[miah_]

There are some highly opinionated open source tools that do this, like whipper. Getting it all working is.. a bit frustrating. I do wish that whipper had more knobs to tweak rather than being very opinionated in how it rips and what it outputs.

For fixing up metadata of your existing collection there is Picard.

https://github.com/whipper-team/whipper

https://picard.musicbrainz.org/