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Muse Group
Music software and education company From Wikipedia, the free encyclopedia
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Muse Group (MuseCY Holdings Ltd.[2]) is a Cypriot software and education company specialised in making tools and resources for music composition, music production and music education. Established in 1998 as Ultimate Guitar, it became Muse Group in 2021 following several acquisitions such as MuseScore and Audacity. It is now headquartered in Limassol, Cyprus, and became the parent company of Hal Leonard in 2023.
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![]() | This section needs expansion. You can help by adding to it. (March 2024) |

In 2017, the company acquired the open source music notation tool MuseScore (now MuseScore Studio) and its sheet music sharing platform MuseScore.com, respectively launched in 2002 and 2010.[3]
In 2021, it acquired the open source audio editor Audacity, a software project originally started in 2000.[4][5]
In 2023, Muse Group acquired American music publishing company Hal Leonard, founded in 1947, and its entire catalogue of sheet music and music learning resources.[6][1]
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