Category
eBooks File Signatures
Electronic book formats including EPUB, MOBI, AZW, and FB2, and the headers used to recognise them.
3 formats in this category
.epub
Open Publication Structure eBook file
Primary Hex
50 4B 03 04
.lit
Microsoft Reader eBook file
Primary Hex
49 54 4F 4C 49 54 4C 53
.mobi
MOBI
Primary Hex
42 4F 4F 4B 4D 4F 42 49