MuseScore is a scorewriter for Windows, macOS, and Linux, comparable to Finale and Sibelius, supporting a wide variety of file formats and input methods. It is released as free and open-source software under the GNU General Public License. MuseScore is accompanied by a freemium mobile score viewer and playback app, and an online score sharing platform. The makers of MuseScore claim that it is the world's most popular notation software.

The latest generation of the world’s best-selling music notation software, Avid® Sibelius® 7 is sophisticated enough to meet the demands of top composers, arrangers, and publishers, yet simple enough for beginners and students. Work quickly with the brand-new, task-oriented user interface.

Notion Music products allow musicians of all levels and genres to use their computers or iPad’s to compose, playback, and experience music creation with an ease and simplicity that is unprecedented in the industry. We are dedicated to perfecting music creation software, combining a fervent passion and vast musical knowledge with sounds of finest musicians and best recording technology in the world. Founded in 1998 as VirtuosoWorks, Notion Music, Inc has received numerous awards recognizing the innovative vision of its software. In 2013 PreSonus Audio Electronics, Inc purchased the assets of Notion Music, Inc

Bitwig Studio is the single solution for realizing any musical idea across every stage of production. Bitwig was founded in 2009 in Berlin by four people who envisioned a digital-audio workstation (DAW) that's reliable, innovative, and that makes helpful suggestions — and then gets out of the way. That was the idea behind the launch of our first product in 2014, Bitwig Studio.

Ardour is a hard disk recorder and digital audio workstation application that runs on Linux, macOS, FreeBSD and Microsoft Windows. Its primary author is Paul Davis, who was also responsible for the JACK Audio Connection Kit. It is intended as a digital audio workstation suitable for professional use.

Released with much fanfare in January of 1984, the Macintosh was the first affordable computer to include a Graphical User Interface. It was built around the new Motorola 68000 chip, which was significantly faster than previous processors, running at 8 MHz. The Mac came in a small beige case with a black and white monitor built in. It came with a keyboard and mouse, and had a floppy drive that took 400k 3.5in disk the first personal computer to do so. It originally sold for $2,495.

REAPER - an advanced multi-track audio, MIDI and video production and recording environment.