Kid3 - Efficient Audio Tagger

With Kid3 you can:

    * Edit ID3v1.1 tags
    * Edit all ID3v2.3 and ID3v2.4 frames
    * Convert between ID3v1.1, ID3v2.3 and ID3v2.4 tags
    * Edit tags in MP3, Ogg/Vorbis, FLAC, MPC, MP4/AAC, MP2, Speex,
      TrueAudio and WavPack files.
    * Edit tags of multiple files, e.g. the artist, album, year and genre
      of all files of an album typically have the same values and can be
      set together.
    * Generate tags from filenames
    * Generate filenames from tags
    * Rename directories from tags
    * Generate playlist files
    * Automatic case conversion and string translation
    * Import and export album data
    * Import from gnudb.org, TrackType.org, MusicBrainz, Discogs