Lots of varied advice in the thread. I would suggest you choose a software first, then find recommended naming for it. Many will do some organisation for you, or even let you define the structure.

I don’t like calibre, but it’s undeniably the most complete solution. I’m not a fan of having to remote into a desktop for certain actions that given frontent doesn’t support (there are many).

Some other options: https://selfh.st/apps/?tag=Books

+ the initial complex animation stutters on Firefox mobile. Other examples run smoothly.

Very interesting anyway, I’ll look into it properly later. I’ve been trying to get some vector animations made and the free(ish) editors I could find were painful to use, so an alternative is most welcome.