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.
Facebook LBPP adds the new facebook likebox to your website through widget and shortcode
New WordPress 3.6 or higher plugin which removes the website url field and comment form allowed tags which attract automated comment spam.
This plugin will automatic add lightbox in wordpress post/page without disturbance.
Adds Sina Weibo Like button on your site. A must-have plugin if your site visitors are mainly from China.
Makes the email field optional (not mandatory) on the registration page, profile page, add a new user page.
Cleanup Duplicate Meta gives you a tool to check for and delete duplicate Post and/or User Meta entries in the database tables.
Calculate dates ('next Sunday') and relative dates ('December 25th two years from now') in your posts and pages.
WP-DuoShuo-Gravatar | YunFast
Allows MailPoet users to easily unsubscribe or delete newsletter subscribers who have bounced, rejected, reported you for spam and more.
Transform your experience with sliders forever. A beautiful, true WYSIWYG interface designed to blend seamlessly with the WordPress core.