Sample Project This is just a template for playing with random apis... Here is a list of open apis that requrie no key or authentication:
STAR WARS .................... https://swapi.co/
Fortnite .................... https://fortniteapi.com/
Clash Royale ................ https://github.com/martincarrera/clash-royale-api
Joke API ..................... https://github.com/15Dkatz/official_joke_api
Magic: The Gathering ......... https://magicthegathering.io/
Deck of Cards API ........... http://deckofcardsapi.com/
xckd comics ................... https://xkcd.com/json.html
Pokémon TCG .................. https://pokemontcg.io/
Rick and Morty ............... https://rickandmortyapi.com/
Random Taco ................. https://github.com/evz/tacofancy-api
Song Lyrics ................. https://lyricsovh.docs.apiary.io/#
Dog Api ..................... https://dog.ceo/dog-api/
Holidays ..................... https://holidayapi.pl/documentation
University domains ........... https://github.com/Hipo/university-domains-list
Metaweather .................. https://www.metaweather.com/api/