jQuery Upload File
jQuery Upload File plugin provides Multiple file uploads with progress bar. Works with any server-side platform (Google App Engine, PHP, Python, Ruby on Rails, Java, etc.) that supports standard HTML form file uploads.
→ https://github.com/hayageek/jquery-upload-file
Flowtype.js
Ideally, the most legible typography contains between 45 and 75 characters per line. This is difficult to accomplish for all screen widths with only CSS media-queries. FlowType.JS eases this difficulty by changing the font size based on a specific element’s width.
→ http://simplefocus.com/flowtype/
Annyang
Annyang is a JavaScript library for adding voice commands to your site, using speech recognition.
→ https://github.com/TalAter/annyang
ContentShare
ContentShare is a jQuery plugin which lets you share the exact content on a page which you actually want to share. It enables you to share selected text on your social network rather the default text specified in the <meta> tags. By default, it supports Facebook and Twitter but you can add more networks easily.
→ http://plugins.compzets.com/contentshare/
jQuery URLive
jQuery URLive lets you easily create a live preview of any url base on its Open Graph properties and other details, similar to Facebook’s post attachment.
It doesn’t only work on a <textarea> or <input> it also works on <a> tag and any element with a URL on its content.
→ https://github.com/markserbol/urlive
Slidebars
Slidebars is a jQuery plugin for quickly and easily implementing app-style revealing, overlaying, push menus and sidebars onto your website.
→ https://github.com/adchsm/Slidebars
CollagePlus
CollagePlus will arrange your images to fit exactly within a container. You can define the padding between images, give the images css borders and define a target row height.
→ http://ed-lea.github.io/jquery-collagePlus/
ifvisible.js
ifvisible.js is a crossbrowser & lightweight way to check if user is looking at the page or interacting with it. A really interesting plugin. Check out the demo to see how powerful it is.
→ http://serkanyersen.github.io/ifvisible.js/
Resumable.js
Resumable.js is a JavaScript library providing multiple simultaneous, stable and resumable uploads via the HTML5 File API.
→ http://www.resumablejs.com/
Circliful
Circliful is a jQuery plugin for showing circle statistics. Based on HTML5 canvas, it do not use any images.
→ https://github.com/pguso/jquery-plugin-circliful
Source: Cats Who Code