yaml-union (hackage):   [Index]  Package maintainers  For package maintainers and hackage trustees  Candidates    The command-line program yaml-union unions yaml-files recursively. When a key appears in multiple files, the values will be overridden with the order given on the command-line. If both values are hashes, the overrides will be done recursively.  The program could be useful in conjunction with pandoc when passing in meta-data from external files.  e.g.
Keywords: bsd3|data|library|program