Everyone loves music. Since FLAC was already mentioned, I will just counsel you attempt Monkey's Audio It's lossless, normally compresses better than FLAC, the source is offered (not sure what license although), supports tags, and basicall…

Music streaming companies have not historically focused on audio quality. But, in case you have something archival, then FLAC is a no brainer. WAV and other uncompressed codecs are excellent for working on, so are used in modifying tools, …