Files with pnj extension are pictures in variant of Portable Network JPEG format. JPEG compression with transparent layer.
Software that open pnj file
PNJ file extension - Portable Network JPEG format
What is pnj file? How to open pnj files?
File type specification:
File extension pnj is probably best known for it's original use for Portable Network JPEG format, until the default extension was changed to more appropriate jng file extension. But otherwise it's just like JNG format, i.e. JPEG compression with transparent layers preserved.
Updated: January 15, 2024
List of recommended software applications associated to the .pnj file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open pnj file, edit pnj file, convert pnj file, view pnj file, play pnj file etc. (if exist software for corresponding action in File-Extensions.org's database).
pnj file viewer - programs that view pnj file - Portable Network JPEG format
Programs supporting the exension pnj on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about XnView MP for view pnj file action.