awesome-repositories.com
Blog
MCP
awesome-repositories.com

Discover the best open-source repositories with AI-powered search.

ExploreCurated searchesOpen-source alternativesSelf-hosted softwareBlogSitemap
ProjectMCP serverAboutHow we rankPress
LegalPrivacyTerms
© 2026 Bringes Technology SRL·VAT RO45896025·hello@awesome-repositories.com

web browser

Ranking updated Jun 30, 2026

For an open source web browser for privacy, the strongest matches are browserworks/waterfox (Waterfox is a full-featured open-source web browser built on), floorp-projects/floorp (Floorp is a full-featured open-source web browser built on) and zen-browser/desktop (zen-browser/desktop is a Gecko-based open-source browser that delivers strong). mozilla-mobile/firefox-ios and kiwibrowser/src.next round out the shortlist. Each is ranked by relevance to your query, popularity and recent activity.

We curate open-source GitHub repositories matching “open source browser”. Results are ranked by relevance to your query — pick filters below to narrow, or refine with AI.

web browser

Find the best repos with AI.We'll search the best matching repositories with AI.
  • browserworks/waterfoxBrowserWorks avatar

    BrowserWorks/waterfox

    5,958View on GitHub↗

    Waterfox is a privacy-focused web browser built on a fork of the Gecko engine that removes all telemetry and tracking code while preserving full extension compatibility. It encrypts DNS queries through independent third-party resolvers to prevent centralized monitoring of browsing destinations, and organizes browser tabs into hierarchical parent-child trees with collapsible branches and keyboard-driven navigation. The browser maintains a backward-compatible runtime bridge that supports both legacy XUL-based add-ons and modern WebExtensions simultaneously, allowing users to keep using older or

    Waterfox is a full-featured open-source web browser built on the Gecko engine (non-Chromium) that removes telemetry, encrypts DNS, and supports both legacy XUL add-ons and modern WebExtensions, giving you extensive customizability and a rich extension ecosystem across Windows, Linux, and Android—exactly the general-purpose, privacy-focused browser you're looking for.

    JavaScriptExtension SupportGecko Engine Forks
    View on GitHub↗5,958
  • floorp-projects/floorpFloorp-Projects avatar

    Floorp-Projects/Floorp

    8,003View on GitHub↗

    Floorp is a privacy-focused web browser built on the Firefox engine. It functions as a customizable browser shell that allows users to modify the layout and functional behavior of the interface. The project emphasizes a customizable browser interface, enabling the organization and arrangement of toolbars, sidebars, and menus to create a personalized workspace. It integrates privacy-focused browsing and secure online navigation to minimize data tracking and protect user identity from third-party observers. Additional capabilities include eco-friendly internet usage designed to reduce the envi

    Floorp is a full-featured open-source web browser built on Firefox, providing a non-Chromium rendering engine, built-in privacy protections, extensive interface customizability, support for the Firefox extension ecosystem, and cross-device synchronization — exactly what this search calls for.

    TypeScriptPrivacy Filters
    View on GitHub↗8,003
  • zen-browser/desktopzen-browser avatar

    zen-browser/desktop

    42,877View on GitHub↗

    This project is an open-source desktop web browser built on the Gecko rendering engine. It is designed to prioritize user privacy and security, utilizing a multi-process architecture to isolate web content and maintain a secure sandbox environment for all browsing activities. The browser distinguishes itself through a highly modular interface engine that allows users to customize visual layouts and functional behaviors using style sheets and community-developed modifications. It supports advanced productivity workflows by enabling users to synchronize navigation state across multiple windows,

    zen-browser/desktop is a Gecko-based open-source browser that delivers strong privacy protections and extensive interface customization, and while it supports extension ecosystems and window-state synchronization, its sync features are currently limited to local windows rather than full cross-platform device sync.

    JavaScriptExtension SupportExtension Systems
    View on GitHub↗42,877
  • mozilla-mobile/firefox-iosmozilla-mobile avatar

    mozilla-mobile/firefox-ios

    12,973View on GitHub↗

    Firefox iOS is a mobile web browser for iOS devices that uses the WebKit engine to render web content and provide navigation and search capabilities. It is a cross-platform browser implementation that adapts core browsing technologies and user interfaces for the Apple mobile operating system. The project includes a specialized build pipeline for automating the compilation, linting, and testing of the application. This system manages remote asset syncing for brand iconography and enforces coding standards through static analysis quality gates. The browser supports the injection of user script

    Firefox for iOS is an open-source mobile web browser that uses WebKit (a non-Chromium rendering engine) and includes built-in privacy protections and cross-platform sync, fitting the general-purpose browser search though it is limited to iOS devices.

    SwiftWebKit-Based Browsers
    View on GitHub↗12,973
  • kiwibrowser/src.nextkiwibrowser avatar

    kiwibrowser/src.next

    3,520View on GitHub↗

    This project is a Chromium-based web browser and multi-process browser shell. It utilizes a sandboxed architecture to isolate the rendering engine from the browser shell and manages web page rendering through GPU acceleration. The system includes a browser extension host and framework designed to execute third-party add-ons by managing their bindings, events, and feature sets. It also incorporates a web platform performance suite that uses synthetic microbenchmarks to measure the latency and throughput of low-level system primitives. The browser maintains security boundaries via filtered int

    Kiwibrowser is an open-source, Chromium-based browser with a sandboxed architecture and extension support, fitting the general-purpose browser category, though its Chromium engine and lack of highlighted privacy protections or cross-platform sync may limit its appeal as a non-mainstream alternative.

    C++Extension Systems
    View on GitHub↗3,520
  • mozilla-firefox/firefoxmozilla-firefox avatar

    mozilla-firefox/firefox

    11,305View on GitHub↗

    Firefox is a cross-platform web browser engine designed to render web content, execute JavaScript, and manage secure browsing sessions. It utilizes a multi-process isolation architecture that distributes browser tasks across independent operating system processes to ensure stability and prevent site-specific failures from impacting the entire application. The engine incorporates a sandboxed execution environment to restrict web content and untrusted scripts to isolated memory compartments, enforcing security policies that prevent unauthorized access to system resources. The project distinguis

    Firefox is a general-purpose open-source web browser with a non-Chromium engine (Gecko), built-in privacy protections, extensive customizability, a rich extension ecosystem, and cross-platform sync, exactly matching what you are looking for.

    JavaScriptSecure Multi-Device Synchronization
    View on GitHub↗11,305
  • waterfoxco/waterfoxWaterfoxCo avatar

    WaterfoxCo/Waterfox

    6,001View on GitHub↗

    Waterfox is a cross-platform web browser built on the Firefox engine. It functions as a privacy-focused browsing platform designed to render web content and navigate the internet across multiple operating systems. The browser is distinguished by its removal of telemetry and tracking to prevent data collection and user profiling. It maintains compatibility with both modern and classic browser extensions, allowing users to modify functionality and the visual user interface. The project covers broad capabilities in cross-platform web rendering and customizable browser experiences, utilizing a b

    Waterfox is a privacy-focused, cross-platform browser built on the Firefox (Gecko) engine — a non-Chromium rendering engine — and includes telemetry removal, full extension compatibility, and UI customization, making it a direct fit for a general-purpose open-source browser with those features.

    JavaScriptWeb Page RenderingBrowser EnginesFirefox-Based Browser Distributions
    View on GitHub↗6,001
  • ungoogled-software/ungoogled-chromiumungoogled-software avatar

    ungoogled-software/ungoogled-chromium

    26,944View on GitHub↗

    Ungoogled Chromium is a desktop web browser derived from the open-source Chromium codebase, modified to remove all background communication with external services and proprietary dependencies. It functions as a privacy-focused distribution that ensures user data remains local by eliminating telemetry hooks and data collection integrations. The project distinguishes itself through extensive source-code pruning and domain-substitution patching, which replace hardcoded service URLs with non-functional placeholders to prevent unauthorized data transmission. It further hardens the browser runtime

    Ungoogled Chromium is a privacy-hardened web browser stripped of Google services, but it is built on the Chromium engine, so it does not satisfy the requirement for a non-Chromium rendering engine while still being a fully functional open-source browser.

    PythonPrivacy-Focused Web BrowsersDe-Googled Browser DistributionsPrivacy-Focused Browsing
    View on GitHub↗26,944
  • mozilla-mobile/fenixmozilla-mobile avatar

    mozilla-mobile/fenix

    6,394View on GitHub↗

    Fenix is an open-source mobile web browser for Android that uses Mozilla's GeckoView engine to render web pages with full platform support. It is built as an Android application that provides core browsing capabilities including tab management, bookmarks, and privacy controls, and is developed as a multi-repository project that coordinates the browser UI, reusable Android components, and the rendering engine across separate codebases. The browser's interface is organized as a component-based architecture, where the UI is assembled from a set of reusable Android components that can be develope

    Fenix is an open-source Android browser built on Mozilla's GeckoView engine, offering privacy controls and sync capabilities, but it is limited to mobile devices rather than providing a full desktop browsing experience.

    KotlinGeckoView Engine IntegrationsGeckoView-Based Mobile BrowsersMobile Web Browsers
    View on GitHub↗6,394
  • brave/brave-browserbrave avatar

    brave/brave-browser

    21,691View on GitHub↗

    Brave is a privacy-centric web browser built on the Chromium engine. It functions as a cross-platform navigation tool designed to protect user data by automatically blocking trackers and advertisements by default. The browser distinguishes itself through integrated search capabilities that allow for programmatic control over query execution and data retrieval. It provides a platform for custom search engine development, enabling users to apply specific ranking rules, filter content based on geographic or temporal constraints, and enrich results with real-time structured data. Beyond its core

    Brave is a privacy-focused open-source web browser with built-in tracker blocking and cross-platform sync, but it is built on Chromium rather than a non-Chromium rendering engine as this search specifies.

    Privacy-Focused Web BrowsersWeb BrowsersPrivacy-Focused Browsing
    View on GitHub↗21,691
  • brave/browser-laptopbrave avatar

    brave/browser-laptop

    7,909View on GitHub↗

    Brave is a privacy-focused desktop browser built on Chromium that blocks ads and trackers by default, and includes an integrated AI assistant and a built-in VPN client. It is available for Windows, macOS, and Linux, and can be deployed across organizations using enterprise group policies for managed configuration. The browser distinguishes itself by combining default ad and tracker blocking with a system-level VPN that encrypts all device traffic, and an AI assistant that answers questions and generates text content directly within the browsing interface. It also supports private browsing and

    Brave is a fully featured open-source web browser with built-in privacy protections, VPN, and cross-platform support, but it is built on Chromium rather than a non-Chromium rendering engine, which may not satisfy the request for a browser with a separate engine.

    JavaScriptChromium-Based BrowsersDesktop BrowsersBrowser
    View on GitHub↗7,909
  • eloston/ungoogled-chromiumEloston avatar

    Eloston/ungoogled-chromium

    26,976View on GitHub↗

    Ungoogled-Chromium is a privacy-focused web browser based on Chromium that is stripped of background requests and telemetry to prevent data collection by third parties. It functions as a hardened environment created by removing built-in service integrations and blocking runtime requests to stop automatic data transmission to remote servers. The project distinguishes itself through source-code level modifications, including the replacement of specific domain strings with non-existent alternatives to block network connections. It utilizes static build-time service removal to eliminate telemetry

    This is a privacy-hardened fork of Chromium that strips telemetry and Google integrations, making it a strong open‑source browser for privacy‑conscious users, though it is based on Chromium rather than a non‑Chromium rendering engine.

    PythonBrowser Security HardeningBrowser Telemetry DisablersGoogle Telemetry and Service Blocking
    View on GitHub↗26,976
  • minbrowser/minminbrowser avatar

    minbrowser/min

    9,032View on GitHub↗

    Min is a minimalist, privacy-focused web browser designed to limit data collection and remove interface clutter. It serves as an ad-blocking tool that prevents tracking scripts and advertisements from loading to improve page speed and protect user identity. The browser differentiates itself through organized tab management, where related tabs are grouped into named tasks to separate work streams. It features a tag-based bookmark manager that replaces traditional hierarchical folders with custom labels and provides a simplified reader view to strip away non-essential page elements for focused

    Min is an open-source web browser focused on privacy and minimalism, but it uses the Chromium engine rather than a non-Chromium one and has limited extension support, so it fits the category with some feature gaps.

    JavaScriptPrivate Web BrowsersBookmark Metadata ManagersContent Filtering and Blocking
    View on GitHub↗9,032
  • qutebrowser/qutebrowserqutebrowser avatar

    qutebrowser/qutebrowser

    11,568View on GitHub↗

    qutebrowser is a keyboard-driven web browser built on the Qt framework and the Chromium-based rendering engine. It provides a minimalist interface that prioritizes content visibility by removing traditional toolbars and visual clutter, relying instead on a command-line interaction model for navigation and browser control. The browser is designed for users who prefer to manage web tasks through rapid keystrokes rather than mouse-based graphical interfaces. It includes an integrated document viewer that renders PDF files directly within the application window, removing the need for external sof

    qutebrowser is an open-source keyboard-driven browser, fitting the general-purpose browser category, but it relies on the Chromium rendering engine and does not emphasize built-in privacy protections or cross-platform sync, missing several of your required features.

    PythonWeb BrowsersIntegrated PDF BrowsersKeyboard Browsing Interfaces
    View on GitHub↗11,568
  • bromite/bromitebromite avatar

    bromite/bromite

    6,277View on GitHub↗

    Bromite is a privacy-focused fork of the Chromium browser for Android that blocks advertisements and tracking scripts by default, enforces encrypted HTTPS connections, and prevents browser fingerprinting without requiring any extensions or manual configuration. It applies a patch-based build system to layer privacy and security modifications directly onto the upstream Chromium codebase during compilation, integrating a filter list engine for network-level ad blocking and adding noise to browser APIs to mask device identity. The browser distinguishes itself through comprehensive privacy harden

    Bromite is a privacy-focused open-source browser for Android that blocks ads and tracking by default, but because it's a Chromium fork and limited to mobile it doesn't offer the non-Chromium rendering engine or cross-platform sync you're looking for.

    Ad-Blocking Android BrowsersPrivacy-Focused BrowsersAd-Blocking Lists
    View on GitHub↗6,277
  • kiwibrowser/srckiwibrowser avatar

    kiwibrowser/src

    2,948View on GitHub↗

    This project is a Chromium-based mobile browser and rendering engine designed for mobile platforms. It functions as a web extension host, allowing the execution of browser extensions within a mobile environment to provide custom functionality. The project distinguishes itself through custom user interface modifications, such as the implementation of a specialized night mode and the relocation of the address bar for improved ergonomics. It also includes a remote debugging interface and protocol that allow an external developer console to connect to a live browser instance for inspecting and tr

    Kiwibrowser is an open-source Chromium-based mobile browser that supports extensions and custom UI, but it is mobile-only, uses a Chromium engine rather than a non‑Chromium one, and lacks built‑in privacy features and cross‑platform sync, so it fits the “web browser” category but not all of the desired features.

    Custom Browser DevelopmentMobile BrowsersMobile Web Browsers
    View on GitHub↗2,948

Related searches

  • an open source web browser with privacy features
  • an open source web browser alternative to Microsoft Edge
  • an open source web browser with advanced tab management
Compare the top 10 at a glance
RepositoryStarsLanguageLicenseLast push
browserworks/waterfox6KJavaScriptNOASSERTIONJun 17, 2026
floorp-projects/floorp8KTypeScriptmpl-2.0Feb 17, 2026
zen-browser/desktop42.9KJavaScriptMPL-2.0Jun 16, 2026
mozilla-mobile/firefox-ios13KSwiftMPL-2.0Jun 23, 2026
kiwibrowser/src.next3.5KC++bsd-3-clauseJun 12, 2025
mozilla-firefox/firefox11.3KJavaScriptotherFeb 20, 2026
waterfoxco/waterfox6KJavaScriptNOASSERTIONJun 17, 2026
ungoogled-software/ungoogled-chromium26.9KPythonBSD-3-ClauseJun 18, 2026
mozilla-mobile/fenix6.4KKotlinMPL-2.0Feb 20, 2023
brave/brave-browser21.7K—mpl-2.0Feb 20, 2026
a comprehensive directory of open source software
  • an open source alternative to BrowserStack
  • an open source seo and marketing suite
  • Developer tool directory
  • a discovery tool for open source projects