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 Android Tablet apps. The best SeaMonkey alternative is Mozilla Firefox, which is both free and Open Source. Other great apps like SeaMonkey are Thunderbird, Brave, Zen Browser and Google Chrome.

SeaMonkey iconSeaMonkey
  235
  • ...

Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing in one application. Itis built on the...

More about SeaMonkey
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SeaMonkey alternatives page was last updated Jan 19, 2024
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  1. Firefox ESR icon

    Firefox ESR

     11 likes
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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.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    Firefox ESR screenshot 1

    Properties

    1.  Support for Themes
    2.  Lightweight
    3.  Privacy focused

    Features

    1.  Cloud Sync
    2.  No Tracking
    3.  Dark Mode
    4.  Extensible by Plugins/Extensions
    5.  Picture in Picture
    6.  Ad-free
    7.  Block Trackers

    Firefox ESR VS SeaMonkey

     
  2. Whale icon

    Whale

     31 likes
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    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.

    91 Whale alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • KR flagSouth Korea

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Whale screenshot 1

    Properties

    1.  Lightweight
    2.  Customizable

    Features

    1.  Chromium-based Browsers
    2.  Website Translation
    3.  Extensible by Plugins/Extensions
    4.  Cloud Sync
    5.  Dark Mode
    6.  Built-in VPN
    7.  No registration required
    8.  Chromecast Support

    Whale VS SeaMonkey

     
  4. Basilisk icon

    Basilisk

     26 likes
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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...

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    Basilisk screenshot 1

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Legacy addons support
    2.  Based on Goanna engine
    3.  Firefox-based Browsers
    4.  Extensible by Plugins/Extensions
    5.  No Tracking
    6.  Portable
    7.  Support for Firefox extensions
    8.  Tabbed browsing
    9.  Built-in RSS reader
    10.  Support for WebExtensions

    Basilisk VS SeaMonkey

     
  5. Ad
    Screenshot
    Ghost Browser icon
    Ghost Browser

    Chromium web browser with multi-session browsing, workspace creation, advanced tab management, and Web3 integration. Ideal for developers, marketers, privacy-conscious users, social media managers, customer support specialists, Q...

    https://ghostbrowser.com
    Learn More
  6. Quetta icon

    Quetta

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

    53 Quetta alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    Quetta screenshot 1

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Picture in Picture
    2.  Biometric Authentication
    3.  Extensible by Plugins/Extensions
    4.  No Tracking
    5.  Dark Mode
    6.  Ad-free
    7.  No registration required
    8.  Block Trackers
    9.  Website Translation
    10.  Support for Chrome extensions
    11.  Fingerprinting protection
    12.  Background Music

    Quetta VS SeaMonkey

     
  7. UC Browser icon

    UC Browser

     93 likes
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    Experience blazing fast browsing with video acceleration, secure your data from third parties, enjoy 20GB free cloud storage, ad-free browsing, data compression, multitasking with small window mode, and unique video player features for optimal playback.

    158 UC Browser alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • CN flagChina

    Platforms

    • Android
    • Android Tablet
    UC Browser screenshot 1
    UC Browser screenshot 2
    UC Browser screenshot 3
    Warning

    UC Browser leaks private and personally identifiable information to a server in China: https://citizenlab.ca/2016/08/a-tough-nut-to-crack-look-privacy-and-security-issues-with-uc-browser/

    Properties

    1.  Lightweight

    Features

    1.  Portable
    2.  Wi-Fi Sharing
    3.  Dark Mode
    4.  Built-in Download Manager
    5.  Tabbed browsing
    6. X icon  X Integration
    7.  MultiTouch
    8.  Built-in Screen Capture
    9.  Downloading all type of files
    10. Evernote icon  Evernote integration
    11. Facebook icon  Facebook integration
    12.  Built-in RSS reader

    UC Browser VS SeaMonkey

     
  8. Ulaa icon

    Ulaa

     4 likes
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    A browser that respects your privacy, protects your personal data, and is designed to upgrade the way you work online but it's chromium based browser.

    49 Ulaa alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • IN flagIndia

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Flathub
    • Flatpak
    Ulaa screenshot 1

    Properties

    1.  Privacy focused

    Features

    1.  Extensible by Plugins/Extensions
    2.  No registration required
    3.  Ad-free
    4.  Cloud Sync
    5.  Integrated Password Manager
    6.  Block Trackers
    7.  Spell Checking
    8.  Dark Mode
    9.  Chromium-based Browsers
    10.  Built-in Screen Capture
    11.  Cross-device syncing

    Ulaa VS SeaMonkey

     
  10. Dot Browser icon

    Dot Browser

     14 likes
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    A privacy-centric web browser, with an elegant UI and a robust built-in ad blocker, all designed with anonymity in mind.

    172 Dot Browser alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • NZ flagNew Zealand

    Platforms

    • Mac
    • Windows
    • Linux
    Dot Browser screenshot 1
    Discontinued

    Looks like development stopped. The latest alpha release is from January 2022.

    Properties

    1.  Privacy focused

    Features

    1.  Block Trackers
    2.  No Tracking
    3.  Firefox-based Browsers
    4.  Specific for 64-Bit
    5.  Sidebar
    6.  Material design
    7.  Built-in Ad-blocker

    Dot Browser VS SeaMonkey

     
  11. Sleipnir icon

    Sleipnir

     67 likes
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    Sleipnir is a 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.

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Windows Phone
    • iPad
    Windows 10

    Sleipnir Features

    1.  Tabbed interface
    2. X icon  X Integration
    3. Facebook icon  Facebook integration
    4.  Tabbed browsing
    5. Dropbox icon  Dropbox integration
    6.  Built-in RSS reader

    Sleipnir VS SeaMonkey

     
  12. SigmaOS icon

    SigmaOS

     9 likes
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    The new home for your internet. One window. Many workspaces. All your tabs.

    169 SigmaOS alternatives

    License model

    • Free Personal • Proprietary

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Mac
    SigmaOS screenshot 1

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Extensible by Plugins/Extensions
    2.  Dark Mode
    3.  Block Trackers
    4.  Cloud Sync
    5.  Ad-free
    6.  Multitasking

    SigmaOS VS SeaMonkey

     
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