The BardMusicPlayer.Helper project is licensed under the terms of the GPLv3.
However, BardMusicPlayer.Helper includes several third-party Open-Source libraries, which are licensed under their own respective Open-Source licenses.
License: AGPLv1 https://github.com/goatcorp/Dalamud/blob/master/LICENSE
License: MIT https://github.com/HavenDV/H.Pipes/blob/master/LICENSE.txt