Just select the package according to your version of OS X.

If you are unsure what to download, simply click on the  menu in the menubar and select „About this Mac...“. There you can see which version of OS X you‘re running on your Mac.

Mac OS X 10.9.x Mavericks & Yosemite *** new 01.02.2015 ***

1. ➡GIMP 2.8.14 for Mavericks and Yosemite 
   

         (internal: 2.8.14p2, md5: 30a4a0851f1da76bd4702bf99aec60b3 )

Mac OS X 10.7 Lion &  10.8 Mountain Lion *** new 01.02.2015 *** 

1. ➡GIMP 2.8.14 for Lion & Mountain Lion
   

         (internal: 2.8.14p2, md5: bf88c96a274a5d2037d9076d9304c288 )

Mac OS X 10.6.x Snow Leopard & 10.7.x Lion &  10.8 Mountain Lion - 64 bit 

1. ➡GIMP 2.8.10 for Snow Leopard & Lion & Mountain Lion
   

         (internal: 2.8.10, md5: 05d795c6f559a08ee45de73251b8f8ed )

Mac OS X 10.5.x Leopard - still uses X11

1. ➡GIMP 2.6.11 for Leopard
   

            (internal 2.6.11, md5: f4964598dfedc6817cf28a892aee93be )

Mac OS X 10.4.11 Tiger - still uses X11

1. ➡GIMP 2.6.11 for Tiger
   

          (internal 2.6.11, md5: 7710246ec4ac8a737a1f8d58483fda46 )

GIMP 2.8 User Manual

1. ➡GIMP 2.8 User Manual - english
   

2. ➡GIMP 2.8 User Manual - german
   

3. ➡GIMP 2.6 User Manual - spanish
   

4. ➡GIMP 2.8 User Manual - french
   

Access the User Manual from within GIMP by using the menu entry „Help - User manual“ or by clicking on the help button you‘ll find in various dialogs.

GIMP 2.6 User Manual

1. ➡GIMP 2.6 User Manual - english
   

2. ➡GIMP 2.6 User Manual - german
   

3. ➡GIMP 2.6 User Manual - spanish
   

4. ➡GIMP 2.6 User Manual - french
   

Have fun.

Simone ( skl at lisanet dot de )