ebook Format
CBZ File Format
Comic Book ZIP is an open container standard for digital comic books, manga, and graphic novels. It packages a sequenced folder of JPEG, PNG, or WebP page images alongside metadata inside a standard ZIP compression archive.
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Technical Specifications
| Extensions | .cbz |
| MIME Types | application/vnd.comicbook+zip, application/x-cbz |
| Category | eBook |
| Engine Tier | tier2-wasm |
| Magic Bytes / Sniffing | 0x50 0x4B 0x03 0x04 |
| Opens With | YACReader, CDisplayEx, Komikku, Calibre |
| Good For | Distributing digital comics, graphic novels, and scanned art books with sequenced pagination. |
| Not Recommended For | Reflowable text books requiring typography font adjustments and accessibility screen readers. |