.GROOVE File Extension
What is a GROOVE file?
Rhythm texturing file used by MAGIX ACID, an audio-editing and mixing program; contains a "groove," which can alter the rhythm of a track; used for adding feel to linear loop tracks.
The ACID Pro installation includes several GROOVE files, which include styles for blues, hip hop, swing, reggae, polyrhythm, warble, and others. They can be accessed using the Groove Pool tab.
Custom GROOVE files may also be created using the Groove Editor in the Groove Pool tab.
NOTE: ACID was developed by Sony until it was sold to MAGIX in 2016.