- Snap-A-Trap, Inc.
- Snapshots from a Black Hole & Other Oddities
- Snippets: A Year of Writing Dangerously
- Snouffer's Field
- Snow Blind
- Snow White Learns Witchcraft: Stories and Poems
- Snow White Lies
- Snow White, Blood Red
- Snow's Bear
- Snow, A Twisted Princess Short, #1
- Snowman's Chance in Hell
- Snowmen Having Fun 2015
- Snows of Darkover
- So Fey: Queer Fairy Fiction
- So This Is The End...Really?
- So weich das Herz
- So You’Re Still Having a Bad Day?
- So, We Meet Again
- Sobre as coisas
- Soccer Mom and Independence Day Gang Bang
- Socken, Götter, Katzen und Dämonen
- Socks
- Socks, Gods, Cats and Demons
- Socks, Gods, Cats and Demons - zweisprachige Ausgabe
- Soldiers of the Eye and Ear
- Soldiers One: Warriors of Misfortune
- Soldiers Two: Warriors of Courage
- Solitario Bolognese
- Solomon Sawyer - Neve rossa
- Solstice d'été, nouvelles fantastiques
- Sombre-Mort
- Some Day My Prince Will Come
- Some More, And Yet Still Even More Things I Could Get Out of My Mind
- Some of the Best from Tor.com: 2011 Edition
- Some of the Best from Tor.com: 2012 Edition
- Some of the Best from Tor.com: 2014
- Some of the Best from Tor.com: 2016
- Some of the Best from Tor.com: 2020 Edition
- Someone's Been Sleeping In My Bed
- Sometimes 2-1=0
- Somewhere Beneath Those Waves
- Somewhere Enchanted
- Somnolent Sojourns
- Somnum
- Son of the Sea
- Song of the World
- Songs for Dark Seasons
- Songs of the Dark
- Songs of the Satyrs
- Sonho Esventrado
- Sonho Inquieto
- Soniverse
- SonofaWitch!
- Sons of the Earth & Other Stories
- Sophia's Adventures
- Sophie and the Frog
- Sophy And The River
- Sorcerers!
- Sorcery & Spaceships: A Collection
- Sorcery & Subterfuge
- Sorcery and Kings
- Sorcières & Zombies
- Sorelle del Peccato e altre storie
- Sorority Wolf
- Sorrowlight
- Souffles
- Soul Goblet
- Soul Healer
- Soul Mates Kiss: Witching Call Part 1
- Soul Meld
- Soul of Diamond, Heart of Glass
- Soul Savers Boxset
- Soul to Reap
- Forged: Valkyrie Allegiance Books 1-3
- Soul-Spark
- Sous l'éternel ciel bleu
- South of Okeechobee
- Southeast Asian Fantasy Drabbles
- Southern Ghost Hunter Series 5th Anniversary Special Edition
- Souvenirs D'une Autre Vie
- Sovereign Blades: The Complete Trilogy
- Space Cocaine
- Space Magic
- Spade e sortilegi
- Spade sull'oceano
- Sparks Child
- Sparky the Baby Green Dragon
- Speaker
- Spear and Hammer
- Spear Mother: A Tale of the Fourth World
- Spear and Hammer
- Spear Mother: A Tale of the Fourth World
- Special Delivery: Answering The Call
- Special Delivery: EMT Service for the Super Powered
- Special Delivery: Larkwood Chronicles Prequel
- Specimen #882
- Spectacular Tales: A Science Fiction and Fantasy Collection
- Spectra Magazine - Issue 3
- Spectra Magazine - Issue 4
- Spectra Magazine - Issue 5
- Spectrum
- Spela för mig
- Spell Breaker
- Spell Crafting 501
- Spell of the Witch World
- Spell Slingers
- Spell Wars
- Spellbound: A Tale of Taloria
- Spellcloaked
- Spells & Stardust
- Spells Gone Awry: A Collected Uncollected Anthology
- Spells Gone Bad
- Spigolature
- Spike Dickus & Co
- Spine: A Collection of Twisted Tales
- Spirit Caller: The Complete Series
- Spirit Dance
- Spirit Fruit: Collected Speculative fiction
- Spirit Seeker
- Spiriti liberi
- Spirits in the Water
- Spirits of Suburbia
- Spitwrite Box Set: Books 2-4
- Spitwrite Volumes 1-3
- Splice
- Splinters of Truth
- Spoils of war
- Spokane
- Spontaneous
- Spoons (Reignited)
- Sport Royal and Other Stories
- Spring för ditt liv
- Spuk!
- Spying on Heaven