Rapportive is a free plugin for Firefox, Safari, Mailplane (a standalone Gmail application for Mac), and Chrome to replace you gmail sidebar with rich contact profiles. Rapportive shows you everything about your contacts right inside your inbox.

You can immediately see what people look like, where they’re based, and what they do. You can establish rapport by mentioning shared interests. You can grow your network by connecting on LinkedIn, Twitter, Facebook and more. And you can record thoughts for later by leaving notes.

CJ Flashy Slide show is a free jQuery plugin that creates a photo slide show with flash like transition effects.

Flash Slide show is easily customizable and you can configure it to change:

• Timings
• Sizing
• Transparency
• Shapes

Unlike most Flash solutions you do not need to create an external XML file or embed your images within a hard-to-change Flash project.

Website: http://www.cjboco.com/projects…

Coin Slider is a beautiful jQuery image slider with awesome transition effects. Coin Slider is flexible in it’s configuration, lightweight (8kb only), build with valid markup and can be easily customized using CSS to create your very own image gallery & slider.

The awesome square transition effects of this free jQuery image slider stands it out and the effect can have multiple variations like random transition order & swirl or rain effect.

This jQuery image slider plugin works with all major browsers & released under MIT license.

Checkout this awesome plugin to experiment your own gallery.

bMap is a free jQuery plugin that allows you to quickly and easily add mapping (Google maps) to your website. It can handle lots of markers, multiple layers, and custom marker icons.

A Free jQuery plugin to create animated horizontal accordion using an unordered list. This free plugin provides some simple options to customize its look and behavior.

LiveFilter is a very lightweight jQuery plugin that filters an ordered or unordered list / tables and display the results that matches the supplied string.

There are two versions available for LiveFilter:

1- Development Version -This version should be used in a development environment or if you would like to study or modify LiveFilter.

2- Production Version – This version is compressed and should be used in a production environment.

MailBrowser is a Free Browser Extension for Gmail that helps you easily manage your contacts and attachments. It works as a convenient sidebar in the browser. You can enable and disable the sidebar with the click of a button to reclaim space.

Quicksand is a free jQuery plugin to filter items with a beautiful shuffle animation. Quicksand works by comparing two collections of items and replacing them. It’s that simple.

jQuery GPS is a Free jQuery plugin for people that want to add Google maps to their website, but don’t want their website to be bogged down with features they don’t need.

jQuery.sheet is a Free jQuery plugin that gives possibility to give your web application a spreadsheet style like Microsoft Excel.