Harden Firefox privacy and anti-tracking settings with the arkenfox user.js configuration template.
Open source
7 alternativesPhoenix
Customize Firefox with Phoenix, a set of configurations and modifications focused on privacy, security, and usability.
About Phoenix
Phoenix is a suite of configurations and advanced modifications for Mozilla Firefox. It focuses on privacy, security, freedom, functionality and usability, and includes specialized configurations such as a Hardened option. It is used with Firefox rather than as a separate browser.
Key features
- Provides configuration files that modify Mozilla Firefox settings
- Offers specialized configurations including a Hardened option
- Addresses privacy, security, freedom, functionality and usability
Best for: Firefox users who want to apply privacy- and security-oriented configuration changes.
Good for
- Covers privacy, security, freedom, functionality and usability in one suite
- Offers specialized configurations for different use cases
Watch out for
- Requires Mozilla Firefox rather than working as a standalone browser
Phoenix at a glance
- Category
- Privacy & Security › Private Browsers & Search
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Apply Phoenix configurations and modifications to Mozilla Firefox for privacy, security, and usability.
Open source
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Phoenix FAQ
Where should bugs or suggestions be reported?
Through the project's unified issue tracker.
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