AAX Audio Converter

A TypeScript library and CLI tool for converting Audible AAX audiobooks to standard MP3, M4A, or M4B formats.

Features

• Convert AAX files to MP3, M4A, or M4B formats
• Preserve chapter information
• Automatically detect Audible activation code
• Split audiobooks by chapters
• Simple command-line interface

Get Started

It's rather simple to get started:

# Install globally
npm install -g @stacksjs/aax

# Or use with npx
npx @stacksjs/aax

# Convert an AAX file
aax convert your-audiobook.aax

Requirements

• ffmpeg & audible must be installed and available in your PATH

Developer Experience (DX)

This package comes pre-configured with the following:

• Powerful Build Process - via Bun
• Fully Typed APIs - via TypeScript
• Documentation-ready - via VitePress
• CLI & Binary - via Bun & CAC
• Be a Good Commitizen - pre-configured Commitizen & git-cz setup
• Built With Testing In Mind - pre-configured unit-testing
• ESLint - for code linting
• GitHub Actions - runs your CI

Changelog

Please see our releases page for more information on what has changed recently.

Contributing

Please review the Contributing Guide for details.

Stargazers

Community

For help, discussion about best practices, or any other conversation that would benefit from being searchable:

Discussions on GitHub

For casual chit-chat with others using this package:

Join the Stacks Discord Server

Postcardware

"Software that is free, but hopes for a postcard." We love receiving postcards from around the world showing where Stacks is being used! We showcase them on our website too.

Our address: Stacks.js, 12665 Village Ln #2306, Playa Vista, CA 90094, United States 🌎

Credits

• @audiamus for the original AaxAudioConverter

Sponsors

We would like to extend our thanks to the following sponsors for funding Stacks development. If you are interested in becoming a sponsor, please reach out to us.

• JetBrains
• The Solana Foundation

License

The MIT License (MIT). Please see LICENSE for more information.

Made with 💙