$ npm install --global open-cli

$ open-cli --help

  Usage
    $ open-cli <file|url> [--wait] [--background] [-- <app> [args]]
    $ cat <file> | open-cli [--extension] [--wait] [--background] [-- <app> [args]]

  Options
    --wait         Wait for the app to exit
    --background   Do not bring the app to the foreground (macOS only)
    --extension    File extension for when stdin file type can't be detected

  Examples
    $ open-cli https://sindresorhus.com
    $ open-cli https://sindresorhus.com -- firefox
    $ open-cli https://sindresorhus.com -- 'google chrome' --incognito
    $ open-cli unicorn.png
    $ cat unicorn.png | open-cli
    $ echo '<h1>Unicorns!</h1>' | open-cli --extension=html