Some Wordpress plugins are often updated, which is good think. Plugins that are updated are 100% compatible with last Wordpress version and they also are the most secure possible. A plugin that has not been updated for a long time might not work with last Wordpress version and might create a security breach for you website.
Allows you to specify the title of the comments form of a post. You can do this per-post or set a global value.
Get Post adds a tag that allows you to retrieve and display the latest post identified by a specific set of parameters.
Full screen background image for your blog or site. Very simple and small. Uses jQuery and CSS.
Facebook tell the image to be placed when someone click on the button like me.
Quickly adds the Twitter follow button. Can be easily implemented into your page, post or theme template
Add the new Google +1 button to your WordPress site. Also available as a shortcode.