Video to Audio Converter

A free, open-source video to audio converter that runs entirely in your browser. No server uploads, no registration required - your files never leave your device.

Features

• 100% Privacy: All processing happens locally in your browser using WebAssembly
• Multiple Formats: Convert to MP3, WAV, AAC, OGG, or FLAC
• No Limits: No file size restrictions, no conversion limits
• No Registration: Start converting immediately, no account needed
• Dark Mode: Automatic dark mode support based on system preferences

Supported Input Formats

• MP4
• AVI
• MOV
• MKV
• WebM
• And more video formats

Demo

Try the full-featured version at freevideotoaudio.com

Tech Stack

• Next.js - React framework
• FFmpeg.wasm - WebAssembly port of FFmpeg
• Tailwind CSS - Styling

Getting Started

Prerequisites

• Node.js 18+
• npm or pnpm

Installation

# Clone the repository
git clone https://github.com/guyfar/video-audio-converter.git
cd video-audio-converter

# Install dependencies
npm install

# Start development server
npm run dev

Open http://localhost:3000 in your browser.

Build for Production

npm run build

The static files will be generated in the out directory.

How It Works

This converter uses FFmpeg compiled to WebAssembly, which means:

1. Your video file is read directly in your browser
2. FFmpeg.wasm processes the file locally
3. The extracted audio is generated in your browser
4. You download the result directly - no server involved

License

MIT License - feel free to use this in your own projects!

Links

• Full Version: freevideotoaudio.com
• Issues: GitHub Issues

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.