From Nikon: Modifications enabled with version 2.8.3:
Additional modifications to the Windows version
- Compatibility with Windows 8.1, Windows 8.1 Pro, and Windows 8.1 Enterprise has been added.
Additional modifications to the Macintosh version
- Compatibility with Macintosh OS X version 10.9 has been added.
- Support for Mac OS X version 10.6 has been eliminated.
Download: Windows 32bit (87.2MB) | Windows 64bit (94.1MB) | Macintosh (157MB)