http://www.radarvirtuel.com/ http://www.radarvirtuel.com/ is a similar concept but they seem to have more ADS-B receivers in play, so there's better coverage of

http://www.radarvirtuel.com/ http://www.radarvirtuel.com/ is a similar concept but they seem to have more ADS-B receivers in play, so there's better coverage of Europe (and also some of the rest of the world).