LibreWolf

LibreWolf is a fork of Firefox, with enhanced security and privacy settings.

Ad-Free Privacy Friendly Open Source No Third-Party Trackers Energy Efficient
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Description

LibreWolf is a community-driven, privacy-focused fork of Firefox, designed to maximise protection against tracking, fingerprinting, and data collection. It removes all telemetry, ads, and anti-freedom features (like DRM) while maintaining compatibility with Firefox extensions and the latest security updates. LibreWolf is fully open-source and prioritises minimal data exposure. The Extension uBlock Origin is pre-installed.

In 2025, LibreWolf has been praised for its commitment to avoiding generative AI and maintaining a telemetry-free, ad-free experience.

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Sustainability Features of LibreWolf

Ad-Free - Services that do not display advertisements to users, ensuring a cleaner and more private experience.

LibreWolf is mostly ad-free, ensuring a cleaner and more private user experience.Source: LibreWolf Features

Privacy Friendly - It does not track users unnecessarily.

LibreWolf blocks trackers, ads, and fingerprinting by default, with enhanced protections like uBlock Origin pre-installed and stricter privacy settings.Source: LibreWolf Features

Open Source - Free and Open-Source Software

LibreWolf is fully open-source, allowing for community audits, contributions, and transparency in its development.Source: Codeberg Repos

No Third-Party Trackers - Services that do not use third-party cookies or trackers, ensuring user privacy.

LibreWolf does not allow third-party cookies or share user data with external parties.Source: LibreWolf Features

Energy Efficient - Hardware or services designed to consume minimal energy, reducing environmental impact.

LibreWolfs’s built-in ad and tracker blocking reduces unnecessary data and energy consumption. The decision to avoid AI bloat in its browser saves even more resources.

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Summary

LibreWolf is a hardened, privacy-focused fork of Firefox, offering robust tracking and ad blocking, full open-source transparency, and a commitment to user freedom. It is a top choice for users prioritising privacy and minimal data exposure.

Sustainability Score
91

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