A casino operator runs the site and manages its catalogue. A slot provider...

https://rowansnewthoughts.quantlynix.com/posts/games-global-vs-pragmatic-play-which-one-feels-more-polished

A casino operator runs the site and manages its catalogue. A slot provider makes the games. Provider names show who built a title and help you compare games across sites. Visuals and sound may vary, but they do not change the game rules.