libplist

Library for parsing and generating Apple property lists

brewmacoslinux

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Library for Apple Binary- and XML-Property Lists

plistutil

Convert binary plist to XML format$ plistutil -i input.plist -o output.xml -f xml

Convert XML plist to binary format$ plistutil -i input.xml -o output.plist -f bin

Display plist file contents in readable format$ plistutil -i file.plist