ScanScore - ScanScore is a sheet music scanning software.
SmartScore - Scan, edit and transpose your music in just minutes.
PlayScore - Scan sheet music, play it on your phone and convert it to MIDI or MusicXML
PDFtoMusic - You often download score files in PDF format from the Internet, and youd wish to hear them?
SharpEye - SharpEye Music Reader converts a scanned image of printed music into a MIDI file, a NIFF file, or a...
OMeR - OMeR is the printed music recognition add-on for Melody Assistant or Harmony Assistant.