Signatures Mac OS X 10.7 appear on more and more sites and come from different places while rumors say that the beta version for developers could be ready by June 2010.

Mac OS X 10.7 in the wild

Machinery embarking Mac OS X 10.7 is multiplied on the Internet since late October 2009.Previously; they all had a 17.xxx IP, a group that is assigned to the Apple offices in Cupertino. But today, the machines using Apple's next system connecting from cities and even countries.

Mac OS X 10.7 at WWDC

One can imagine that Apple has reached a stage of development that allows him to share his project with more people, what motivates John Gruber reports that according to his sources, a developer version is available at the WWDC. While it is too early to make such an assertion we believe it makes no doubt that Apple will formalize the development of its operating system and its name at its conference for developers. For now, the Internet refers to Sabertooth, Lynx or Cougar.