#facts

Random and daily trivia facts via the open Useless Facts API — no key. The random endpoint returns a surprising, mostly-useless fact; the today endpoint returns the fact of the day; and both are available in English or German, each fact carrying its source attribution, source URL and a permalink. Real curated facts, with the daily fact cached for speed — no key. 3 endpoints. Ideal for daily-fact widgets, newsletters, chatbots, loading screens and onboarding delight.

api.oanor.com/uselessfacts-api

Cat trivia and breed data via the open Cat Fact API (catfact.ninja) — no key. The fact endpoint returns a single random cat fact, optionally bounded to a maximum length; the facts endpoint pages through the full fact collection; and the breeds endpoint lists and searches cat breeds with their country, origin, coat and pattern. Real data, with the breed list cached for speed — no key. 4 endpoints. Ideal for pet apps, fun facts widgets, daily-fact bots, quizzes and onboarding delight.

api.oanor.com/catfact-api