Subreddits starting with S

Saab owners and fans.

Buffalo Sabres fans.

Sacramento: local discussion.

Stay-at-home parents.

Sailing: boats, trips, and technique.

Fans of Sailor Moon.

New Orleans Saints fans.

The Saints Row games.

Sales careers and techniques.

Salt Lake City: local discussion.

Post surveys and take part in others' research.

Samsung phones and devices.

San Antonio: local discussion.

San Diego: local discussion.

Neil Gaiman's Sandman.

San Francisco: news, events, and local discussion.

San Jose, California: local discussion.

San Jose Sharks fans.

Santa Barbara: news, events, and local discussion.

Santa Cruz, California: local discussion.

Saskatchewan: news, events, and local discussion.

Saskatoon: news, events, and local discussion.

Growing carnivorous plants.

Savannah, Georgia: local news and discussion.

Playing the saxophone.

The Scala programming language.

Identify and avoid scams.

The Scheme language.

Schnauzer owners and fans.

Discuss scientific research and discoveries across disciplines.

Science fiction books, films, and TV.

Images from science.

For science teachers.

Discuss science fiction across books, film, television, and other media.

Scooters and scooter riding.

Scotch whisky: reviews and discussion.

Scotland: news and discussion.

Scott Pilgrim comics and film.

The SCP Foundation collaborative fiction project.

Screen printing: techniques and setups.

Screenwriting: craft, feedback, and careers.

Share useful scripts.

Discussion of the sitcom Scrubs.

Scuba diving: trips, gear, and certification.

Seattle Seahawks fans.

Seattle: news, events, and local discussion.

The virtual world Second Life.

Reddit gift exchanges.

Secular Buddhism and meditation practice.

In-depth analysis of stocks and investments.

Discussion of the sitcom Seinfeld.

Self-help: advice and personal growth.

Becoming a better version of yourself.

Self-publishing your books.

Living self-sufficiently.

Search engine optimisation.

Serbia: news and discussion.

Photos of servers, racks, and data centres.

Sewing projects and help.

A science fiction book club.

San Francisco Giants fans.

The Shadowrun tabletop RPG and games.

Shakespeare's plays, poems, and performances.

Discussion of the TV series Shameless.

Shanghai: local discussion.

Microsoft SharePoint help.

Sharks: facts, photos, and conservation.

Shaving techniques, razors, and products.

The BBC series Sherlock.

Shiba Inu owners and fans.

Fans of Attack on Titan.

Shiny Pokémon hunting.

Photos and stories of shipwrecks.

Shipwrecks: history and photos.

Bad car modifications.

Bad computer setups.

Joke engineering questions and answers.

Photos of food that looks bad but tastes good.

Crowdfunding campaigns that probably shouldn't exist.

Reaction GIFs that aren't quite right.

Shoegaze music: bands, albums, and recommendations.

Travelling on a tight budget.

Short films worth watching.

Short films worth watching.

Very short horror stories.

Short stories: reading and writing.

Ask whether a game is worth buying.

Photos of people enjoying a beer in the shower.

Small observations that make you think.

Products so cool you want them now.

Siberian husky owners and fans.

The Silent Hill series.

Collecting and stacking silver.

The SimCity games: city builds, tips, and discussion.

Beginner iOS development.

Living simply with less.

Sim racing: rigs, games, and leagues.

Singapore: news and discussion.

Singing: technique, lessons, and practice.

The technological singularity and the future of AI.

Stories told in six words.

Ska music: bands, albums, and recommendations.

Skateboarding: tricks, videos, and gear.

Photos of great skateboarding spots.

Scientific scepticism.

Sketch comedy: shows, clips, and writing.

Daily sketching prompts.

SketchUp 3D modelling help.

Skiing: resorts, gear, and technique.

Skincare routines and advice.

The fighting game Skullgirls.

Skydiving: jumps, gear, and training.

Photos of skies, clouds, and sunsets.

The Elder Scrolls V: Skyrim.

Mods for Skyrim: recommendations and help.

Screenshots of Skyrim's landscapes.

Very easy recipes for lazy days.

Slacklining: technique and setups.

Sleep problems, tips, and research.

Sleep paralysis experiences.

San Luis Obispo, California.

Sloths: photos and facts.

Slow cooker recipes.

Speech-language pathology.

Sludge metal: artists, albums, and recommendations.

Running a small business.

Super Smash Bros.: news and discussion.

The MOBA game Smite.

Swap snacks with people in other countries.

Snakes as pets and in the wild.

Buy and sell sneakers.

Sneakers: releases and collections.

The Super Nintendo: games, collecting, and memories.

Saturday Night Live.

Snowboarding: gear, resorts, and riding.

Fans of Girls' Generation.

Hiking in Southern California.

Football (soccer) news, matches, and discussion.

Support for people living with social anxiety.

Social democratic politics.

Social engineering and manipulation tactics.

Socialist politics and theory.

Social media marketing.

Social science research and discussion.

Improving social skills.

Social work: practice and careers.

Sociology discussion.

Soft drinks and soda reviews.

Software recommendations and discussion.

Discussion about software development.

Screenshots of software failing in funny ways.

Solar power for homes and projects.

Help with SolidWorks CAD.

Talk about planning, exploring, and traveling on your own.

Share things you made yourself.

Songwriting help and feedback.

The Sonic the Hedgehog games.

Discussion of the series Sons of Anarchy.

Oklahoma Sooners fans.

Sins of a Solar Empire.

Fans of the anime and manga Soul Eater.

Seattle Sounders fans.

Film, TV, and game soundtracks.

Sous vide cooking: recipes, times, and equipment.

South Africa: news and discussion.

South Carolina: news and discussion.

Fans of the animated series South Park.

Explore astronomy, space exploration, and the universe beyond Earth.

Space exploration missions, history, and news.

Spaceflight news and missions.

Ambient space music.

Photos of space, from telescopes and space missions.

SpaceX launches and news.

Spain: news and discussion.

Learn Spanish: grammar questions, practice, and resources.

The TV series Spartacus.

Speculative and sci-fi art.

Speedrunning: records, routes, and runners.

Spicy food and hot sauces.

Spider-Man in comics, film, and games.

Spider-Man in comics, films, and games.

Spiders: photos and identification.

Spirituality and spiritual practice.

Spokane, Washington.

Fans of SpongeBob SquarePants.

Sports news and discussion.

Spotify: playlists, features, and help.

Springfield, Missouri: local discussion.

SQL help and discussion.

Microsoft SQL Server help and discussion.

Pro wrestling discussion.

Games from Square Enix.

Squirrels: photos and videos.

The S.T.A.L.K.E.R. games.

Stand-up comedy: clips, specials, and comedians.

Stand-up comedy clips and comedians.

Stand-up comedy jokes as images.

For students at Stanford University.

The films of Stanley Kubrick.

The game Starbound: builds and mods.

Star Citizen: news and discussion.

StarCraft: news, strategy, and esports.

Strategy for StarCraft players.

Discussion of the Stargate franchise.

Star Trek: shows, films, and discussion.

Starting and growing startups.

Star Wars films, shows, and lore.

Statistics: methods, questions, and discussion.

The Steam store and platform.

Trade Steam games and keys with other players.

Give away and win Steam games.

Steampunk art, fashion, and culture.

Pittsburgh Steelers fans.

Stencil art and techniques.

Stencil templates to download and share.

Stephen King's books.

St. Louis: news, events, and local discussion.

St. Louis Blues fans.

Star Trek Online: news, builds, and discussion.

Stockholm: news, events, and local discussion.

Stock market news and discussion.

Stock market discussion.

Stoic philosophy and how to practise it.

Stoner metal and doom: bands and releases.

Stoner rock music: artists, albums, and recommendations.

Support for quitting alcohol.

Support for stopping self-harm.

Support for quitting smoking.

Storm chasing: photos and stories.

Brandon Sanderson's Stormlight Archive.

St. Petersburg, Florida.

Australian humour and memes.

Street art and murals from around the world.

Photos of street art and murals.

Streetwear fashion: brands, fits, and drops.

Strength training programmes and technique.

News and discussion of world politics.

Competitive Pokémon.

Subaru owners and fans.

The Sublime Text editor.

Drama and arguments from around Reddit.

A different subreddit featured each day.

Get help choosing a laptop.

Find book recommendations that match your interests and mood.

Discussion of the TV series Suits.

League of Legends coaching.

Finland: discussion (in Finnish).

Superman in comics and films.

Supermoto motorcycles and riding.

The TV series Supernatural.

The Supreme streetwear brand: drops and discussion.

Microsoft Surface devices.

Surfing: waves, boards, and technique.

Survival skills, gear, and preparedness.

Survival horror games.

Survival skills and preparedness.

The reality show Survivor.

Sushi: making it and where to eat it.

Sustainability and sustainable living.

Sweden: news and discussion.

Swimming technique and training.

Swing dancing: Lindy hop and more.

Electro swing and swing house.

The long-running Reddit "switcheroo" link chain.

Switzerland: news, events, and local discussion.

Fans of Sword Art Online.

Swords and swordsmithing.

Star Wars: The Old Republic.

Sydney, Australia: local discussion.

Symphonic metal: bands, albums, and recommendations.

Synaesthesia experiences.

Synthesizers: gear, sounds, and patches.

Syracuse, New York: local discussion.

For system administrators.