Part of the Metrasynth project.

The Complete Guide to SunVox is a freely-available book designed to cover SunVox in great detail, with sections for beginners through advanced users, and sections for developers who want to make use of the SunVox DLL in their own projects.

The book is made available using the Creative Commons Attribution-NonCommercial-ShareAlike (CC BY-NC-SA) license.

A companion Python package cgsv provides plugins for Sphinx that generate the diagrams, patterns, and audio samples used throughout the book.

The package is made available using the MIT license.

From the SunVox home page:

SunVox is a small, fast and powerful modular synthesizer with pattern-based sequencer (tracker). It is a tool for those people who like to compose music wherever they are, whenever they wish. On any device. SunVox is available for Windows, OS X, Linux, Maemo, Meego, Raspberry Pi, Windows Mobile (WindowsCE), PalmOS, iOS and Android.