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. Opera Air icon
     15 likes

    A browser prioritizing mindfulness with smart exercises, mindful breaks, and guided meditations. Integrated AI for chatting, image creation, voice outputs. Includes Ad Blocker, adaptable UI, and a secure VPN. Harness soundscapes for stress relief and focus.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  2. Provides private mobile search erasing IP and data after each query, anonymous website visits, unprofiled search avoiding targeted ads, private maps and tabs, knowledge panels, image, video, and news search, all aligned with strict European GDPR privacy standards.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  3. Iridium Browser icon
     93 likes

    Iridium Browser is a free, open, and libre browser modification of the Chromium code base, with privacy being enhanced in several key areas.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
  4. Otter Browser icon
     81 likes

    Web browser controlled by the user, not vice-versa.

    Otter Browser is a project aiming to recreate best aspects of classic Opera (12.x) UI using Qt5. Its primary objective is to become haven for power users that cannot stand what happened to Opera after ditching Presto engine. Ot.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Haiku
     
  5. Supermium icon
     13 likes

    Chromium-based browser optimized for Windows XP, 2003, Vista, 7, and 8.x, restoring classic Chrome features, Aero Glass titlebars, sandbox, quick vulnerability patches, custom tab options, GDI font rendering, persistent dark mode, extension support, and Google Sync.

    56 Supermium alternatives

    Cost / License

    Application type

    Platforms

    • Windows
     
  6. Min icon
     63 likes

    Min is a fast, minimal browser that protects your privacy. It includes an interface designed to minimize distractions, and features such as:

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
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    Min vs SeaMonkey Comments
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    Negative
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    Min is minimal, Seamonkey is a complete browser, email, and RSS reader suite.

    • Min is Free and Open SourceSeaMonkey is also Free and Open Source
    • Min is MinimalisticSeaMonkey is not according to our users
  7. Opera Neon icon
     8 likes

    Neon is an agentic AI browser that turns complex prompts into full-scale results. Automate tasks, turn intent into output, and get context-aware assistance all in one browser.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
     
  8. Quetta icon
     19 likes

    Browsing reinvented with cutting-edge ad removal, lightning-fast speeds, and robust data protection through biometric encryption.

    105 Quetta alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  9. Dillo icon
     36 likes

    Dillo is a multi-platform graphical web browser, known for its speed and small footprint, that is developed with a focus on personal security and privacy.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Oracle Solaris
     
  10. K-Meleon icon
     125 likes

    K-Meleon is an extremely fast, customizable, lightweight web browser based on the Gecko layout engine developed by Mozilla which is also used by Firefox. K-Meleon is free, open source software released under the GNU General Public License and is designed specifically for...

    173 K-Meleon alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Gecko
     
  11. Konqueror icon
     123 likes

    Konqueror is an Open Source web browser powered by the KHTML rendering engine (and optionally Webkit) which means it supports the latest web standards such as HTML5, Javascript, CSS3, and others. Konqueror is part of KDEs "kdebase" package.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • BSD
    • KDE Plasma
    • Snapcraft
     
  12. SRWare Iron icon
     189 likes

    SRWare Iron, or simply Iron, is a fork of the free and open-source web browser Chromium , of which Google Chrome is a fork of. Iron primarily aims to eliminate usage tracking and other privacy violating...

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • PortableApps.com
     
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