If you run Mac OS X 10.8.x (Mountain Lion), use OnyX version 2.6.x.
If you run Mac OS X 10.7.x (Lion), use OnyX version 2.4.7.
If you run Mac OS X 10.6.x (Snow Leopard), use OnyX version 2.4.0.
If you run Mac OS X 10.5.x (Leopard), use OnyX version 2.0.6.
If you run Mac OS X 10.4.x (Tiger), use OnyX version 1.8.6.
If you run Mac OS X 10.3.x (Panther), use OnyX version 1.5.3.
If you run Mac OS X 10.2.x (Jaguar), use OnyX version 1.3.1.


