libmp4tag

An MP4 tagging library where all tags can be accessed and modified. Any tags, unknown tags or custom tags are never lost when the audio or video file is updated.

Features

Known, unknown and custom tags are never lost.
Custom tags, cover image data and cover image names are correctly processed.
Includes a command line utility to modify MP4/M4A tags.
Will update tags in-place if there is space available. Otherwise the entire file is re-written.
Streaming support (read-only).

Project Activity

See All Activity >

License

zlib/libpng License

Follow libmp4tag

libmp4tag Web Site

Other Useful Business Software

Demo Series - Small Business Backup By Veeam

Learn how to protect your Microsoft 365 data, with simple, actionable tips today.

Watch this on-demand demo series and learn how to protect your Microsoft 365 data with clear, simple, actionable steps that are easy to implement for businesses of all sizes.

Watch Demo Series

Rate This Project

User Ratings

5.0 out of 5 stars

★★★★★

★★★★

★★★

★★

★

ease 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5

features 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5

design 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5

support 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5

User Reviews

Filter Reviews:

All

weltyj Posted 2025-08-11

Wow. Just what I needed. A commandline tagger for mp4 files, that understands custom tags too. Well documented. Thank you! Jeff Welty

Additional Project Details

Operating Systems

BSD, Linux, Mac, Windows

Intended Audience

Developers

Programming Language

Related Categories

C Tag Editors

Registered

2023-08-17

Similar Business Software

LALAL.AI

LALAL.AI is a next-generation audio separation service powered by advanced AI technology. With a suite of innovative tools - Stem Splitter, Voice Cleaner, Voice Changer, Voice Cloner, VST Plugin, LALAL.AI enables users to take their audio content to the next level. Stem Splitter The core...

See Software
Hindenburg PRO

Hindenburg PRO is a multitrack audio editor designed for podcasters, audio producers and radio journalists. It might look like any other audio editor - but it’s not. The design and features are tailored specifically for spoken-word productions. Work smarter and faster with our easy-to-learn...

See Software
Audio AI Dynamics

🎶 Audio AI Dynamics (AAID): AI-powered tools for music creators 🎶 A suite of web-based audio tools designed to empower musicians, producers, and audio enthusiasts. Whether you're a pro or just starting out, Audio AI Dynamics offers a range of features to enhance your music workflow. 🎧 🔊...

See Software
MixPad

With MixPad multi-track recording and mixing software, you can access all the power of professional recording and mixing equipment through a single platform that streamlines the process and makes mixing a breeze. Get the MixPad free multitrack recording software for non-commercial use only. If...

See Software
Kingshiper Audio Editor

Kingshiper Audio Editor is the world's leading reliable audio editing software that helps you create, edit, and convert audio files. It has powerful features and an easy-to-use interface, making it perfect for professionals and enthusiasts alike. Kingshiper Audio Editor offers a comprehensive...

See Software
Adobe Audition

A professional audio workstation. Create, mix, and design sound effects with the industry’s best digital audio editing software. Audition is a comprehensive toolset that includes multitrack, waveform, and spectral display for creating, mixing, editing, and restoring audio content. This powerful...

See Software

Report inappropriate content