Open source, cross-platform MP3 analysis tool that also includes correction and tag editing functionality. Website includes screenshots and documentation.
Utility to help manage MP3 collections. Combines an MP3 player, tag editor, and file manager. Can rename files based on the ID3 tag, supports M3U playlists, and can export playlists in DBF, TXT, and HTML formats.
Open source ID3 tag utility with the ability to rename MP3s based on tags, create tags based on MP3 name, generate playlists, create backup files of lyrics, and auto-neaten all tags. (Requires the Java runtime environment)
Open source program that automatically retrieves the correct metadata such as titles and album name from Musicbrainz for mp3 files. It then saves the data in ID3v1 or ID3v2 tags and renames the files accordingly.