audiveris

Audiveris is an open-source Optical Music Recognition (OMR) tool designed to transcribe musical score images into symbolic representations, enabling digital processing such as playback and editing. It features a robust OMR engine utilizing various techniques for accurate recognition and a user-friendly OMR editor for correcting any errors post-processing. The application supports large scores, is cross-platform compatible, and offers OMR data export in MusicXML format, catering to both casual users and developers.