.MUX File Extension
File Type 1Trackmania Music File
What is a MUX file?
Audio file used by Trackmania, a car racing game featuring the ability to create custom user-generated tracks; saves the background music for a racing track; similar to the .OGG format but is encrypted.
NOTE: MUX files can be decrypted to the OGG format by using TMDemux utility.
File Type 2Myriad Stand-Alone Music Score
.MUX File Association 2
A MUX file is a music score created by Myriad musical notation software. It contains a stand-alone music score that includes sheet music as well as all digital instruments for the composition. MUX files are used for packaging a musical score in a single file.
The MUX file is the main file type associated with Myriad Harmony Assistant. The file is created when you selector to save the score. MUX files can be used to save all types of scores with different customized tempos, key signatures, number of bars and groups. Different score types include solo instrument, choir, orchestra, and arrangements.
NOTE: Musical compositions created with Myriad generally use the .MYR extension.