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MUI files are user instrument files used by the myriad musical notation software products. A good example is the Harmony Assistant which produces sound signals and musical realities.

A SIG file is a small text file that can be attached at the end of an email. The main reason why it is attached is that it contains essential information about the sender, including the sender’s …

It belongs to the GIS file type and allows users to track their physical activities. The binary format stores location and time information when the user logs into the software.

These are binary game files that store gameplay progress for a user allowing him to resume from it whenever he wants. Users will find these files in the subdirectory of My Documents folder by …

This format is an open-source lossless audio compression format, which is similar to an MP3 file but is compressed without any loss in quality or original audio data.

The extension stores an encrypted file (XLSX or PDF), and users can only decrypt it via the SIGLock program. Unfortunately, the extension is no longer in active use and hence …

DPX file is a raster image format that’s used for transferring film images to a digital medium without interfering with the quality. These files store digital motion picture data in a bitmap file …

It’s a setting file and contains initial color rendering settings used in importing a raw digital photo. Adobe publishes several DNG camera profiles on their websites, and also supports and …

These files are a replica of the user’s hard drive. The extension is capable of restoring the entire data in case the original disk goes corrupt for some reason.