Licenses and credits

Accordion Player and Accordion Editor are built with open technologies. We thank their authors.

Sound and notation

  • FluidR3 (Frank Wen) and MuseScore General (S. Christian Collins): accordion samples, MIT license.
  • Leland (MuseScore): a music font of the SMuFL standard, SIL Open Font License 1.1.
  • LilyPond is not part of the programs; the editor runs the LilyPond you installed (GPL) as a separate program.

Technologies

  • Tauri — the framework for the desktop and mobile apps (MIT / Apache 2.0).
  • React — the interface (MIT).
  • fflate — working with archives (MIT).
  • i18next — interface translations (MIT).

The site

  • The site runs on Atanemel, a lightweight content management system.
  • The fonts Unbounded and Manrope are under the SIL Open Font License 1.1.