I bought one just this week because of this. They really went above and beyond: - mechanical CAD, schematic and PCB files: https://docs.teufel.de/download/MYND

I bought one just this week because of this. They really went above and beyond: - mechanical CAD, schematic and PCB files: https://docs.teufel.de/download/MYND/Open_Source_Hardware_Files.zip https://docs.teufel.de/download/MYND/Open_Source_Hardware_Fi... - firmware: https://github.com/teufelaudio/mynd-firmware https://github.com/teufelaudio/mynd-firmware - Bluetooth API documentation: https://cdn.teufelaudio.com/image/upload/v1748589486/products/MYND/pdf/OA2302-MYND_OPEN_SOURCE-App-SW-Requirements-2025-05-23.pdf https://cdn.teufelaudio.com/image/upload/v1748589486/product... - battery repair/replacement guide: https://cdn.teufelaudio.com/products/MYND/pdf/Teufel_MYND_RM_DE_V1.0_PD.pdf https://cdn.teufelaudio.com/products/MYND/pdf/Teufel_MYND_RM... I believe that they designed the mechanical parts to be 3D-printable as well.