SeaMonkey is described as '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' and is a very popular Web Browser in the web browsers category. There are more than 100 alternatives to SeaMonkey for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best SeaMonkey alternative is Mozilla Firefox, which is both free and Open Source. Other great apps like SeaMonkey are Thunderbird, Zen Browser, Brave and Google Chrome.
Chromium-based web browser for Windows, macOS, Linux, iOS, and Android with Chrome extension support, smart security, privacy tools, syncing of history and bookmarks, immersive reader, PDF tools, Collections for organizing content, and customizable new tab layouts.
IronFox is a fork of DivestOS's Mull Browser based on Firefox. Our goal is to continue the legacy of Mull to provide a secure, hardened and privacy-oriented browser for daily use.
This open-source Goanna-based browser for Windows, Linux, Mac, and FreeBSD offers customization, security, and privacy. Forked from Firefox, it's optimized for modern processors, ad-free, and supports unique extensions, community-backed. Comes with a functional status bar, supports NPAPI plugins.
Browser using the Gecko layout engine to render web pages, which implements current and anticipated web standards.
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.
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.
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.
Orion is a WebKit-based browser which focuses on privacy and is compatible with most Firefox and Chrome extensions.
Orion browser - Speed. Privacy. Extensions.
Midori is a lightweight, fast, and free web browser. It aligns well with the Xfce philosophy of making the most out of available resources.
Privacy and security enhanced releases of Chromium for GrapheneOS. Vanadium provides the WebView and standard user-facing browser on GrapheneOS.
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