Canvg
Javascript SVG parser and renderer on Canvas
Sound Manager 2
A JavaScript Sound API supporting MP3, MPEG4 and HTML5 audio + (experimental) RTMP, providing reliable cross-browser/platform audio control in as little as 10 KB. BSD licensed.
Croppie
A Javascript Image Cropper
Big.js
A small, fast JavaScript library for arbitrary-precision decimal arithmetic.
Winjs
WinJS project by Microsoft Open Technologies
jQuery Lazyload
jQuery plugin for lazy loading images
Autosize
jQuery plugin for dynamic textarea sizing
Notie.js
A clean and simple notification plugin (alert/growl style) for javascript, with no dependencies.
Color
JavaScript color conversion and manipulation library
Egret Core
Egret is a brand new open mobile game and application engine which allows you to quickly build mobile games and apps on Android,iOS and Windows.
Benchmark.js
A benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, and returns statistically significant results. As used on jsPerf.com.
Tiny Color
Fast, small color manipulation and conversion for JavaScript
jQuery.terminal
jQuery Terminal Emulator - JavaScript library for creating web-based terminals with custom commands
Liquidfun
2D physics engine for games
jQuery Knob
Nice, downward compatible, touchable, jQuery dial
Sound JS
A Javascript library for working with Audio. Features a simple interface as the front end to multiple audio APIs via a plugin model. Currently supports HTML5 Audio & Flash.
Aleph.js
The Full-stack Framework in Deno.