npm install -g keepass-print

$> keepass-print --help
Usage: keepass-print [options] <database> <output>
Print password list from a keepass database for long-term backup.
Arguments:
  database                 path to the kdbx database file
  output                   path to the output file
Options:
  -V, --version            output the version number
  --outFormat [outFormat]  supported output formats (["json", "markdown", "html"]) (default: "json")
  --password [password]    password to access the database
  --key [keyFile]          path to the key-file to access the database
  --verbose                verbose output (default: false)
  -h, --help               display help for command

$> keepass-print ./database.kdbx ./database.json

$> keepass-print --password "pass123" ./database.kdbx ./database.json

$> keepass-print --key ./secret/key ./database.kdbx ./database.json

$> keepass-print --outFormat markdown ./database.kdbx ./database.md

$> keepass-print --outFormat html ./database.kdbx ./database.html