Motion Captcha

MotionCAPTCHA is a jQuery CAPTCHA plugin, based on the HTML5 Canvas Harmony procedural drawing tool by Mr Doob and the $1 Unistroke Gesture Regonizer algorithm (and the more recent Protractor algorithm improvement), requiring users to sketch the shape they see in the canvas in order to submit a form.
Smart Validate
Smart Validate is a jQuery credit card validation plugin, that makes credit card format validation a simple task. It ensures that user has entered valid credit card number before making actual transaction. Smart Validate supports the following credit cards.

Password Validation
This plugin extends the jQuery validation plugin, providing two components:
- A function that rates passwords for factors like mixed upper/lower case, mix of characters (digits, special characters), length and similarity to a username (optional).
- A custom method for the validation plugin that uses the rating function to display a password strength meter, requiring the field to have a “good” rating. The text displayed can be localized.

Cuepoint JS
Cuepoint.js is an open source plugin for adding subtitles to your HTML5 video.

Gmap3

jFontSize
The jFontSize plugin was developed to facilitate the process of creating the famous buttons A+ and A-, which alter the font size on sites with very large texts, such as blogs, journals, tutorials, etc.
This tool is also used to increase the accessibility of sites, helping people who have visual problems to see better content

Flex Slider

FlexSlider is an awesome, fully responsive jQuery slider plugin. It has simple, semantic markup, slide and fade animations, and is supported in all major browsers so you won’t have any compatibility issues. Flexslider is built for beginners and pros alike.
Overscroll

Overscroll is a jQuery plug-in that mimics the iphone/ipad scrolling experience in a browser. The plug-in adds a draggable drift to overflowed DOM elements as well as a set of fading 'thumbs'. OverScroll runs best on Safari 5+, Chrome 5+, and Firefox 3+ but should run just fine on most modern browsers.
