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.
Post Comment Validation plugin helps you to set validation in default wordpress comment box amd email on same page insted of sending users to default …
CTI is a WordPress plugin which show current template name file and post information(post id, post type, post taxonomy).
SM Recent Post is a wordpress widget plugin to display Recent Posts in site sidebar.
WP gallery metabox is a wordpress plugin that allow you to add gallery metabox in post or any custom post type.