Here are the chord recognition algorithms we submitted to MIREX 2010 & 2009 for the Audio Chord Detection task. (Results 2009 & 2010). These softwares are released using a GNU GENERAL PUBLIC LICENSE. The publications related to these algorithms can be found in the Publications section of this website.

MIREX 2010

OFG1 zip pdf

MIREX 2009

OGF1 (min-maj) zip pdf
OGF2 (min-maj-7) zip pdf