A couple of others someone might find useful

fre:ac is a free audio converter and CD ripper for various formats and encoders.
"It features MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC, and Bonk format support, integrates freedb/CDDB, CDText and ID3v2 tagging and is available in several languages.

Features
Converts between MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC and Bonk formats
Integrated audio CD ripper with freedb/CDDB support
Easy to learn and use, still offering expert options when you need them
Portable application to install on a USB drive and run everywhere
Completely free and open source without any ads or other malware"

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T-encoder

"TEncoder Video Converter enables you to you converter both audio and video into a large number of formats. This detailed suite allows large batch renders and many customization options. As an added bonus you can overlay and edit subtitle files on...etc."