Sibelius - Sibelius is a virtual score creation tool which allows composers to easily create new piano scores, developed by Avid.
RapidComposer - MusicDevelopments RapidComposer: Music Prototyping and Automated Composition Software
Guitar Pro 7 - Create, play and share your tabs
Captain Chords - Write chord progressions in your favorite DAW
Synfire - The comprehensive Music Prototyping Studio for professionals and enthusiasts.
Instachord - MIDI Processing Plugin that helps you play chords and chord progressions faster and easier.