Rosegarden is a free software digital audio workstation program developed for Linux with ALSA and Qt4. Developed by Chris Cannam, Richard Bown, Guillaume Laurent, et al.
License: Open Source
Reason is primarily focused on MIDI sequencing and virtual instruments, making it ideal for electronic music and sound design. In contrast, Rosegarden excels in notation and composition, providing tools for both MIDI and audio, suitable for musicians looking to compose and arrange music.