id3tool: id3tool (command line utility for manipulation ID3 tags) id3tool: id3tool: ID3 tags are present in MPEG-Layer-3 (mp3) files. id3tool: They include the information which is shown by audio-devices when an id3tool: mp3-file is played. id3tool: id3tool allows for manipulating those ID3 tags on the commandline. id3tool: id3tool: id3tool: id3tool: id3tool: