MusicDecrypto

This project aims to implement music de-DRM for NetEase Cloud Music and QQ Music on .NET, and generate native executable through experimental Native AOT feature.

Supported formats

Format	Vorbis	MP3	Windows Media	AAC	PCM	FLAC	DSD
NetEase		✔️ .ncm				✔️ .ncm
QQ*				✔️ .tm2/tm6
	✔️ .qmcogg	✔️ .qmc0/qmc3		✔️ .tkm		✔️ .qmcflac
	❌ .mgg					⭕ .mflac
Moo		✔️ .bkcmp3				✔️ .bkcflac
Kuwo		✔️ .kwm	✔️ .kwm			✔️ .kwm
Kugou		✔️ .kgm/kgma				⭕ .kgm/kgma/vpr**	⭕ .vpr**
Xiami		✔️ .xm***		✔️ .xm***	✔️ .xm***	✔️ .xm***
* .tm0/tm3 are just custom MP3 extensions. ** only for files not larger than ~1.09 GiB. *** use -x to include files with a “normal” extension.

Build

dotnet build MusicDecrypto.Commandline/MusicDecrypto.Commandline.csproj -c Release

Dependencies

• .NET 5
• Mono.Options
• TagLib#

Run

Drag and drop files and/or directories into the executable or run:

musicdecrypto [options] [<input>...]

Options

-f, --force-overwrite    Overwrite existing files.
-n, --renew-name         Renew Hash-like names basing on metadata.
-r, --recursive          Search files recursively.
-x, --extensive          Extend range of extensions to be detected.
-o, --output <output>    Output directory.

References

• ncmdump
• unlock-music