>>106108318Basically
KH1, COM, KH2: Original trilogy
Days, BBS, DDD: Prequel saga
Recoded: Clone Wars cartoon movie
X-Chained: Clone Wars/Rebels
KH3: Sequel saga
Manga/Fanfiction: Extended Universe
Or
KH1/COM/KH2: Digimon Adventure
KH2FM: Our War Game
Everything afterwards: 02/Tri