r/worldbuilding↗
Worldbuilding - Explore Every Impossibility
For artists, writers, gamemasters, musicians, programmers, philosophers and scientists alike! The creation of new worlds and new universes has long been a key element of speculative fiction, from the fantasy works of Tolkien and Le Guin, to the science-fiction universes of Delany and Asimov, to the tabletop realm of Gygax and Barker, and beyond. This subreddit is about sharing your worlds, discovering the creations of others, and discussing the many aspects of creating new universes.
1.9M subscribers3,146 posts / mo in Sep 2026 (incl. <1% by known bots)2,070 authors / mosince 2009
r/worldbuilding has 1.9M members (+5.7% over the last 12 months). It gets about 3,146 posts a month from 2,070 people. Top topics: Worldbuilding, Fantasy Races and Worldbuilding Projects.
When to post on r/worldbuilding
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How r/worldbuilding has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/worldbuilding
Top topics
Share of the subreddit's posts
- Worldbuilding1.4%
- Fantasy Races1.3%
- Worldbuilding Projects1.1%
- Worldbuilding Campaign Settings1.0%
- Religion_and_Gods0.9%
Brands people mention
Most-mentioned brands and sites, last 12 months
- A Collection of Unmitigated Pedantry
- Atomic Rockets
- itch
- Substack
- Miraheze
Everything else about r/worldbuilding
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research