Reference & Knowledge Bases in 2025

Use thefreedictionary.com via MCP and API: The World's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries

Use etymonline.com via MCP and API: The online etymology dictionary (etymonline) is the internet's go-to source for quick and reliable accounts of the origin and history of English words, phrases, and idioms. It is professional enough to satisfy academic standards, but accessible enough to be used by anyone.

Use factcheck.org via MCP and API: factcheck.org website

Use ourworldindata.org via MCP and API: Research and data to make progress against the world’s largest problems

Use imdb.com via MCP and API: IMDb is the world's most popular and authoritative source for movie, TV and celebrity content. Find ratings and reviews for the newest movie and TV shows. Get personalized recommendations, and learn where to watch across hundreds of streaming providers.

Use themoviedb.org via MCP and API: The Movie Database (TMDB) is a popular, user editable database for movies and TV shows.

Use allmusic.com via MCP and API: AllMusic provides comprehensive music info including reviews and biographies. Get recommendations for new music to listen to, stream or own.

Use boardgamegeek.com via MCP and API: The definitive source for board game and card game content. Find millions of ratings, reviews, videos, photos, and more from our community of experts.

Use serebii.net via MCP and API: Contains up-to-date news, databases and information about all Pok�mon Games, TCG sets and the TV show.

Use mariowiki.com via MCP and API: The Super Mario Wiki is a comprehensive encyclopedia dedicated to the Super Mario video game franchise from Nintendo, with 30,813 articles.

Use wowhead.com via MCP and API: The largest World of Warcraft (WoW) information site, featuring guides, news, and information on classes, gearing, professions, raids, transmog, and more.

Use tvtropes.org via MCP and API: TV Tropes, the all-devouring pop-culture wiki, catalogs and cross-references recurrent plot devices, archetypes, and tropes in all forms of media.

Use rationalwiki.org via MCP and API: rationalwiki.org website

Use encyclopedia.com via MCP and API: Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.

Use biography.com via MCP and API: Read exclusive biographies, watch videos, and discover fascinating stories about your favorite icons, musicians, authors, and historical figures.

Use worldhistory.org via MCP and API: The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.

Use sacred-texts.com via MCP and API: This is a quiet place in cyberspace devoted to religious tolerance and scholarship

Use manualslib.com via MCP and API: Search through 3.000.000 manuals online & and download pdf manuals.

Use duden.de via MCP and API: Duden ist die Marke der deutschen Sprache ➤ Wörterbücher, Sachbücher, Ratgeber, Lernhilfen und viele digitale Produkte (Software und Apps) ➤ Duden ist mehr als ein Wörterbuch!

Use jisho.org via MCP and API: Powerful and easy-to-use online Japanese dictionary with words, kanji and example sentences.

Use wikidata.org via MCP and API: wikidata.org website

Use openlibrary.org via MCP and API: Open Library is an open, editable library catalog, building towards a web page for every book ever published. Read, borrow, and discover more than 3M books for free.