Mac OS X Softwares to Edit Metadata

jPdf Tweak is a versatile, cross-platform Java Swing application designed for manipulating PDF files. It offers a range of functionalities including combining, splitting, rotating, reordering, watermarking, encrypting, signing, and other essential PDF adjustments.

Fission by Rogue Amoeba is a fast and lossless audio editor designed primarily for music and podcast editing. It allows users to quickly trim, split, and join audio files without quality degradation, supporting various formats like MP3, AAC, WAV, FLAC, and AIFF. Its intuitive interface makes basic audio manipulation straightforward for both casual and experienced users.

dmMediaConverter is a user-friendly, cross-platform graphical interface (GUI) for the powerful FFmpeg command-line tool. It simplifies video and audio conversion tasks, offering batch processing, editing tools, and support for various formats without requiring extensive knowledge of FFmpeg commands.

Media Tagger is a powerful yet simple-to-use MP3 tag editor designed for efficient management of your audio library. It allows users to effortlessly edit ID3v1 and ID3v2 tags, synchronize information between them, and rename audio files based on their metadata, and vice versa. Its batch processing capabilities make organizing large music collections a breeze.

Kid3 is a powerful and versatile cross-platform audio tag editor that supports multiple audio file formats. It is designed for both novice and experienced users to efficiently organize and manage their music collections through comprehensive metadata editing features.

ExifTool is a robust, free, and open-source meta-information toolkit for wide range of file formats including image, audio, video, and PDF. It allows users to read, write, and edit extensive metadata, making it an essential tool for photographers, archivists, and anyone managing digital files.

TuneUp is a software application designed to meticulously clean, organize, and enrich digital music libraries. It intelligently analyzes song files to correct metadata inaccuracies, locate and add missing album artwork, and identify and eliminate duplicate tracks. Effectively streamlining and enhancing your music collection for a more enjoyable listening experience.

FileBot is a powerful and comprehensive tool designed for efficient file organization and renaming, specializing in media files like movies, TV shows, and anime. It automates the process of fetching accurate metadata, downloading subtitles, and managing your media library with ease.

MusicBrainz Picard is a leading open-source music tagger that identifies and organizes your digital music collection using acoustic fingerprints and comprehensive metadata from the MusicBrainz database. It offers powerful features like automatic tagging, file renaming, and plugin support to keep your music library clean and accurate.