Nikon releases NX Studio: a new free software for viewing and editing of still images and video - Nikon Rumors
Software & Apps
Nikon Releases NX Studio - Their New FREE Photo & Video Editing Software
Nikon's New Capture NX-D Software to Be Released for Free in One Week | Fstoppers
Nikon | News | Nikon will release the official version of Capture NX-D, its new RAW image processing and adjustment software application, for free download beginning July 15, 2014
Free open source tethering software for Nikon DSLR cameras - Nikon Rumors
Nikon Capture NX-D RAW Processing Software | Software for Nikon Digital Cameras