M-Tron Pro library
File type: Various data file
A cpt2 file is a library data file used by M-Tron Pro, a virtual instrument that emulates the classic Mellotron keyboard.
File type category:
Various data file
Date updated: October 25, 2026
The cpt2 file extension is associated with M-Tron Pro, a virtual instrument from GForce Software. The software emulates the classic Mellotron, a tape-based keyboard instrument.
A cpt2 file stores library data for M-Tron Pro. It forms part of the instrument's content and is used by the software when loading its available sounds. The format is intended for use with M-Tron Pro on Microsoft Windows rather than as a general-purpose document format.
Open the cpt2 file with M-Tron Pro on Microsoft Windows. The file is library data and is not normally opened as a standalone document; install or load it through M-Tron Pro's library setup.
A cpt2 file is a proprietary M-Tron Pro library file and cannot normally be converted meaningfully to another file format. Use M-Tron Pro to access its sounds, then render or record the resulting audio if an audio file is required.
Software applications that can open cpt2 files:
Microsoft Windows
Software applications that can edit cpt2 files:
Microsoft Windows
Software capable of saving cpt2 files:
Microsoft Windows
Software apps that create cpt2 files:
Microsoft Windows
Software applications that handle other tasks involving cpt2 files:
Microsoft Windows
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