These are the the 10 awesome themes featured on wordpress which are available free..!!!

1. jQ – A very clean WordPress Theme with two columns, four widget areas and theme options. It features a jQuery dropdown menu, a jQuery font resizer and a jQuery-optimized post index. Theme options include movable sidebar, custom colours, a choice between page or category navigation and several style schemes.

2. Constructor – Wordpress Constructor Theme, it’s many-in-one theme (six layouts, configured colors, fonts and slideshow, widget ready). Build your own theme on settings page. For Wordpress version 2.7+ (include 2.8)

3. Atahualpa – Version 3.4.4 – Build your own unique, professional and browser-safe WordPress Theme: 1-5 columns, fluid or fixed width, rotating header images and 2 dozen option pages. Support and tutorials at our forum.

4. LightWord – Simply clever theme with two columns, right-sidebar, fixed-width, widget-ready and threaded comments. Compatible with Wordpress 2.8, valid XHTML & CSS. Stay updated!

5. monochrome – This theme supports widget, threaded-comments, theme-options,and translation is ready. Also including page-navigation and multi level dropdown menu.You can see live demo including more information here http://www.mono-lab.net/demo1/

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1. WordPress.com Stats – You can have simple, concise stats with no additional load on your server by plugging into WordPress.com’s stat system.

2. WP Super Cache – A very fast caching engine for WordPress that produces static html files.

3. PollDaddy Polls – Create and manage PollDaddy polls from within WordPress.

4. IntenseDebate Comments – IntenseDebate comments enhance and encourage conversation on your blog. Build your reader community, increase your comments, & boost pageviews.

5. Wickett Twitter Widget – Display tweets from a Twitter account in the sidebar of your blog. As seen on WordPress.com.

6. Get Recent Comments – Display the most recent comments or trackbacks with your own formatting in the sidebar.