plutil

View, convert, validate, or edit property list ("plist") files. More information: https://keith.github.io/xcode-man-pages/plutil.1.html.

Display the contents of one or more plist files in human-readable format:

plutil -p {{file1.plist file2.plist ...}}

Convert one or more plist files to XML format, overwriting the original files in-place:

plutil -convert xml1 {{file1.plist file2.plist ...}}

Convert one or more plist files to binary format, overwriting the original files in-place:

plutil -convert binary1 {{file1.plist file2.plist ...}}

Convert a plist file to a different format, writing to a new file:

plutil -convert {{xml1|binary1|json|swift|objc}} {{path/to/file.plist}} -o {{path/to/new_file.plist}}

Convert a plist file to a different format, writing to stdout:

plutil -convert {{xml1|binary1|json|swift|objc}} {{path/to/file.plist}} -o -