Not Till We Are Lost by Dennis E. Taylor11.22.63 by Stephen  KingOutland by Dennis E. TaylorEarth Abides by George R. StewartThe Mercy of Gods by James S.A. Corey
S&L Top-100 Science Fiction, Fantasy Titles
1,722 books — 2,208 voters
The Plot Against America by Philip RothHow Few Remain by Harry TurtledoveFatherland by Robert   HarrisRed Mars by Kim Stanley Robinson
Best Alternate History Novels and Stories
772 books — 1,296 voters

Wool Omnibus by Hugh HoweyAlas, Babylon by Pat FrankThe Andromeda Strain by Michael CrichtonEarth Abides by George R. StewartParable of the Sower by Octavia E. Butler
Adult Dystopian Books
145 books — 248 voters
The Plot Against America by Philip RothHow Few Remain by Harry Turtledove
Best Alternate History
361 books — 679 voters

Dungeon Crawler Carl by Matt Dinniman
LitRPG Apocalypse (Audiobook)
31 books — 14 voters

We Are Legion (We Are Bob) by Dennis E. Taylor
Most Under-rated Science Fiction
2,114 books — 2,245 voters
Project Hail Mary by Andy Weir
Science Fiction - 2020-2029
219 books — 268 voters

The Hitchhiker’s Guide to the Galaxy by Douglas AdamsWe Are Legion (We Are Bob) by Dennis E. TaylorOld Man's War by John ScalziThe Restaurant at the End of the Universe by Douglas AdamsLife, the Universe and Everything by Douglas Adams
Best Comedic Science Ficttion Books
612 books — 1,188 voters

Project Hail Mary by Andy WeirFugitive Telemetry by Martha Wells
Can't Wait Sci-Fi/Fantasy of 2021
597 books — 1,492 voters
Red Rising by Pierce Brown
Hidden Gems of Science Fiction
479 books — 428 voters

Red Rising by Pierce BrownOld Man's War by John ScalziGolden Son by Pierce Brown
Best Space Opera of the 21st Century
293 books — 558 voters
Wool Omnibus by Hugh Howey1984 by George OrwellFahrenheit 451 by Ray Bradbury
Best Post-Apocalyptic Fiction
1,246 books — 3,419 voters

Project Hail Mary by Andy WeirThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsRed Rising by Pierce BrownWool Omnibus by Hugh HoweyWe Are Legion (We Are Bob) by Dennis E. Taylor
Best Science Fiction
3,728 books — 7,163 voters
Project Hail Mary by Andy WeirWool Omnibus by Hugh HoweyRed Rising by Pierce BrownAll Systems Red by Martha WellsGolden Son by Pierce Brown
Best Science Fiction of the 21st Century
1,261 books — 9,073 voters

Project Hail Mary by Andy WeirThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsWool Omnibus by Hugh HoweyRed Rising by Pierce BrownWe Are Legion (We Are Bob) by Dennis E. Taylor
Best Science Fiction & Fantasy Books
8,538 books — 24,917 voters
Wool Omnibus by Hugh HoweyRed Rising by Pierce BrownParable of the Sower by Octavia E. ButlerAlas, Babylon by Pat FrankEarth Abides by George R. Stewart
Best Dystopian and Post-Apocalyptic Fiction
3,836 books — 26,081 voters

Dungeon Crawler Carl by Matt DinnimanHe Who Fights with Monsters by Shirtaloon
LitRPG - GameLit
355 books — 193 voters
Dungeon Crawler Carl by Matt DinnimanHe Who Fights with Monsters by ShirtaloonSurvival Quest by Vasily MahanenkoStuff and Nonsense by Andrew SeipleDungeon Madness by Dakota Krout
Best LitRPG books (ALL)
521 books — 662 voters