Pax

File Format
Name	pax
Ontology	Electronic File Formats Archiving pax
Extension(s)	.pax

This article is about the archive format. For the image format, see PAX (Pick Ax).

pax (Portable aRchive eXchange) is an uncompressed archive file format, and a multi-format archiving utility.

The file format is an extension of tar format. It is rarely used, and some versions of the pax utility do not support it.

Specifications

• Open Group Base Specifications Issue 7 / IEEE Std 1003.1, 2013 Edition: pax command & interchange format
• Format of pax archives

Software

• libarchive

Links

• Wikipedia article (mostly about the pax utility)
• pax man page, from a version of pax that supports pax format