Tool to extract and edit ID3 tags in the MP3 container
Technical info viewer and ID3 1.x tag editor in mp3 files. mp3info has an interactive mode (using curses) and a command line mode. A separate executable includes a GTK-based GUI version. MP3Info can display ID3 tag information as well as various technical aspects of an MP3 file including playing time, bit-rate, sampling frequency and other attributes in a pre-defined or user-specifiable output format.