docs.puddletag.net
puddletag is an audio tag editor primarily created for GNU/Linux, similar to the Windows program Mp3tag. It uses a spreadsheet-like layout so tags can be edited by hand and visible. It supports extracting tag information from filenames, renaming files based on tags with patterns, and basic tag editing. Functions include text replacement, trimming and case conversion, and Actions automate repetitive tasks. Web lookups using Amazon, Discogs, FreeDB and MusicBrainz are supported.