Changing the file extension to an ISO file. Converting the DMG file to the ISO format.Name Last modified Size Description Parent Directory - 10.10/ 11:50:58: 4.0KiB Mac OS 8.6 to 9.2 (and Mac OS X 10.1) are no longer supported but you can find the last supported release of R for these systems (which is R 1.7.1) here. This directory contains binaries for a base distribution and packages to run on Mac OS X (release 10.6 and above). Mac OS X official releases up to 2016: Kodiak Mac OS X also contains core basic applications for everyday use, such as Finder, Safari, QuickTime, iTunes, iMessage, Mail, Contacts, Calendar, TextEdit, Preview, iBooks, Photos and many more.