ruby-mp3info read low-level informations and manipulate tags on mp3 files.

* Written in pure ruby
* Read low-level informations like bitrate, length, samplerate, etc...
* Read, write, remove id3v1 and id3v2 tags
* Correctly read VBR files (with or without Xing header)
* Only 2.3 version is supported for writings id3v2 tags
* id3v2 tags are always written in UTF-16 encoding

Homepage:
https://github.com/moumar/ruby-mp3info
