User Tools are scripts (programs) that are written by NoteWorthy Software, Inc. and NoteWorthy Composer users that allow you to do things that are not built into the NoteWorthy Composer program. For example, transpose chords that are written as text, or convert regular noteheads to shape notes.
For NoteWorthy Composer Version 2.75, go to User Tool Starter Kit for more details and the download.
The above includes some basic User Tools. For even more: