

New versions of cp, mv, and rsync which will support files with resource forks.An upgraded Kernel with optimised kernel resource locking, support for 64-bit memory pointers and access-control lists.VoiceOver, a spoken interface allowing the OS to read from the screen, and to permit operation of the OS by voice command.A scripting tool called Automator to link applications together to form complex automated workflows (written in AppleScript and/or Cocoa).A new mini-applications layer based on HTML, Cascading Style Sheets, and JavaScript called Dashboard, adds " Widgets", similar to desk accessories, to the OS, and has been compared to Konfabulator, a third party product.



Apple CEO Steve Jobs previewed Tiger in his keynote speech at the Worldwide Developers Conference on June 28, 2004. Mac OS X 10.4 contains over 200 new features. Mac OS X 10.4.4 (released January 10, 2006), the first Universal binary version to support both PowerPC and Intel processors.
