carta

xmllint(1) on macOS

The text dbf1c3b3b60d, as Mac OS X 10.8.5, Mac OS X 10.8.4, Mac OS X 10.8.3, Mac OS X 10.8.2, Mac OS X 10.8.1, Mac OS X 10.8 shipped it.

command line XML tool

Flags it lists

xmllint(1) on macOS now