The Harry Potter Prequel is an 800-word story written by J. K. Rowling, and was published online on June 11th, 2008. Set three years before the birth of Harry Potter, the story recounts an adventure had by Sirius Black and James Potter.
J.K. Rowling announced on May 28, 2008 that she was writing a prequel story for English PEN, the writers' association, and the Dyslexia Society. The story, handwritten on a card, would then be auctioned off alongside similar cards from other authors on June 11th, 2008, with the proceeds going to charity. A book of facsimiles was published in August 2008, allowing fans to own and read the story. As of 2009 the story is no longer officially available online.
The story was one of three Harry Potter writing projects undertaken by Rowling after the publication of the final book, along with The Tales of Beedle the Bard and a yet-to-be-published Harry Potter Encyclopedia project.