Mozilla LZ4

File Format
Name	Mozilla LZ4
Ontology	Electronic File Formats Compression Mozilla LZ4
Extension(s)	.jsonlz4

Mozilla LZ4 (also called jsonlz4 or mozLz4) is a compressed file format that may be used by Mozilla Firefox for bookmark files, and possibly other things. It is based on LZ4, and usually decompresses to JSON format. See also Firefox bookmarks.

Identification

Files begin with ASCII "mozLz40", followed by a NUL byte.

Software

• MozLz4a compression/decompression utility (Python)