A fan-created, fan-run, nonprofit, noncommercial archive for transformative fanworks, like fanfiction, fanart, fan videos, and podfic
more than 77,020 fandoms | 10,090,000 users | 16,850,000 works
The Archive of Our Own is a project of the Organization for Transformative Works.
With an AO3 account, you can:
- Share your own fanworks
- Get notified when your favorite works, series, or users update
- Participate in challenges
- Keep track of works you've visited and works you want to check out later
You can join by getting an invitation from our automated invite queue. All fans and fanworks are welcome!
News All News
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February 15 is almost here, and it’s time to get ready for the 12th annual International Fanworks Day (IFD)! This year’s theme is Alternate Universes (AUs), and in honor of #IFD2026, the OTW has quite a few activities planned to celebrate with all of you. Check out the list below to find out how you can get involved!
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What do the country of Portugal, the city of Seoul, and the Archive of Our Own (AO3) have in common? They are all home to more than 10 million people! That's right: AO3 has surpassed 10 million registered users this month! We at the Organisation for Transformative Works (OTW) are delighted to share this incredible milestone with you.
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2025 was a busy year for AO3! The site continued to see rising traffic, with Communications publishing an update on AO3 statistics from 2020-2025. In December, Support received 3,589 tickets, totaling to over 40,000 tickets received in 2025, an all-time high. Meanwhile, Policy & Abuse (PAC) received 6,357 tickets in December, totaling approximately 47,500 tickets in 2025. Check out PAC's pie chart for more details.