Audio tag editors

Qoobar is a free and open source, multiplatform program for editing tags in classical music files

NTag is a free and open source, multiplatform audio file tag editor focused on everyday use cases

GabTag is a free and open source program for modifying and autocomplete audio file tags

Ex Falso is a free and open source, multi-platform program for viewing and editing audio file tags

Puddletag is a free and open source, powerful yet simple audio tag editor for Linux

Picard – free and open source cross-platform music tagger/audio tag editor that helps in identifying and organizing the digital audio

Kid3 – free and open source cross-platform audio tag editor for many audio file formats

EasyTAG is a simple free and open source application for viewing and editing tags in audio files and works under Linux or Windows