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Alternatives to r/Fantasy

A short, curated guide — not an automatic related dump. Figures come from SubMouse's safe-for-work directory when we have them.

r/Fantasy (about 4M members, directory rank #240) is a large forum for speculative fiction with a strong fantasy core. Science fiction, original world creation and horror entertainment each fit better when fantasy books/media are not the point.

How to choose

Stay on Fantasy for fantasy and related speculative reading. Use scifi for science-fiction focus, worldbuilding for inventing settings, and horror for horror entertainment.

Starting point: r/Fantasy

r/Fantasy — Reddit Fantasy

Members: 4M
Directory rank: #240
7-day growth: +1.6K

r/Fantasy is the internet's largest discussion forum for the greater Speculative Fiction genre. Fans of fantasy, science fiction, horror, alt history, and more can all find a home with us. We welcome respectful dialogue related to speculative fiction in literature, games, film, …

Curated alternatives

r/scifi

scifi

Members: 4.5M
Directory rank: #205

When to choose it: Science fiction rather than fantasy-led speculative fiction.

Why it is here: Public description: Science Fiction, or Speculative Fiction if you prefer. Fantasy too. Asimov, Bradbury, Clarke, Dick, Heinlein and other SF books. SF movies and TV shows. Fantasy stuff like Tolkien (about 4.5M members, rank #205). Listed as related.

How it differs from r/Fantasy: SF focus versus fantasy-led community.

r/worldbuilding

Worldbuilding - Explore Every Impossibility

Members: 1.9M
Directory rank: #571

When to choose it: Inventing worlds, maps and cultures.

Why it is here: Public description: 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 speculativ (about 1.9M members, rank #571). Listed as related.

How it differs from r/Fantasy: Creation workshop versus fantasy fandom discussion.

r/horror

All Things Horror: From Movies & TV to Books & Games

Members: 3.6M
Directory rank: #281

When to choose it: Horror entertainment rather than fantasy adventure.

Why it is here: Public description: R/HORROR, known as Dreadit by our subscribers is the premier horror entertainment community on Reddit. For more than a decade /R/HORROR has been reddit.com's gateway to all things (about 3.6M members, rank #281). Listed among related speculative neighbourhood names.

How it differs from r/Fantasy: Horror remit versus fantasy remit.

Need a longer list?

Run the automatic finder for r/Fantasy (results are matched from our directory; that page is not indexed): Find related to r/Fantasy.

Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-02 UTC); 7-day growth measured from 2026-10-26. Posts/day and culture claims appear only when we have them — missing fields stay n/a. Directory rank is listing order. Communities outside the published Top 100 open in the info tool instead of a full community page. Guide updated 2026-11-07.

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r/writing alternatives — Prompt-driven fiction practice beyond craft discussion.
r/Python alternatives — Python learning and general programming Q&A beyond the language hub.
r/anime alternatives — Relatable screenshots and fan art rooms beyond the main anime hub.
r/Android alternatives — iPhone and general gadget rooms around Android news and tips.
r/changemyview alternatives — Hot takes versus willingness-to-revise debate rooms.
r/MechanicalKeyboards alternatives — Full desk setups beyond keyboard hobby news.
r/soccer alternatives — League rooms, world tournament talk and football news beyond the main soccer hub.
r/nfl alternatives — Fantasy leagues, college football, memes and multi-sport news beyond NFL talk.
r/HomeImprovement alternatives — Project showcases, smart-home setups, old houses and decorating beyond text-only repair Q&A.
r/investing alternatives — Ticker talk, personal budgeting, real-estate investing and active trading rooms beyond long-horizon investing.
r/Entrepreneur alternatives — Startup scaling, side income and small-business operations beyond broad entrepreneur networking.
r/houseplants alternatives — Outdoor gardens, indoor edible setups and plant IDs beyond houseplant care.
r/Coffee alternatives — Espresso gear and technique, or tea, when general coffee chat is the wrong room.
r/boardgames alternatives — Tabletop RPGs, miniature painting and chess when modern board-game news is not the goal.
r/fantasyfootball alternatives — Real NFL news and college football when fantasy lineups are not the question.
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r/buildapc alternatives — PC culture, part deals and hardware news beyond custom build advice.
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r/hockey alternatives — NHL-only news and multi-sport highlights beyond all-hockey discussion.
r/baseball alternatives — MLB-centred coverage and multi-sport news beyond all-levels baseball.
r/NintendoSwitch alternatives — Whole-Nintendo news, Zelda, Animal Crossing and 3DS rooms beyond Switch hardware talk.
r/AskHistorians alternatives — Open history discussion, history memes and science Q&A beyond strict AskHistorians answers.
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r/EatCheapAndHealthy alternatives — Food photos, budget-only meals, healthy plates and batch prep beyond cheap-and-healthy eating.
r/BuyItForLife alternatives — Spending less day to day when durability shopping is not the question.
r/femalefashionadvice alternatives — Men's fashion, budget women's style, streetwear and vintage looks beyond FFA.
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r/webdev alternatives — JavaScript-specific chat and general programming beyond web development.
r/PS5 alternatives — Broader PlayStation chat and PS4 hardware when PS5 news is too narrow.
r/sports alternatives — League homes for NFL, NBA, NHL, MLB and football when multi-sport highlights are too broad.
r/news alternatives — World-only coverage, feel-good headlines and absurd-but-true stories beyond the main news hub.
r/Games alternatives — Casual gaming chat and PC-specific news when quality gaming editorial is not the goal.
r/learnprogramming alternatives — General programming news, CS careers and language-specific learner help beyond any-language beginner Q&A.
r/drawing alternatives — Serious art discussion and absolute-beginner mark-making when general drawing chat is the wrong room.
r/dating_advice alternatives — Ongoing relationships, general dating culture and over-30 dating when short dating-situation advice is not enough.
r/suggestmeabook alternatives — In-depth book discussion and a sibling recommendation room beyond tailored “what next” asks.
r/AmItheAsshole alternatives — A looser interpersonal-conflict sibling when AITA’s stricter format is the wrong fit.
r/Jokes alternatives — Dad-joke format, general humor dumps and “explain this joke” rooms beyond straight joke posts.
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r/tipofmytongue alternatives — Identify a physical object when the forgotten thing is not a title, song or media reference.
r/YouShouldKnow alternatives — Actionable life tips when a “you should know” fact dump is not what you need.
r/javascript alternatives — Full-stack web development chat when the question is not JavaScript/TypeScript-specific.
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r/Bitcoin alternatives — Beginner Bitcoin Q&A and multi-coin crypto news when BTC-specific discussion is not enough.
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r/yoga alternatives — Stretching, meditation and mindfulness rooms when general yoga talk is not enough.
r/Meditation alternatives — Yoga, mindfulness and mobility rooms beyond meditation practice talk.
r/flexibility alternatives — Yoga practice and general fitness when stretching is only part of the goal.
r/vegan alternatives — Health-focused food sharing and nutrition science when ethics or lifestyle veganism is not the point.
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r/snowboarding alternatives — Skiing and general sports when standing sideways on snow is not the activity.
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r/sysadmin alternatives — Home lab projects when professional operations are not the context.