fre:ac is a free and open source audio converter and CD ripper that comes with an integrated tag editor and supports various audio file formats.
Use fre:ac to easily convert audio files to different formats or rip audio CDs to FLAC or MP3 files for use with a mobile player or smartphone. fre:ac can even convert whole music libraries while retaining the folder and filename structure.
The CD ripper supports the CDDB/freedb online CD database. It will automatically query song information and write it to title information tags.