Open Source Web Browsers for Windows

Privacy-centric, open-source browser with unique UI features like vertical tabs, Split View, and Zen Glance, focusing on security and tranquility.

Fast, secure browser with built-in ad block, privacy controls, and global tracking protections. Optimizes data, speed, and battery life.

Open-source browser project forming the codebase for other browsers, with strong security, stability, frequent updates, and wide platform compatibility.

The Floorp project is a project that seeks privacy and a balance between anonymity and the public nature of the web.

Waterfox is an open-source, privacy-focused browser based on the popular open source browser with a red panda as a mascot. It is designed to be a drop-in replacement for said browser that offers enhanced privacy features, performance improvements, and customizability while...

The Mullvad Browser is a privacy-focused web browser developed in a collaboration between Mullvad VPN and the Tor Project. It’s designed to minimize tracking and fingerprinting. You could say it’s a Tor Browser to use without the Tor Network.

Chromium-based browser with preinstalled open-source blockers, default anti-tracking features, no data collection, full extension support, and a minimal interface.

Open-source browser disables Google integration and background services, increasing privacy, stripping binaries, and offering user control with full transparency.

An AI-powered proofreading tool supports over 20 languages, offering free and premium versions with extensive grammar checks across multiple apps.

The NoScript Firefox extension provides extra protection for Firefox, Seamonkey and other mozilla-based browsers: this free, open source add-on allows JavaScript, Java, Flash and other plugins to be executed only by trusted web sites of your choice (e.g. your online bank).

Cromite is a Chromium fork based on Bromite with privacy-focused features, built-in ad-blocking, user agent switching, and DNS modification to improve security.

Free software that downloads entire sites to local storage for offline use, maintaining the original link structure for seamless browsing.

Lets you sync your data and preferences (such as your bookmarks, history, passwords, open tabs and installed add-ons) across all your devices. It's free to use.

Block ads, cookies, popups & other trackers. Ghostery sets you up for a private, transparent, and fast internet.

Station is the first open-source smart browser for busy people. A single place for all of your web applications.

Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing in one application. Itis built on the open source Mozilla Gecko engine, the same code which underlies Thunderbird and is the base for the Firefox browser.

Servo is a modern, high-performance web rendering engine designed for both application and embedded use.

Gosub is a web browser with its own web engine. This engine is a modular system that allows developers to easily plug in their own components to customize the functionality of the engine. This will result in a more diverse landscape of browsers in the future.

A Floorp fork with custom branding and KDE patches by OpenSUSE. Features include pre-installed extensions like Ublock Origin and canvasblocker.

Control your cookies! This extension is inspired by Self-Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Prevent tracking by other cookies and add only the ones you trust.

Access free PDFs when viewing scholarly articles using a free browser extension for Chrome and Firefox from multiple devices. Trusted and open-source.

Min is a fast, minimal browser that protects your privacy. It includes an interface designed to minimize distractions, and features such as:

K-Meleon is an extremely fast, customizable, lightweight web browser based on the Gecko layout engine developed by Mozilla which is also used by Firefox. K-Meleon is free, open source software released under the GNU General Public License and is designed specifically for...

NetSurf is a free, open source web browser. It is written in C and released under the GNU Public Licence version 2. NetSurf has its own layout and rendering engine entirely written from scratch. It is small and capable.

Nora is a free, open-source Android app that brings together Facebook, Instagram, Reddit, Threads, X (Twitter), Bluesky, TikTok, LinkedIn, Tumblr, and VK into a single, clean interface – without a single ad.