Contents The id3lib package contains the libid3 library and id3convert, id3cp, id3info and id3tag. Description libid3 libid3 provides functions for the ID3v1/v2 tag editing programs. id3convert id3convert converts between ID3v1/v2 tagging formats. id3cp id3cp extracts ID3v1/v2 tags from digital audio files. id3info id3info prints ID3v1/v2 tag contents. id3tag id3tag is an utility for editing ID3v1/v2 tags.