NOTION is a computer software program for music composition and performance created by NOTION Music, a company located in
Greensboro, North Carolina. Created for use on
Microsoft Windows and
Mac OS, NOTION's sample library for playback was recorded at
Abbey Road by the
London Symphony Orchestra. NOTION Music also offers other programs with names written in all caps, including PROTEGE (similar to NOTION with limited functionality),
PROGRESSION (a composition program oriented to guitarists), and NOTION Conducting (for Conducting classes).