1.AllVideos
You can use the plugin to easily embed videos hosted on popular services like YouTube, Metacafe, Vimeo (and many more) inside your Joomla! Additionally, it allows you to playback almost any video/audio filetype directly from your server or a remote server, giving you the competitive edge when it comes to rich media content.
2.CDN for Joomla!
CDN for Joomla! is an extension for Joomla! that allows for easy integration with a Content Delivery Network (CDN).
3.Context
Context allows you to manage contextual conditions and reactions for different portions of your site. You can think of each context as representing a "section" of your site. For each context, you can choose the conditions that trigger this context to be active and choose different aspects of Drupal that should react to this active context.
4.Media
The Media module provides an extensible framework for managing files and multimedia assets, regardless of whether they are hosted on your own site or a 3rd party site - it is commonly referred to as a 'file browser to the internet'.
5.Workbench
Workbench provides overall improvements for managing content that Drupal does not provide out of the box.