Viewerjs
JavaScript image viewer.
Cropper
A simple jQuery image cropping plugin.
Html2canvas
Screenshots with JavaScript
Nivo Slider
The Most Awesome jQuery Image Slider
Gif.js
JavaScript GIF encoding library
Riloadr
Riloadr - A cross-browser framework-independent responsive images loader written in Javascript.
Fotorama
A simple, stunning, powerful jQuery gallery. Licensed under the MIT.
Elastislide
Elastislide is a responsive image carousel that will adapt fluidly in a layout. It is a jQuery plugin that can be laid out horizontally or vertically with a pre-defined minimum number of shown images
Img to Ascii
A JavaScript implementation of a image to Ascii code
Breathing Halftone
Images go whoa with lots of floaty dots
Unveil
A very lightweight jQuery plugin to lazy load images
Imager.js
Responsive images while we wait for srcset to finish cooking
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.
Kinetic Js
KineticJS is an HTML5 Canvas JavaScript library that extends the 2D context by enabling canvas interactivity for desktop and mobile applications.
Baguette Box.js
Simple and easy to use lightbox script written in pure JavaScript
Microfiche.js
A carousel library made With Associates, focusing on performance, simplicity and touch.
Paper.js
The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @juerglehni & @jonathanpuckey