Ever read something professionally made, to only realize the story(ies) are absolute garbage, full of fluff, and/or some sort of propaganda? Here’s 25 stories in public domain, that anyone can use without the permission of the original author.
Keep in mind the songs, certain features, and other added material can still belong to someone else (mainly Disney).
Some material listed in the link:
Robin Hood
Aladdin
Frankenstein
Dracula
The Royal Assassin 