According to MacMagazine.com.br (Portuguese), the upcoming Mac OS X update (10.4) will be known as "Tiger".
Apple has used similar feline names for previous versions of Mac OS X: 10.3 (Panther), 10.2 (Jaguar). In July, Apple registered a number of related trademarks: Lynx, Cougar, Leopard, and Tiger.
MacMagazine.com.br also reports that up until this point, 10.4 was known as "Merlot" internally. This is consistent with information available from MacRumors' sources.
Apple has used similar feline names for previous versions of Mac OS X: 10.3 (Panther), 10.2 (Jaguar). In July, Apple registered a number of related trademarks: Lynx, Cougar, Leopard, and Tiger.
MacMagazine.com.br also reports that up until this point, 10.4 was known as "Merlot" internally. This is consistent with information available from MacRumors' sources.