Browser using the Gecko layout engine to render web pages, which implements current and anticipated web standards.



Sleipnir is described as 'Japanese tabbed web browser, released by Fenrir Inc. It is designed to be a highly customizable browser that you can configure to suit your individual needs. With Sleipnir, you can create your ideal browser by changing the design, skin, and visual appearance. You c' and is a popular Web Browser in the web browsers category. There are more than 100 alternatives to Sleipnir for a variety of platforms, including Windows, Mac, Android, Linux and iPhone apps. The best Sleipnir alternative is Mozilla Firefox, which is both free and Open Source. Other great apps like Sleipnir are Brave, Google Chrome, Tor Browser and Vivaldi.
Browser using the Gecko layout engine to render web pages, which implements current and anticipated web standards.



The best browser for your Mac is the one that comes with your Mac. Safari is faster and more energy efficient than other browsers. Handy tools help you save, find, and share your favorite sites. Built-in privacy features help keep your browsing your business.




Ladybird is an open-source web browser currently in development, with an alpha version expected to launch in 2026.


Firefox Developer Edition brings you latest features, fast performance, and the development tools you need to build for the open web. Its powerful development tools will extend your ability to work across multiple platforms from one place.




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.




Falkon, formerly QupZilla, is a QtWebEngine based cross-platform web browser.
It aims to be a lightweight web browser available through all major platforms.
Falkon has all standard functions you expect from a web browser. It includes bookmarks, history (both also in sidebar).


Firefox Focus is the Mozilla-made browser that considers your privacy first and foremost. By default, it blocks ad-trackers and it helps keep things secure by providing easy ways to clear your browsing history, including passwords and cookies.



Privacy-focused open-source smartphone browser by DuckDuckGo blocks trackers, enforces encrypted connections, and provides a Privacy Grade. Partners with 'Terms of Service Didn't Read' and offers features like tabs, bookmarks, and autocomplete, keeping search data private.




Midori is a lightweight, fast, and free web browser. It aligns well with the Xfce philosophy of making the most out of available resources.




Gnuzilla is the GNU version of the Mozilla suite, and GNU IceCat is the GNU version of the Mozilla Firefox browser. Its main advantage is an ethical one: it is entirely free software.




A web browser for Android, based on Mozilla's Fenix version of Firefox, GeckoView and Mozilla Android Components.



Yandex Browser is a simple and easy-to-use internet browser. Based on the Chromium technology platform, it loads pages quickly, just shows you what you need and gives you plenty of space for viewing webpages.


