Sigil is a “free, open source, multi-platform ebook editor that uses Qt (and QtWebEngine). It is designed to edit books in ePub format (both ePub 2 and ePub 3).”
Just another nerd.
Sigil is a “free, open source, multi-platform ebook editor that uses Qt (and QtWebEngine). It is designed to edit books in ePub format (both ePub 2 and ePub 3).”