- 2021-02-14: Encycla – Git-based wiki style encyclopedia and knowledge sharing website
- 2021-01-03: WikiPedalia – a site about bicycle technology in German based on the technical knowlege of Sheldon Brown
- 2020-10-09: Falkland Historic Buildings – historic and listed buidilngs in Falkland, Fife, Scotland
- 2019-04-27: Wikidocumentaries – for writing history for every historian: amateur historians, scholars and all citizens interested in history
- 2019-02-19: WikEM – The Global Emergency Medicine Wiki, is the world's largest emergency medicine open-access reference resource
- 2019-01-11: WiGLE Wiki – a site in support of the Wireless Geographic Logging Engine (WiGLE) suite of software packages and apps for all WiFi infrastructure
- 2018-12-31: Ikhwanwiki – Arabic encyclopedic wiki by the banned Egyptian Muslim Brotherhood
- 2018-12-28: Geopoeia – Creative Counterfactuality multilingual wiki; ‘Creative counterfactuality’ is the creation (or ‘construction’) of fictional (imaginary, counterfactual) variants of parts or aspects of the world as we know it, and includes geofiction, constructed worlds and languages, and alternate/counterfactual history
- 2018-12-05: FreeWiki – German wiki for 'disputed' topics that get censored on Wikipedia, especially alternative medicine
- 2018-11-22: Fanonpedia – a fanon wiki for everything
- 2018-10-01: Rebornpedia – a Spanish fan-game wiki
- 2018-09-21: Protopedia – a 3D-encyclopedia of proteins and other molecules
- 2018-09-21: Coastal Wiki – a wiki for and by coastal professionals
- 2018-08-29: Radio Wiki – a list of New Zealand radio frequencies and call signs for radio scanning
- 2018-08-29: RL3 – a wiki dedicated to the RL3 language
- 2018-08-12: BingoLottoWiki – a Swedish wiki dedicated to the long running TV show BingoLotto
- 2018-07-26: Religions Wiki – a counter-apologetics wiki that is meant to provide a thorough resource for responding to theistic arguments
- 2018-07-23: Lolcow Wiki – a facts-oriented encyclopedia of eccentricity
- 2018-07-13: Svensk MJ-Wiki – a Swedish railway modelling wiki
- 2018-07-03: F-Zero Wiki (German) – a German F-Zero wiki
- 2018-06-30: Wiki Dragon Quest – a French Dragon Quest wiki
- 2018-06-13: Pokémon-wikin – a wiki for the Swedish dub of the Pokémon anime
- 2018-06-10: Wikivoyage Association – home to the meta wiki for the Wikivoyage project
- 2018-06-06: Adelsvapen-Wiki – a Swedish wiki for coats of arms
- 2018-05-31: Лунная Библиотека – a Russian wiki for My Little Pony run on DokuWiki
- 2018-05-31: Pokémon 3D Wiki – a wiki for the fan-made Pokémon game Pokémon 3D
- 2018-05-30: SAFE Network Wiki – a secure data storage and communication platform, owned by users and controlled by no one
- 2018-05-27: Rightpedia – an encyclopedia from the alternative media
- 2018-05-19: PlaneMapper Wiki – a reference for aviation
- 2018-05-13: PokéPlaza Wiki – a never started Swedish Pokémon wiki
- 2018-05-13: Drive Wiki – a wiki dedicated to collecting information regarding the science-fiction webcomic DRIVE, by Dave Kellett
- 2018-04-17: Fextralife Wikis – a wiki farm for video game wikis
- 2018-04-12: SotAwiki – a wiki dedicated to the Shroud of the Avatar game
- 2018-04-05: Kaijumatic – a wiki dedicated to giant monsters throughout movie history
- 2018-03-30: Harry Potter Wizards Unite Wiki – a wiki for the Harry Potter Wizards unite mobile game
- 2018-03-30: Pokemon GO Wiki – a wiki for the popular mobile game Pokémon GO
- 2018-03-30: Pokémon World Online Wiki – a wiki for the fan-made game Pokémon World Online
- 2018-03-30: TPPC Wiki – a wiki ofr the fan-made Pokémon game TPPC
- 2018-03-29: Magikarp Jump Wiki – a wiki for the Pokémon game Magikarp Jump
- 2018-03-24: Yugipedia – a wiki dedicatecd to the Yu-Gi-Oh series
- 2018-03-21: Biblioteka Ossus – a Polish Star Wars wiki
- 2018-03-16: Pikmin Neowiki – a Pikmin wiki hosted on neoseeker
- 2018-03-16: Pokémon NeoWiki – a Pokémon wiki hosted on neoseeker
- 2018-03-13: Valve Wiki Network – a network of Valve related wikis
- 2018-03-12: Dubbingpedia – a Polish wiki about Polish dubbing
- 2018-03-12: Klingon Language Wiki – a wiki about the Klingon language
- 2018-03-11: Project X Wiki – a wiki about 'project X', a modification of Worms Armageddon
- 2018-03-11: Worms W.M.D Wiki – the official Worms W.M.D wiki
- 2018-03-11: Pixelmon Wiki – a wiki for the Minecraft mod Pixelmon
- 2018-03-11: Pokémon Vortex Wiki – a wiki for the fan-made Pokémon game Pokémon Vortex
- 2018-03-10: CEMU wiki – a wiki about the CEMU emulator
- 2018-03-10: Dolphin Emulator Wiki – a wiki about the Dolphin emulator
- 2018-03-07: The Official Pokemon Insurgence Wiki – the wiki for the fan-made Pokémon game Pokémon Insurgence
- 2018-02-28: Splatoon 2 Wiki – a wiki about Splatoon 2
- 2018-02-28: Bulbanews – Bulbagardens' news outlet
- 2018-02-28: PidgiWiki – an image depository
- 2018-02-27: Pokémon Wiki (Vietnamese) – a Vietnamese Pokémon wiki
- 2018-02-27: PokeMMO Wiki – a wiki about the fan made game PokeMMO
- 2018-02-27: 포켓몬고 위키 – a Korean Pokémon GO wiki
- 2018-02-25: Fjantopedin – a wiki about the YouTube humor group Monte Fjanton
- 2018-02-25: Azurilland Wiki – a Pokémon wiki hosted by Gamepedia.com
- 2018-02-25: Azurilland Wiki (pt-br) – an Brazilian Portuguese Pokémon wiki hosted on Gamepedia.com
- 2018-02-25: Hellenic Pokémon Wiki – was a Hellenic Pokémon wiki
- 2018-02-22: Animal Crossing Wiki – the German Animal Crossing wiki
See earlier additions - specifically from: 2017 • 2016 • 2015 • 2014 • 2013 • 2012 • 2011 • 2010 • 2009 • 2008 • 2007 • 2006
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