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Updated:Apr 23, 2026
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Reddit Communities and Subreddit Culture Formation (2005–2015)

Reddit Communities and Subreddit Culture Formation (2005–2015)

  1. Reddit launches as a social news site

    Labels: Reddit, Steve Huffman, Alexis Ohanian
  2. First known Reddit post is submitted

    Labels: Reddit, ChickenLittle
  3. Reddit adds commenting, enabling conversation threads

    Labels: Commenting, Threaded discussion
  4. Condé Nast acquires Reddit and relocates team

    Labels: Cond Nast, Reddit team
  5. Topic forums grow into recognizable sub-communities

    Labels: r science, r politics
  6. User-created subreddits enter beta

    Labels: Subreddits, User-created communities
  7. AskReddit launches as a large discussion hub

    Labels: r AskReddit
  8. Reddit open-sources most of its code

    Labels: Open source, Reddit codebase
  9. RedditGifts begins, expanding community beyond posts

    Labels: RedditGifts
  10. IAmA forms a home for “Ask Me Anything”

    Labels: r IAmA, AMA
  11. Third-party mobile clients grow around Reddit access

    Labels: Third-party apps, Alien Blue
  12. r/changemyview launches structured debate norms

    Labels: r changemyview
  13. Default subreddits are set and later adjusted

    Labels: Default subreddits
  14. Moderator blackout protests Victoria Taylor’s firing

    Labels: Moderator blackout, Victoria Taylor