GraphicConverter 9.1 - Adds Mavericks compatibility Posted 2/13/2014 at 22:19 UTC in Mac by gnye@amdesign.net | Permalink | Tweet GraphicConverter 9.1 is compatible with different Mac OS versions including the latest OS X 10.9 Mavericks and also includes enhancements to existing functionality and several new features such as non-destructive image editing and undo in the browser.