It would be very cool to have the ability to sort the "awards" tab by both date earned or rarity. The site already checks rarity because the rarest achievements are displayed on the profile, so I believe this is a possibility.
This is the tab I am talking about: https://www.exophase.com/user/NoahG59/awards/
This is the tab I am talking about: https://www.exophase.com/user/NoahG59/awards/