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.
Add Google Rich Snippets for reviews based on schema.org for a better WordPress SEO, customize search results with rating stars for more traffic and c …
Replace the Google CDN and Gravatar avatar links, speed up the site speed for WordPress users in China.
Allows specific users to preview and configure a theme without affecting the current theme of the site.
Easily add custom page templates without having to use ftp or keep track of changing themes.