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.
LDB WP e-Commerce iDeal allows you to easily add the iDeal payment gateway to WP e-Commerce for several Dutch banks and iDeal integrations.
In some cases you want your wordpress users to login with their email address instead of the username. To do this, you can use a good plugin like  …
Simple widget that displays the recent posts with a short content preview. Control the length of the content preview and number of posts
Enables you to display the social media icons using direct twitter/facebook/buzz/digg api for every post
Automatically show excerpt view on each posts on your homepage and archive pages. It need no HTML editting, so do not worry and just activate it to se …
Any author (user can edit posts) can set its own default category on his profil page.
This is a very basic integration made by popular request: the only thing it does is smushes new images.
Enforces a maximum page width per post type in the WYSIWYG Visual editor so content will wrap according to the design of the front end.