eyeD3 — Read and manipulate metadata of MP3 files. More information: <https://manned.org/eyeD3>.

View information about an MP3 file

eyeD3 {{filename.mp3}}

Set the title of an MP3 file

eyeD3 {{[-t|--title]}} "{{A Title}}" {{filename.mp3}}

Set the album of all the MP3 files in a directory

eyeD3 {{[-A|--album]}} "{{Album Name}}" {{*.mp3}}

Set the front cover art for an MP3 file

eyeD3 --add-image {{front_cover.jpeg}}:FRONT_COVER: {{filename.mp3}}