SeaMonkey Alternatives

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, Brave, Google Chrome and Vivaldi.

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SeaMonkey alternatives page was last updated

Alternatives list

  1. Epic Browser icon
     24 likes

    Privacy-focused web browser based on Chromium with Google tracking code removed.

    113 Epic Browser alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  2. Mypal icon
     9 likes

    Mypal is a current and maintained Windows XP web browser. Mypal is based on Mozilla Firefox code from a couple years ago, but is still actively maintained with security and feature updates by the developer.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
     
  3. Firefox fork with compiler optimizations and patches from Librewolf, Waterfox, and GNU IceCat. It aims to be the Firefox equivalent of my main project: Thorium (a Chromium fork).

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
     
  4. Diigo Browser icon
     10 likes

    Diigo browser (formerly iChromy) brings the best of Chrome’s interface, speed and Diigo 's web annotation service to the iPad.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • iPhone
    • iPad
     
  5. Boasts advanced ad blocking, robust data encryption, secure file vault with encrypted downloads, real-time web protection, privacy cleaner, browser lock with passcode or biometrics, flexible search engine choice, tracking protection, and dark mode support.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • iPad
     
  6. KVIrc icon
     45 likes

    Free open-source IRC client offering cross-platform support, Qt interface, rich scripting, customizable themes, Unicode, SSL encryption, logging, multi-server connectivity, DCC file transfers, plugin system, event automation, proxy and IPv6 compatibility, and localization.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • PortableApps.com
     
  7. Rekonq icon
     27 likes

    Rekonq is a web browser for KDE based on WebKit. It first focuses on being a light, fast & clean way to access to net. Its development is doubly based on using the new amazing features offered by the WebKit rendering engine and on the rock solid network KDE technologies.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    • KDE
     
  8. Halloy icon
     4 likes

    Halloy is an open-source IRC client written in Rust, with the Iced GUI library. It aims to provide a simple and fast client for Mac, Windows, and Linux platforms.

    6 Halloy alternatives

    Cost / License

    Platforms

    • Windows
    • Linux
    • Mac
    • Flathub
    • Snapcraft
     
  9. Skye icon
     1 like

    The next generation Web Browser.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
  10. Nav0 icon
     3 likes

    Nav0 is a minimal Chromium-based desktop browser that deliberately omits what most browsers pile on - no AI assistant, no account or sync, no crypto wallet, no bundled VPN. Built on Electron, it targets measurably lower memory and CPU under heavy tab load than Chrome.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Windows
    • Mac
    • Linux
     
  11. Surf icon
     12 likes

    surf is a simple web browser based on WebKit2/GTK+. It is able to display websites and follow links. It supports the XEmbed protocol which makes it possible to embed it in another application. Furthermore, one can point surf to another URI by setting its XProperties.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
     
  12. Flow Browser icon
     2 likes

    A modern, privacy-focused browser with a minimalistic design.

    Cost / License

    Platforms

    • Windows
    • Mac
    • Linux
     
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