I've read that Apple's proprietary .ibooks
format is almost similar to .epub
but I can't seem to find the documentation on it anywhere. Yes, I do have a developer account.
I need to compare both ibooks
and epub
format to see the differences.
There are no actually full documentation 'bout .ibooks format. But you can read smth like aroud about it.
Publishing with iBooks Author iBooks: Frequently Asked Questions (FAQ) On the Proprietary Nature of the iBooks Author File Format iBooks Author, a nice tool but..