Toolkit for converting and building songs for Rock Band, Guitar Hero, Clone Hero, and other similar rhythm games
293
stars
4,706
commits
Haskell
primary language
Oct 12, 2025
updated
I transcribe songs for use in Harmonix's Rock Band 3 and other similar rhythm games. Along the way, I've written a helpful program to streamline the build process, and do all sorts of useful conversions and transformations.
Download from the releases page.

This repository contains the "source" for charts which (once finished) are available from my thread on the Customs Creators forum, or from my own website (work in progress).
The Onyx software is free software via the GNU GPL v3.
My transcriptions (not the compositions) are freely licensed under Creative Commons Attribution-ShareAlike. All compositions are the property of the original artists.
In addition to my own charts, this repository contains work by several other authors, including: Harmonix, Grinnz, mazegeek999, TheLieInKing, and more. (Credited in individual song READMEs.) Other authors' work hosted here is not necessarily licensed in the same way; please contact them if you want permission to redistribute or repackage charts.
Haskell
76.0%
C
13.3%
PureScript
3.3%
C++
2.1%
TeX
1.5%
Toolkit for converting and building songs for Rock Band, Guitar Hero, Clone Hero, and other similar rhythm games
293
stars
4,706
commits
Haskell
primary language
Oct 12, 2025
updated
I transcribe songs for use in Harmonix's Rock Band 3 and other similar rhythm games. Along the way, I've written a helpful program to streamline the build process, and do all sorts of useful conversions and transformations.
Download from the releases page.

This repository contains the "source" for charts which (once finished) are available from my thread on the Customs Creators forum, or from my own website (work in progress).
The Onyx software is free software via the GNU GPL v3.
My transcriptions (not the compositions) are freely licensed under Creative Commons Attribution-ShareAlike. All compositions are the property of the original artists.
In addition to my own charts, this repository contains work by several other authors, including: Harmonix, Grinnz, mazegeek999, TheLieInKing, and more. (Credited in individual song READMEs.) Other authors' work hosted here is not necessarily licensed in the same way; please contact them if you want permission to redistribute or repackage charts.
Haskell
76.0%
C
13.3%
PureScript
3.3%
C++
2.1%
TeX
1.5%