Tool for reading, writing, and manipulating ID3v1 and ID3v2 tags of MP3 files.

# To set artist and title tag of one MP3 file on the given path:
id3tag --artist=artist --title=title path/to/file

# To set album title of all MP3 files in the current directory:
id3tag --album=album *.mp3

# To get more help:
id3tag --help

# To install id3lib (which contains id3tag) via homebrew:
brew install id3lib