Opening PGN files

Did your computer fail to open a PGN file? We explain what PGN files are and recommend software that we know can open or convert your PGN files.

What is a PGN file?

The .pgn file extension is most commonly associated with Picatinny Arsenal Electronic Formstore image files. The PGN files are a TIFF file format used by Picatinny Arsenal Electronic Formstore. The PGN files are compressed image files stored in a lossless compression format.

The .pgn file extension is also used for Portable Game Notation files.

Try a universal file viewer

In addition to the products listed above, I would suggest that you try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and very likely yours too! Download Free File Viewer.

By Prof. Jones (The File Expert)

Chief Content Editor and File Expert

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