ID3v1 & ID3v2 MP3 tag editing in one window - Winamp & Shoutcast Forums
vbAccelerator - Reading and Writing MP3 ID3v1 and ID3v2 Tags
GitHub - teragonaudio/id3reader: Id3reader.py is a Python module that reads ID3 metadata tags in MP3 files. It can read ID3v1, ID3v2.2, ID3v2.3, or ID3v2.4 tags. It does not write tags at all.
MP3 TAG - Poweramp Feature Requests - Poweramp
ID3v1 & ID3v2 MP3 tag editing in one window - Winamp & Shoutcast Forums
Free MP3 Audio Tag Management
ID3 Tag Remover - gHacks Tech News
Understanding Tags - Support - Mp3tag Community
ID3 Tag Editor
How to copy ID3v1 to ID3v2 or ID3v2 to ID3v1 | ManiacTools