eyeD3 vs Mutagen

Side-by-side — pricing, strengths, tradeoffs, and fit.

eyeD3

A Python library for reading and writing ID3 metadata in MP3 files.

Mutagen

Python module for handling audio metadata

At a glance

Open SourceFree Tier
● Established·From $0
Open SourceFree Tier
● Established·From $0

Overview

One-liner

A Python library for reading and writing ID3 metadata in MP3 files.

One-liner

Python module for handling audio metadata

Maturity

Established

Maturity

Established

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Open source — free to use

Free tier

✓ Available

Open source — free to use

Starts at

$0

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

Developers working on projects involving large MP3 collections and need automated metadata handling.
Audio enthusiasts who want to manage their music library's metadata efficiently.

✓ Best for

Developers working on projects involving the manipulation and extraction of metadata from various audio file formats.
Audio application developers who need a robust library for handling different types of audio files.

Not ideal for

✕ Not for

Projects requiring real-time audio processing or streaming, as eyeD3 focuses solely on metadata manipulation.
Users looking for a tool that supports formats other than MP3 with ID3 tags.

✕ Not for

Projects that require real-time streaming capabilities as Mutagen is focused on local file operations.
Applications needing advanced AI-based audio processing beyond metadata manipulation.

Strengths

↑ Strengths

Supports reading and writing ID3v1, v2.3, and v2.4 tags
Provides detailed control over tag properties such as artist, album, genre, etc.
Includes a command-line interface for easy use in scripts

↑ Strengths

Supports multiple audio formats including MP3, Ogg Vorbis, FLAC, and more.
Allows for reading and writing metadata tags in various formats.
Provides a simple API for manipulating audio file metadata.

Weaknesses

↓ Weaknesses

Limited support for non-Python environments
Poor documentation and examples
Frequent breaking changes between versions

↓ Weaknesses

Limited support for certain audio formats
Inconsistent API across different file types
Poor documentation for advanced use cases
Performance issues with large files or datasets
Full eyeD3 profile →Full Mutagen profile →