Circles is a very professional yet super-easy to use theme, here is some key features of Circles:
- 4 Main Layout Types
- Tons of Shortcodes with a lot of variations
- Fun, Super-Easy & Flexible to use
- Powerfully Responsive
- Many options for Shortcode Usage: Page Builder & Shortcodes Manager & Shortcode Lists Pack

With Modules Anywhere you can include a single module or complete module positions anywhere in your site, including within 3rd party components and even within other modules.

Improved AJAX Login & Register is a very elegant extension, it speeds up the Login, Logout and Registration procedures with AJAX technology. Facebook, Google, Twitter and Microsoft authentications are supported too.