This Administrator Module displays a list of 404 Errors in the back-end Control Panel, so the errors are clearly visible for Webmasters right after login.

The Social Media Share module displays social media icons that visitors can click to share a page with their own social network via social media.

The Site Last Modified Module displays the last site modification date, based on the article (create/modified) dates in your site. 

The db8 Latest Weblinks displays the latest added weblinks. The clicks on the weblinks are handled by Joomla's default weblink component and the hits are counted. 

The Kiva Team module displays Kiva Team data: Team description, Team members or Team Loans.