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Loper · Camera files

Open .nksc files on your Mac.

.nksc

Edits, rating, label and GPS that Nikon NX Studio keeps next to each photo in NKSC_PARAM, stored as XMP.

Loper is a free, minimal editor for macOS that opens Nikon NX Studio sidecar (.nksc) instantly and colors every part of the file, so you find the value you need at a glance and can fix it right there. No IDE, no project to load, no gray wall of text.

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DSC_0042.NEF.nksc opened in Loper: Nikon NX Studio sidecar (.nksc) with color-coded XML
Show the file as text
<?xpacket begin="" id="W5M0MpCehiHzreSzNTczkc9d"?><x:xmpmeta xmlns:x="adobe:ns:meta/"> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">  <rdf:Description rdf:about=""    xmlns:sdc="http://ns.nikon.com/sdc/1.0/"    xmlns:xmp="http://ns.adobe.com/xap/1.0/"    sdc:appname="NX Studio" sdc:appversion="1.6.0"    xmp:Rating="4" xmp:Label="Green">  </rdf:Description> </rdf:RDF></x:xmpmeta>

How to open .nksc files

  1. Download Loper (free, Apple silicon, signed and notarized) and move it to Applications.
  2. Double-click your .nksc file, drag it onto the Loper window, or right-click it and choose Open With › Loper.
  3. Want every .nksc file to open in Loper? Choose Loper › Make Loper the Default Editor….

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