One of the most popular alternatives to SeaMonkey is Mozilla Firefox, which is free and open source. Other popular alternatives are Thunderbird, Brave, Google Chrome and Vivaldi. You're spoiled for choice with Web Browsers like SeaMonkey: we list more than 100 alternatives for Windows, Mac, Linux, Android and iPhone.
Browsing reinvented with cutting-edge ad removal, lightning-fast speeds, and robust data protection through biometric encryption.
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The first open-source, privacy-friendly AI browser that transforms how you work on the web. Your intelligent partner for research, analysis, and automation.
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Cent Browser is an enhanced version of the Chromium web browser that bundles many useful features, such as scrollable tab bar, automatic memory optimization, lazy session loading, mouse gesture, super drag and a lot of tab options.
Open source Android web browser focused on privacy by disabling JavaScript, DOM storage, and cookies by default, offering per-domain adjustments, EasyList tracking blocklists, SSL pinning, Tor proxy, fullscreen, night mode, and no built-in analytics or ad networks.
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Fast, secure browser blocking tracking, profiling, and ads. Offers real-time tracker blocking with an integrated private search. Syncs encrypted data for a seamless, smooth browsing experience across desktop, mobile, and tablet, prioritizing digital privacy and user control.
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Chromium fork named after radioactive element No. 90.
Achieve efficient, secure web browsing with Samsung Internet. Features include Secret Mode, biometric login, ad blocking, video assistant, and built-in translation. It optimizes performance on Galaxy devices, supporting Samsung DeX and Bixby, enhancing usability across platforms.
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Basilisk is a free and Open Source XUL-based web browser, featuring the well-known Firefox-style interface and operation. It is based on the Goanna layout and rendering engine (a fork of Gecko) and builds on the Unified XUL Platform (UXP), which in turn is a fork of the Mozilla...
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Slimjet is a fast, smart and powerful web browser based on the Blink engine. It is built on top of the Chromium open source project, on which Google chrome is also based. Slimjet integrates a lot of powerful and convenient features to help users maximize their online...
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Mozilla Firefox Extended Support Release is a community-led project that allows organizations to benefit from the speed, flexibility and security of Firefox while getting the support they need.
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Privacy-focused Windows browser blocks ads and trackers using 146K filter rules, prevents fingerprinting, encrypts bookmarks, enforces HTTPS, and wipes all data on exit. No telemetry, accounts, or servers involved. Small 6 MB install, built with Rust and Tauri.
Whale is web browser developed by Naver Corporation. Whale possess a lot of similar features as Vivaldi as being a customized pushed browser, multi-tasking browsing called 'Omnitasking', as much as other features as cloud saves & quick translation.
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