Vatsinator is an open-source Vatsim network monitor. It shows logged-in pilots and controllers, provides weather and airport information. Vatsinator is designed to be quick and handy, in order to be useful on desktops (when not flying) and note/netbooks (during flight).
This is developer site You probably want to visit Vatsinator homepage.
Vatsinator is developed under GPLv3 license. See COPYING file for more information.