1. jQuery Tubeplayer
This implements the Youtube Player API in a better way.
2. Phlipper fancy photoset
View Flickr Photostream in fancy way!
4. jQuery Realtime Related Tweets Bar
Add a real-time tweets bar related to your posts from your twitter timeline or anyone else and limit it by a google geocode coordinates.
Play and control audio files in your webpage, this plugin supports more devices using HTML5.
This plugin will embed a google maps in your website using Google Maps v3.
7. jQuery Embed Links
This replaces links into media. But the media should be supported by oembed.com. This includes Youtube, Vmeo and Flickr.
This is a great plugin wherein you’ll have fullscreen background in your website and always maintain its aspect ratio even if it’s resized.