To launch Nuke on Mac OS X, do one of the following:
• Click the Nuke dock icon.
• Open the Nuke application directory (by default, /Applications/Nuke8.0v7/), and double-click the Nuke icon (or list item).
• Open a terminal, navigate to /Applications/Nuke8.0v7/Nuke8.0v7.app/ and enter ./Nuke8.0v7.
If you already have a valid license, the Nuke graphical interface appears. If you don't have a license or haven't installed one yet, proceed to Licensing Nuke on Mac OS X.