3 Open Source Alternatives to Firefox

A list of 3 carefully selected open-source alternatives to Firefox.

Adrian
Created by
Adrian
Mar 9, 2025Updated4 min read

The open-source alternatives are ranked based on our custom ranking system and score. This system takes into account various factors to determine the best alternatives.

If you’re looking for alternative features or workflows, here is a prepared detailed list of Firefox open-source alternatives — each with its own distinctive strengths and key features.

#1
Ladybird logo

Ladybird

35,235
1,468

Ladybird is a truly independent web browser built from scratch by a non-profit organization. It emphasizes rendering the modern web with performance, stability, and security while adhering strictly to web standards.

Ladybird screenshot

Key Features

  • Built from scratch with no external browser engine code
  • Web standards-first approach for modern web rendering
  • Cross-platform support for Linux, macOS, and Unix-like systems
  • Focused solely on web browsing without default monetization
  • Community-led development backed by a non-profit organization

Ladybird is a groundbreaking browser and web engine that is being developed entirely from scratch. It is designed to deliver excellent performance and security by focusing on modern web standards and stability. Built for Linux, macOS, and Unix-like systems, it operates without incorporating code from other browsers and avoids monetization schemes, ensuring a pure browsing experience. Developers and early adopters are encouraged to contribute to its evolving codebase.

#2
Brave logo

Brave

18,760
2,494

Brave is a privacy-focused browser available on Android, iOS, Linux, macOS, and Windows, designed to deliver faster, more secure web experiences. It blocks ads and trackers by default while offering features like a built-in AI assistant, independent search, and an integrated crypto wallet.

Brave screenshot

Key Features

  • Privacy-first browsing with default ad and tracker blocking
  • Built-in Brave Shields for customizable protection
  • Independent, AI-augmented search engine for unbiased results
  • Optional Firewall + VPN for device-wide security
  • Integrated crypto wallet and rewards system (BAT)

Brave transforms your browsing experience by automatically blocking intrusive ads, trackers, and cookie pop-ups. Its built-in privacy shields and advanced security measures ensure enhanced protection without sacrificing speed. Enjoy integrated features such as Brave Search with AI capabilities, an optional VPN, and a native crypto wallet, all designed to make switching browsers effortless and your online activity truly private.

#3
Zen Browser logo

Zen Browser

26,656
695

Zen Browser offers a distraction-free, productivity-centered browsing experience designed to help you stay focused on your work. It combines innovative features such as workspaces, compact mode, and split view with a commitment to privacy and simplicity.

Zen Browser screenshot

Key Features

  • Organize tabs into workspaces for project separation
  • Compact Mode for enhanced screen real estate
  • Glance feature for instant tab previews
  • Split View for side-by-side multitasking
  • Privacy-focused and open-source foundation

Zen Browser is crafted to enhance your productivity by organizing tabs into dedicated workspaces and providing a compact mode that maximizes screen space. Its Glance feature enables quick tab previews, while the split view supports multitasking with up to four tabs side by side. Engineered with privacy in mind, Zen Browser remains free and open-source, ensuring that your online experience is both secure and efficient.

About Firefox

Firefox, a popular brand developed by Mozilla, offers a range of products and services to enhance your internet experience. With Firefox, you can stay up-to-date with all the latest news, ensuring you never miss a beat. Looking to download Firefox? Look no further – you can easily access it here. As a company deeply committed to internet culture, Mozilla offers a wealth of resources to help you navigate the online world. From deep dives into internet culture, privacy and security features, to informative videos and interviews, Mozilla has you covered. But that's not all! Firefox also provides a range of products to improve your browsing experience. With features like Pocket, Mozilla VPN, and Firefox's own news platform, you have all the tools you need to explore the internet with ease. Plus, Firefox is continually evolving, with each new version boosting its accessibility performance. Download Firefox today and challenge the default with a brand that puts your internet experience first.
This comparison data was compiled with AI assistance.
Firefox logo

Firefox

Firefox is more than a browser. Learn more about Firefox products that handle your data with respect and are built for privacy anywhere you go online.

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