Fandoms listed are not exhaustive, the sites can have more than what's displayed here.
By default, English is assumed to be the main language of the sites and is thus not listed. Languages listed are on top of English unless precised otherwise.
The presence of a site in this list does not constitute endorsement of its content.
LeGaosaure's Archive: Fanfic and original fic, with some bits of French. There's a separate section for microfics (under 500 characters).
Hades, Library of Ruina, Limbus Company, Lobotomy Corporation, Love Live! Sunshine!!, Marvel Cinematic Universe, Original Work, Project Moon, The World Ends With You, Vampire : la Mascarade, Vampire: The Masquerade – BloodlinesFrench
enchantedsleeper's space: A home for fic, fanart, meta and miscellaneous writing by enchantedsleeper.
Rurouni Kenshin, Yu Yu Hakusho, Yu-Gi-Oh!, Katekyo Hitman Reborn!, Avengers Movieverse, The Strange Case of Starship Iris, Wooden Overcoats, FENCE, D&D: Honor Among Thieves
Bookscorpion's Lair: An archive of fanfics written by bookscorpion.
The Witcher (video games), Cyberpunk 2077, Mad Max, Shadowrun, Baldur's Gate 3, Discworld (others to follow)
Linkyblog - Linky's Fics: An archive of Linky's fanfics
Kamen Rider Series, Super Sentai Series, Kaiketsu Zubat, Choukou Senshi Changéríon, Captain Harlock, Mobile Suit Gundam (1979), Galaxy Express 999, Dear Sister, I've Become A Blessed Maiden, Sailor Moon, Aim For The Ace, Legend of Zelda, and Pokemon
The Alien Hospital's Library: A personal website and its growing fanfiction directory. Mostly sci-fi fandoms.
Babylon 5, The Orville, Doom Patrol (TV), Star Trek
kradeelav's homepage: a personal website for fanart, fanfic, doujinshi, and other creative works. please be mindful of the tags.
Fire Emblem Series, Fire Emblem Fates, Fire Emblem Tellius, Hellsing, Original
space_lace: A website for fanfic written by Frejr.
Countdown 7 Days, Code:Breaker, Ginyuu Mokushirou Meine Lebe, Hazbin Hotel, Itsuwaribito Utsuho, Jujutsu Kaisen, Kamen Rider series, Mars Red, My Hero Academia, Prince of Tennis, Psyren, Show By Rock!!, Shuugoku Elite, Super Sentai series, TAKERU: Opera Susanoh Sword of the Devil