- Changing Sides
- Changing Skins
- Channel's Destiny
- ChannelCon '30
- Channeling Cleopatra
- Chansons de la cour de Beinan
- Chaos and Cosmos Sampler, Part 1
- Chaos and Cosmos Sampler, Part II
- Chaos and Order
- Chaos Reigning
- Chaos und Ordnung
- Chaos Vector
- Chaos Weaving
- Chaos Zone
- Chaotica
- Chapter XX1 Armageddon
- Character for Veracity
- Characters From the Flight of the Maita Science Fiction Series
- Charisma
- Charles Sheffield SF Gateway Omnibus
- Charlie
- Charlie, Odin and The Man in the Moon
- Charlie’s Tale:The Great Mystery
- Chartura
- Chase Fleet: Origins
- Chase of the Teal Tiger
- Chase The Gumtree Dog
- Chase's Play Date
- Chase: A Tomorrow Technologies Novella
- Chased Through Time
- Chasing 'Oumuamua
- Chasing a Lead
- Chasing Chango
- Chasing Chaos
- Chasing Dragons
- Chasing Emily: Pet Book 5
- Chasing Lady Midnight: A Superhero Cozy Mystery
- Chasing Magic
- Chasing Merlion
- Chasing Redemption
- Chasing Solace
- Chasing the Dark
- Chasing the Phoenix
- Chasing Tyranny (One Small Step out of the Garden of Eden,#2)
- Chasing Violet
- Chasms: Relapse
- Chasms: Remission
- Chasseurs et collectionneurs
- Checkmate
- CheerLeaders In The Mist
- Chema, el Catracho Migrante
- Chemical City
- Chemical Creatures
- Chemotroph
- Chenda and the Airship Brofman (a Steampunk Novel)
- Cherry Pie
- Cherry Pie: A Cyberpink Story
- Chess
- Chess Game: Omega Canyon and Beyond
- Chester il Pazzo
- Chester the MadMan
- Chevalier Alien et problèmes d’ours en peluche
- Chevalier alien rendez-vous désastreux
- Chevaliers errants
- Chew-9
- Chiamatemi Titano
- Chic to Freak
- Chicken Droppings
- Chicken Feet
- Chief Radvar
- Child Champs
- Child of Lightning
- Child of Mars
- Child of Nemesis
- Child of Spring
- Child of the Hive
- Child of the River
- Child of the Sun
- Child of Two Worlds
- Child of Venus
- Child of Words Issue 1
- Child of Words Issue 2
- Child of Words Issue 3
- Childhood Dreams (A Game of War, Part One)
- Childish Things
- Children of a Different Sky
- Children of a Doomed Sun
- Children of Arkadia
- Children of Chaos
- Children of Darkness
- Children of Flux and Anchor
- Children of Gods
- Children of Gods: The Last of the Age Vol.2
- Children of Jambheria: The Procestian War
- Children of Junk
- Children of Man
- Children of Mars
- Children of Orbis
- Children of Ptah. Third Manuscript of the Richards' Trust
- Children of the Ark
- Children of the Artificial Womb: A Cyberpunk Story
- Children of the Black Ship
- Children of the Chronotron
- Children of the Comet
- Children of the Dark Star
- Children of the Enaisi
- Children of the Fleet
- Children of the Folded Valley
- Children of the Gates
- Children of the Jedi: Star Wars
- Children of the Lens
- Children of the Mind
- Children Of The Mind
- Children of the Miracle
- Children of the Morning
- Children of the New World
- Children of the Plague
- Children of the Stainless Steel God
- Children of the Stainless Steel God 2: The Demon’s Eye
- Children of the Stainless Steel God 3: ProtoEsper
- Children of the Stone Gods
- Children of the Storm
- Children Of The Sun