.HTMLZ File Extension
Zipped HTML eBook
2.4 | 16 Votes
What is an HTMLZ file?
File that contains an eBook saved in the HTMLZ format, which is a .ZIP file with the ".htmlz" extension; contains multiple files, including .HTML files, images, and a metadata.opf (.OPF) file; used for packaging eBook content into a single archive.
Programs that open or reference HTMLZ files