Editing Tar (computing) (section)

=== Attributes ===
Many older tar implementations do not record nor restore extended attributes (xattrs) or [[access-control list]]s (ACLs). In 2001, Star introduced support for ACLs and extended attributes, through its own tags for POSIX.1-2001 pax. bsdtar uses the star extensions to support ACLs.<ref name=bsd>{{Man|5|tar|FreeBSD}}</ref> More recent versions of GNU tar support Linux extended attributes, reimplementing star extensions.<ref name = "Les bons comptes, 2014">{{ Cite web | url = http://www.lesbonscomptes.com/pages/extattrs.html | title = Extended attributes: the good, the not so good, the bad. | access-date = 2019-09-03 | date = 2014-07-15 | website = Les bons comptes | quote = The extended attributes can be very valuable for storing file metadata (e.g. <nowiki>author="John Smith"</nowiki>, <nowiki>subject="country landscape"</nowiki>), in the many cases where you do not want or can't store this data in the file internal properties. | archive-url = https://web.archive.org/web/20141214001530/http://www.lesbonscomptes.com/pages/extattrs.html |archive-date=2014-12-14| df = dmy-all }}</ref> A number of extensions are reviewed in the filetype manual for BSD tar, tar(5).<ref name=bsd/>