Spruce is a command-line utility, with a very simple interface.
It brings outdated package versions up to the latest version published on the NPM registry.
$ spruce up
Usage: spruce [options] [command]
Options:
--version show the program version
-h, --help show the program help
-v, --verbose print details of program's execution
Commands:
up change package versions to the latest
help [command] display help for command