M3 Editor 1.2

Provides a standalone editor and a plug-in editor (compatible with VST, Audio Units, and RTAS plug-in formats) that enables you to edit pretty much anything on the M3 that you can do from the M3 itself, including the aspects of KARMA that are exposed on the M3 itself.
This version is for use with M3 OS version 2.00 or later
The Macintosh computer must meet various system requirements detailed on the linked page.