- Dry Spell
- Drynn
- Dschiheads
- Dual Visions
- Dual World
- Dubbelgangster
- Due destini nelle tenebre
- Due Diligence
- Duel d'influence
- Duel of Flames: Strife
- Duel on Syrtis
- Duemila leghe sotto l'America
- Duin Kapittel
- Dukes of Harem Anthology
- Dulce Base
- Dulcet
- Dumbwaiter
- Dune: House Atreides
- Dune: House Corrino
- Dune: House Harkonnen
- Dune: Legends, Heroes, Schools
- Dune: Red Plague
- Dune: The Battle of Corrin
- Dune: The Duke of Caladan
- Dune: The Gateway Collection
- Dune: The Lady of Caladan
- Dune: The Machine Crusade
- Duneflyer
- Dunes of Fire
- Dunewarrior
- Dungeon Crawlers: Sapphire's Prelude
- Dungeons & Dragons 1
- Dungeons and Dayjobs
- Dunia Yang Hancur
- Dunkelwelt 2.0
- Dunking Tralfamadore
- Dunkle Welten - Chronik der Sternenkrieger #14
- Dunkler Orbit
- Dunsel
- Duos Nox
- Duplex Tempus
- Duplicate
- Duplicate Minds
- Duplicate Traces: The Prime Trace Series, Book Three
- Duplication Corporation: nouvelle de science-fiction
- Duplikat
- Dura lex
- Durance
- Durarara!! SH, Vol. 1 (light novel)
- Durarara!! SH, Vol. 2 (light novel)
- Durarara!! SH, Vol. 3 (light novel)
- Durarara!!, Vol. 1 (light novel)
- Durarara!!, Vol. 10 (light novel)
- Durarara!!, Vol. 11 (light novel)
- Durarara!!, Vol. 12 (light novel)
- Durarara!!, Vol. 13 (light novel)
- Durarara!!, Vol. 2 (light novel)
- Durarara!!, Vol. 3 (light novel)
- Durarara!!, Vol. 4 (light novel)
- Durarara!!, Vol. 5 (light novel)
- Durarara!!, Vol. 6 (light novel)
- Durarara!!, Vol. 7 (light novel)
- Durarara!!, Vol. 8 (light novel)
- Durarara!!, Vol. 9 (light novel)
- Duration of Stay
- Durch Musik bestimmt
- Durga System Boxed Set One: Starfall - Negative Return - Deviant Flux
- Duskfall
- Dust
- Dust Bunny: Book 3, The Rust Bucket Universe Series
- Dust in Darkness - A Collection of Short Stories from Horror and GrimDark Sci-fi Author
- Dust of Kansas
- Dust Storm
- Dust to Smoke
- Dustborn: A Dystopian Science Fiction Story
- Dustfall
- Dusty Zebra
- Dutchman's Curse
- Duty Bound
- Duty Log
- DVC: Dimensional Vanguard Corps
- Dwa mutanty
- Dwarg in the Seventh Dimension : The Aggie Kellor Experience
- Dwarves in Space
- Dwell
- Dwellers in Darkness: The Golden Amazon Saga, Book Fourteen
- Dwellers in the Mirage
- DWELLERS IN THE MIRAGE: Sci-Fi Classic
- Dwellers of the Deep
- Dwerghart
- Dying in the Past
- Dying Inside
- Dying of the Light
- Dylan's Prize
- Dyllys
- Dynasty
- Dysfictional
- Dystance 3: Edge of Deceit
- DYSTOPIA Boxed Set
- Dystopian Detective - The Ancient Girl
- Dystopian Detective - The Tourist
- Dystopian Med Volume 1
- Dystopian Med Volume 2
- Dystopian Med Volume 3
- Dystopian Med Volume 4
- Dystopian Med Volume 5
- Dystopian Psych Volume 1
- Dystopian Psych Volume 2
- Dystopian Psych Volume 3
- Dystopolis
- Dyynin messias
- Dziedzictwo piorunów
- Dziedzictwo przodków
- Dzienniki gwiazdowe
- Dzień Weterana
- Dämmerung
- Dämonengott: Die Abenteuer des Thor Garson - Erster Roman
- Décomposition
- Déconnecté
- Défricheurs d’imaginaire
- Déjà Doomed
- Déjà Vu To The Nth
- Désastre
- Désolation
- Détournement quantique
- Détournés
- Dévorés
- Dúranaki Chronicles, Volume 1
- Dühöngő fúriák