Charlie Boisseau today announced the release of Net Tool Box 3.1, an update to the popular Mac OS X multi-purpose networking utility. Apart from Mac OS X Tiger compatibility, new features in version 3.1 include: new ping, ping scan and traceroute; application-wide contextual menu; enhanced tool presets; and more. Net Tool Box 3.1 single-user licenses are priced at £20.00 and require Mac OS X 10.2.3 or later.