Helpful Tools

These products are neither endorsed nor supported by Apple.

XML Metadata Production
Oxygen XML Editor Mac, Windows, Linux https://www.oxygenxml.com	Exchanger XML Editor Mac, Windows, Linux https://code.google.com/archive/p/exchangerxml/downloads	Altova XML Spy Windows https://www.altova.com/
XML Debugging
Firefox Mac, Windows, Linux https://www.mozilla.org/firefox/	xmllint OS X (or later), BSD https://developer.apple.com/
MD5 Checksum
md5 OS X (or later), BSD https://developer.apple.com/