Volume Booster 🔊🚀

A powerful, lightweight, and privacy-focused volume booster extension for Firefox. Built with Manifest V3 and the Web Audio API, it allows you to amplify your browser's audio up to 1000% with per-tab persistence.

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✨ Features

• Two Boosting Modes:
  • 🟢 Standard Mode: Boost up to 600% (Safe, high-quality amplification).
  • 🔴 Extreme Mode: Unlock the limit up to 1000% for those ultra-quiet videos.
• Per-Tab Memory: The extension remembers your volume settings for each specific tab, even after a page refresh or navigation.
• Dynamic UI:
  • Glow Effect: Visual feedback through a glowing percentage indicator that changes color based on the boost level.
  • Theme Support: Manual toggle for Dark Mode (Default) and Light Mode, saved to your preferences.
• Smart "Apply Last": One-click button to apply the last used volume level globally.
• Clean Architecture: Written in vanilla JavaScript (no frameworks) using the Web Audio API for low-latency, high-fidelity sound manipulation.
• Privacy First: No tracking, no data collection, and no external server calls.

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🛠 Installation

Since this extension is optimized for Firefox, you can install it manually:

Method 1: Permanent Installation (Skip to step 4 if you downloaded the .xpi file)

1. Download the repository as a ZIP.
2. Extract the files and compress the contents (including manifest.json and the icons folder) into a new .zip file.
3. Rename the file extension from .zip to .xpi.
4. In Firefox, go to about:config and set xpinstall.signatures.required to false.
5. Go to about:addons, click the gear icon ⚙️, and select "Install Add-on From File...".
6. Select your .xpi file.

Method 2: Temporary (Developer Mode)

1. Go to about:debugging#/runtime/this-firefox.
2. Click "Load Temporary Add-on...".
3. Select the manifest.json file from the project folder.

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🔒 Permissions Explained

To provide reliable audio boosting, this extension requires:

• scripting: To inject the audio processing engine into the webpage.
• <all_urls>: To detect and capture audio/video elements on any site you visit.
• storage: To remember your theme preference and "Apply Last" volume settings.
• tabs: To manage volume levels independently for each tab.

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🤝 Contributing

Contributions are welcome! If you have ideas for new features or find a bug, feel free to:

1. Fork the project.
2. Create your Feature Branch (git checkout -b feature/AmazingFeature).
3. Commit your changes (git commit -m 'Add some AmazingFeature').
4. Push to the branch (git push origin feature/AmazingFeature).
5. Open a Pull Request.

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⚠️ Disclaimer

Protect your hearing! Prolonged use of extreme volume levels can damage your ears and your hardware (speakers/headphones). Use the Extreme (1000%) mode with caution. The author is not responsible for any damage caused by the misuse of this software.

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📄 License

Distributed under the MIT License. See LICENSE for more information.