# Open-source browsers

24 open-source browsers rated against public privacy criteria.

1. [Mullvad Browser](https://privacyratings.com/browsers/mullvad-browser/) (our pick): A (90/100). Firefox-based browser developed by the Tor Project and Mullvad for use without the Tor network. Uses Tor Browser's anti-fingerprinting defenses, has no telemetry and includes uBlock Origin.
2. [Ungoogled Chromium](https://privacyratings.com/browsers/ungoogled-chromium/) (our pick): C (63/100). Chromium with all Google web services, background requests and Google-specific code removed, while keeping the familiar Chromium experience.
3. [Tor Browser](https://privacyratings.com/browsers/tor-browser/): A (93/100). Firefox-based browser that routes traffic through the Tor network to hide the user's IP address and location. Isolates each site and makes users look alike to resist tracking and fingerprinting.
4. [Helium](https://privacyratings.com/browsers/helium/): A (90/100). Chromium-based desktop browser from imput built on ungoogled-chromium, with uBlock Origin built in, Google services removed and no telemetry.
5. [Vanadium](https://privacyratings.com/browsers/vanadium/): A (90/100). Hardened Chromium-based browser and system WebView from GrapheneOS, with JIT disabled by default, built-in content filtering and remote services removed. Only available on GrapheneOS.
6. [IronFox](https://privacyratings.com/browsers/ironfox/): B (85/100). Firefox-based browser for Android, a fork of Mull, with telemetry removed, uBlock Origin preinstalled, Strict tracking protection and hardened privacy settings.
7. [WaterFox](https://privacyratings.com/browsers/waterfox/): B (85/100). Firefox-based browser with telemetry, studies and sponsored content removed, and a built-in ad and tracker blocker. Available for desktop and Android.
8. [IceCat](https://privacyratings.com/browsers/icecat/): B (83/100). GNU's build of Firefox ESR containing only free software. Removes non-free components such as DRM and bundles LibreJS and JShelter to restrict JavaScript and fingerprinting.
9. [LibreWolf](https://privacyratings.com/browsers/librewolf/): B (83/100). Independent fork of Firefox with telemetry removed, uBlock Origin included and Resist Fingerprinting enabled by default.
10. [Cromite](https://privacyratings.com/browsers/cromite/): B (75/100). Chromium fork and successor of Bromite for Android, Windows and Linux. Adds built-in ad blocking, removes Google service integrations and adds fingerprinting mitigations.
11. [Brave Browser](https://privacyratings.com/browsers/brave-browser/): C (73/100). Chromium-based browser with built-in ad, tracker and fingerprinting protection through Brave Shields.
12. [Zen Browser](https://privacyratings.com/browsers/zen-browser/): C (73/100). Firefox-based desktop browser with vertical tabs, workspaces, split view and a compact interface. Mozilla telemetry is removed.
13. [GNOME Web](https://privacyratings.com/browsers/gnome-web/): C (68/100). Web browser for the GNOME desktop, also called Epiphany, built on WebKitGTK, with ad blocking and Intelligent Tracking Prevention on by default.
14. [qutebrowser](https://privacyratings.com/browsers/qutebrowser/): C (65/100). Keyboard-driven browser with a minimal interface and Vim-style key bindings, built on Python and QtWebEngine.
15. [Ladybird](https://privacyratings.com/browsers/ladybird/): D (59/100). Independent web browser with a new engine written from scratch, developed by a US non-profit. Still in development with no stable release; it can be built from source on Linux and macOS.
16. [Falkon](https://privacyratings.com/browsers/falkon/): D (57/100). KDE web browser built on QtWebEngine, with a built-in ad blocker, session management, and integration with the Plasma desktop.
17. [Fennec F-Droid](https://privacyratings.com/browsers/fennec-f-droid/): D (57/100). Build of Firefox for Android published by F-Droid, with proprietary components and telemetry removed. It still connects to some Mozilla services.
18. [Firefox Focus](https://privacyratings.com/browsers/firefox-focus/): D (55/100). Browser from Mozilla for Android and iOS that blocks trackers by default and erases history, cookies and passwords with one tap. Sold as Firefox Klar in some countries.
19. [Basilisk Browser](https://privacyratings.com/browsers/basilisk-browser/): D (50/100). Desktop browser built on the Unified XUL Platform (UXP) and Goanna engine, a fork of Mozilla's older code base. Keeps support for NPAPI plugins and XUL extensions.
20. [PaleMoon](https://privacyratings.com/browsers/palemoon/): D (50/100). Independent desktop browser built on the Unified XUL Platform (UXP) and Goanna engine, forked from older Mozilla code. Collects no telemetry and supports legacy XUL extensions.
21. [Firefox](https://privacyratings.com/browsers/firefox/): D (48/100). Mozilla's open-source browser, built on its own Gecko engine rather than Chromium. Supports a wide range of extensions and extensive customization.
22. [Floorp](https://privacyratings.com/browsers/floorp/): D (48/100). Firefox-based browser from Japan with workspaces, split view, web panels, mouse gestures and a customizable interface. Mozilla telemetry is off by default.
23. [Iridium](https://privacyratings.com/browsers/iridium/): D (45/100). Chromium fork that disables or makes opt-in the transmission of queries, keywords and metrics to Google and other services. Distributed as source code tarballs only.
24. [SeaMonkey](https://privacyratings.com/browsers/seamonkey/): D (45/100). Internet suite with a browser, mail and news client, IRC chat and HTML editor, continuing the Mozilla Application Suite. Built on an older Mozilla platform with backported fixes.

Source: https://privacyratings.com/open-source/browsers/