NC Import for AutoCAD 

NC Import for AutoCAD is a plug-in for AutoCAD 2000, 2000i, 2002 and 2004. This plug-in gives AutoCAD the ability to import Numeric Control files.
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NC Editor 

NC Editor is a Numerical Control (.NC) file viewing, editing and printing application.
nc editor nc editor ncc cnc cam viewer view edit editor print utility application

NC Import for Rhino 

NC Import for Rhino is a plug-in for Rhino. This plug-in gives Rhino the ability to import commands from NC files.
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