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.
Responsive Facebook Page Widget - Responsive Facebook Page Plugin Widget shows your facebook page on your website.
Adds version compatibility info to the plugins page to inform the admin at a glance if a plugin is compatible with the current WP version.
Shortcodes for Gravity Forms adds a column in form list to display form shortcodes in backend.
Use Cloudflare's free geolocation service to restrict access to your site's login page.
Project Management Plugin for WordPress provides Users with an interface to create Projects, Task Lists, Tasks, Milestones, Messages and Files.
Embed Kite Connect trade buttons on your posts/pages, and allow visitors to execute trades with just a couple clicks.