The Wikidata project maintains links between different encyclopedia articles on the same subject, including subjects too obscure for Wikipedia e.g. using the fa

The Wikidata project maintains links between different encyclopedia articles on the same subject, including subjects too obscure for Wikipedia e.g. using the famous example of Pokemon, Pikachu is linked to a bunch of esoteric wikis, with different target focus, demographics and languages: https://www.mariowiki.com/List_of_fighters_debuting_in_Super_Smash_Bros.#Pikachu https://www.mariowiki.com/List_of_fighters_debuting_in_Super... https://www.tcdb.com/Person.cfm/pid/48602/ https://www.tcdb.com/Person.cfm/pid/48602/ https://bulbapedia.bulbagarden.net/wiki/Pikachu_%28Pok%C3%A9mon%29 https://bulbapedia.bulbagarden.net/wiki/Pikachu_%28Pok%C3%A9...