Super Tag Editor for reading and editing the meta-data of several popular audio formats. Currently it supports both ID3v1 and ID3v2 for MP3 files Ogg Vorbis comments and ID3 tags and Vorbis comments in FLAC MPC Speex WavPack TrueAudio WAV AIFF MP4 and ASF files.
Super Tag Editor is fast - tests have shown it to be about 6 times faster than id3lib and 3 times faster than libvorbisfile at reading tags (CPU time).