ScanScore - ScanScore is a sheet music scanning software.
SmartScore - Scan, edit and transpose your music in just minutes.
SharpEye - SharpEye Music Reader converts a scanned image of printed music into a MIDI file, a NIFF file, or a...
PhotoScore Ultimate - used for optical music recognition
NEURATRON PhotoScore - Music scanning & PDF to notation software.
PDFtoMusic - You often download score files in PDF format from the Internet, and youd wish to hear them?