This Immortal by Roger ZelaznyDune by Frank HerbertThe Moon Is a Harsh Mistress by Robert A. HeinleinLord of Light by Roger ZelaznyStand on Zanzibar by John Brunner
Hugo (1953-1974)
22 books — 1 voter
The Dispossessed by Ursula K. Le GuinThe Forever War by Joe HaldemanWhere Late the Sweet Birds Sang by Kate WilhelmGateway by Frederik PohlDreamsnake by Vonda N. McIntyre
Hugo (1975-2000)
27 books — 1 voter

The Tainted Cup by Robert Jackson BennettSome Desperate Glory by Emily  TeshNettle & Bone by T. KingfisherA Desolation Called Peace by Arkady MartineNetwork Effect by Martha Wells
Hugo Award
26 books — 1 voter
A Desolation Called Peace by Arkady MartineNetwork Effect by Martha WellsThe City in the Middle of the Night by Charlie Jane AndersThe Calculating Stars by Mary Robinette KowalThe Collapsing Empire by John Scalzi
Locus Science Fiction Award
52 books — 3 voters

The Hitchhiker’s Guide to the Galaxy by Douglas AdamsMort by Terry PratchettPhule's Company by Robert Lynn AsprinAnother Fine Myth by Robert Lynn Asprin
Best Humorous Books
4,347 books — 7,950 voters

Good to Great by Jim CollinsGreat by Choice by Jim CollinsDelivering Happiness by Tony HsiehRework by Jason FriedThe Power of Habit by Charles Duhigg
The 100 Best Business Books of All Time
473 books — 805 voters
The Three Musketeers by Alexandre DumasTwenty Years After by Alexandre DumasThe Vicomte de Bragelonne by Alexandre DumasThe Count of Monte Cristo by Alexandre DumasCaptain Alatriste by Arturo Pérez-Reverte
Swashbucklers
559 books — 497 voters

The Three Musketeers by Alexandre DumasCaptain Alatriste by Arturo Pérez-Reverte
Historical fiction 1600 - 1700
138 books — 83 voters