- FireCats
- Firecrackers of Love
- Firecrystal Deep
- Fired Up
- Firedance
- Firedrake
- Firedrake (Dragon Mage Chronicles Book III)
- Firefight (Reckoners 2)
- Firefighter Bear: Slade
- Firefly - Livre 1
- Firefly: A Novel of the Far Future
- Firefly: Großer, verdammter Held
- Fireheart
- Fireheart Fantasy Collection: 5 Urban Fantasy Novellas
- Fireheart Fantasy Short Stories Collection: 7 Urban Fantasy Short Stories
- Fireheart Tiger
- Firehearted
- Firelands
- Firelight (Band 2) - Flammende Träne
- Firelight (Band 3) – Leuchtendes Herz
- Firelit Magic
- Firemaggot
- Firenight
- Fires of Edo
- Fires of Lothia
- Fires of Mastery (The Tale of Azaran Book 3)
- Fires of Memory
- Fires of Nuala
- Fires of Prometheus (Star Crusades Uprising, Book 3)
- Fires of Prophecy: The Morcyth Saga Book Two
- Fires of Scorpio [Dray Prescot #29]
- Fires of the Desert
- Fires of the Faithful
- Fires of War
- Firesetter Books 1-3 Box Set
- Fireshaper's Doom
- Firesong: The Adventure Begins!
- Firesoul
- Firesouls: The Demon Journal
- Firesouls: Thirteen
- Firestarter
- Firestone
- Firestone Rings
- Firestorm
- Firestorm Forever
- Firestorm: A Game of Gods Novel
- Firestorm: The Relissarium Wars Space Opera Series, Book 4
- Firestorm: Volume 1
- Firestorm: Volume 2
- Firestorm: Volume 3
- Firestorm: Volume 4
- Firestorm:Descent
- Fireteam Zulu
- Firewing
- Firewood Girl Became A Queen
- Fireworks (Tremontaine Season 2 Episode 3)
- Fireworks at Midnight
- Fireworks in the Rain
- Fireworks, Should We See It from the Side or the Bottom? (light novel)
- Fire’s Shadow
- Firian Rising
- Firing Gunter
- Firing Henry
- Firmware
- First
- First & Forever (The Crescent Chronicles #4)
- First (A Crescent Chronicles Novella)
- First and Last
- First and Last Sorcerer
- First And Only 20th Anniversary Edition
- First and Third
- First Assault
- First Awakenings
- First Bite
- First Bite: Special Annotated Edition (The Annotated Dark Woods Book 1)
- First Bite: The Wicked Queen's Tale
- First Blade
- First Blood
- First Blood: Rise of the True Immortal
- First Book of Zyzie
- First Born: Tales of the Liber Monstrorum
- First Bounty
- First Born: Tales of the Liber Monstrorum
- First Bounty
- First Brood: Dreamhunter
- First Brood: Greenhouse
- First Brood: Lost Brother
- First Casualty
- First Cause
- First Change
- First Channel
- First Chapter Compendium: A complete starter kit bundle filled with fantasy and poetry
- First Christmas
- First Circle
- First Citizen
- First Civilization's Legacy- Omnibus Edition
- First Comes Love
- First Comes The One Who Wanders
- First Contact (Book 1 of the Tantalus Series)
- First Contact (In Her Name, Book 1)
- First Contact (Rebirth #1)
- First Contact Captives: Kronos
- First Contact Captives: Vidar (A Purple Alien Sci-Fi Romance)
- First Contact Is Bad For You
- First Contact Situation
- First contact war
- First Contact War
- First Contact: A Sector 64 Prequel Novella
- First Contact: Intergalactic Stories
- First Contact: Take Two
- First Contacts
- First Daughter (The Royals of Dharia, Book Three)
- First Dawn
- First Dawn Book One in the Lost Millennium Trilogy
- First Dawn: First Novel of the Lost Millenium Trilogy
- First Deployment
- First Dimension
- First Dive
- First Dragon
- First Emperor: Tales from the Jade Room
- First Encounter
- First Farmer in Space