The official Patronus experience from J.K. Rowling is now available on Pottermore!

Pottermore: “Discover your patronus”
Pottermore Discover your patronus https://my.pottermore.com/patronus

One of the most famous magical elements in J.K. Rowling’s wizarding world, a Patronus is a pure, protective magical concentration of happiness and hope and continues to be an important feature in subsequent works set in this world. Highly anticipated by fans and with cryptic prompts written by J.K. Rowling, this interactive, animated experience takes the user on a journey and features Patronuses both familiar and magcial.

The Patronus experience is also accompanied by an original piece of writing by J.K. Rowling about the Patronus Charm, which has previously featured on Pottermore.com.