ConcertWare is a music composition

Music

Music is an art form whose medium is sound and silence. Its common elements are pitch , rhythm , dynamics, and the sonic qualities of timbre and texture...

 software program made by Chad Mitchell of Great Wave Software

Great Wave Software

Great Wave Software was an educational computer software company founded in 1984 by Dr. Chad Mitchell and Stacy Mitchell and was located in Scotts Valley, California.Products produced by Great Wave included:*NumberMaze*NumberMaze Challenge*ReadingMaze...

 for the Mac OS

Mac OS

Mac OS is a series of graphical user interface-based operating systems developed by Apple Inc. for their Macintosh line of computer systems. The Macintosh user experience is credited with popularizing the graphical user interface...

 in 1984. Later versions were published by Jump! Software Inc. It was the first music program for the Apple Macintosh that printed music from a graphics screen. It included MIDI keyboard

MIDI keyboard

A MIDI keyboard is typically a piano-style user interface keyboard device used for sending signals or commands over a USB or MIDI cable to other devices connected and operating on the same MIDI protocol interface...

 capabilities with an on-screen keyboard

Computer keyboard

In computing, a keyboard is a typewriter-style keyboard, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches...

. The 1994 Jump! Software version of Concertware 1.5 was Mac/Win. In January 2000 Jump! Music discontinued support for all Macintosh products and by 2001 the company website was no longer in service.