At the Mountains of Madness and Other Tales of Terror by H.P. LovecraftBlindsight by Peter WattsTales of the Cthulhu Mythos by Jim TurnerNecronomicon by H.P. LovecraftThe Shadow over Innsmouth by H.P. Lovecraft
Dark Science Fiction
175 books — 96 voters
Snuff by Eric EnckKilling for Culture by David KerekesSurvivor by J.F. GonzalezCloser by Dennis CooperFrenzy by Rex Miller
Books about snuff films
24 books — 16 voters

Venus in Furs by Leopold von Sacher-MasochJustine, or The Misfortunes of Virtue by Marquis de SadeHistoire d'O | Story of O by Pauline RéageLady Chatterley’s Lover by D.H. LawrenceStory of the Eye by Georges Bataille
Naughty Classics
121 books — 45 voters
Histoire d'O | Story of O by Pauline RéageLady Chatterley's Lover by D.H. LawrenceDelta of Venus by Anaïs NinLolita by Vladimir NabokovFanny Hill, or Memoirs of a Woman of Pleasure by John Cleland
Best Erotic Classics
34 books — 45 voters

The Girl With the Dragon Tattoo by Stieg LarssonA Story of Yesterday by Sergio CoboThe Shadow of the Wind by Carlos Ruiz ZafónThe Girl Who Played with Fire by Stieg LarssonAnd Then There Were None by Agatha Christie
Best Literary Mysteries
2,555 books — 4,616 voters
The Martian by Andy WeirRevelation Space by Alastair ReynoldsFoundation by Isaac AsimovDune by Frank HerbertRendezvous with Rama by Arthur C. Clarke
best hard science fiction
391 books — 717 voters

Lolita by Vladimir NabokovThe Canterbury Tales by Geoffrey ChaucerLady Chatterley's Lover by D.H. LawrenceHistoire d'O | Story of O by Pauline RéageFanny Hill, or Memoirs of a Woman of Pleasure by John Cleland
Literary Smut
145 books — 107 voters
Drum by Kyle OnstottMandingo by Kyle OnstottThe Mask of Fu-Manchu by Sax RohmerA Princess of Mars by Edgar Rice BurroughsRodent Mutation by Bron Fane
Best Pulp/Exploitation Novels
57 books — 6 voters

American Gods by Neil GaimanNeverwhere by Neil GaimanPerdido Street Station by China MiévilleThe Handmaid’s Tale by Margaret AtwoodFahrenheit 451 by Ray Bradbury
Best Outside-the-box Speculative Fiction
885 books — 486 voters
Fear and Loathing in Las Vegas by Hunter S. ThompsonGood Omens by Terry PratchettA Dirty Job by Christopher MooreChoke by Chuck PalahniukAmerican Gods by Neil Gaiman
Best Dark Humor
726 books — 1,632 voters

Framed & Hunted by Edward        WilliamsMean Spirited by Nick  RobertsThe Last Guest House by Caroline MitchellThe Standoff by Scott BladeWayward Spirits by Wendy Wang
Cult fction
359 books — 205 voters