Hi; FYI: The meld port depends on the p5.36-xml-parser port, which does not exist
sudo port -v -s install meld ---> Computing dependencies for meld........ Error: Dependency 'p5.36-xml-parser' not found. Error: Follow https://guide.macports.org/#project.tickets if you believe there is a bug. Error: Processing of port meld failed Ken Wolcott