SeaMonkey

the seamonkey project is a community effort to develop the seamonkey all-in-one internet application suite. a lighter alternative to mozilla firefox.

Free
Open Source
Mac OS X
Windows
Linux
BSD

the seamonkey project is a community effort to develop the seamonkey allinone internet application suite. a lighter alternative to mozilla firefox. such a software suite was previously made popular by netscape and mozilla, and the seamonkey project continues to develop and deliver highquality updates to this concept. containing an internet browser, email and newsgroup client, html editor, irc chat, web development tools, and with plenty of addons available, seamonkey is sure to appeal to advanced users, web developers and corporate users, as well as to those who need a fast, yet modern, web browser.

Links to official SeaMonkey sites

Features

Extensible by Plugins/Extensions Portable Built in RSS reader WYSIWYG Support Integrated Email Client Support for Firefox extensions Modular System

The Best 6 SeaMonkey Alternatives

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5154 Like

Mozilla Firefox

Mozilla Firefox (known simply as Firefox) is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation.

Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet BSD iPad

Bookmark organization Built in Download Manager Built in Script Blocker Customizable Extensible by Plugins/Extensions Firefox extension Free Speech Fully customizable layout Based on Gecko engine HTML5 Support Integrated PDF Viewer Legacy addons support Minimalistic Moddable Multiple Browser Tabs Optimal performance Portable Privacy focused Privacy protection Resume interrupted downloads Capture Screen / Take screenshots Security focused Tabbed browsing UI customization Support for WebExtensions Windows XP Compatibility
1709 Like

Thunderbird

thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.

Free Open Source Windows Linux BSD Mac Haiku

Customizable Extensible by Plugins/Extensions Portable Integrated Chat Built in RSS reader Calendar integration Free API Import from Google Reader Integrated Web Browser Multiple Account support Export to OPML Import feeds from OPML POP3 Support Tabbed interface
1520 Like

Opera

Opera is a browser with innovative features, speed and security. Opera’s vision is to deliver the best Internet experience on any device and the company is committed to support and contribute to open standards.

Free Mac OS X Windows Linux Android Android Tablet BSD Windows Mobile S60

Built in Download Manager Customizable Extensible by Plugins/Extensions Portable Resume interrupted downloads Tabbed browsing Based on Blink engine Based on Chromium Sync between devices Multiple languages Built in RSS reader Tabbed interface Lightweight Privacy Protected Mouse gestures Built in VPN Dark mode Built in Ad blocker
673 Like

Vivaldi Browser

A browser for our friends. Fast, feature rich and highly customizable that puts the users first.

Free Mac OS X Windows Linux

Customizable Privacy focused Tabbed browsing UI customization Based on Blink engine Based on Chromium Sync between devices Tabbed interface Support for Keyboard Shortcuts Support for Themes Google Chrome extension Dark theme Mouse gestures Capture web pages Split screen view Opera like Tab Control Group tabs Tab preview Tab Stacking
97 Like

K-Meleon

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.

Free Open Source Windows

Customizable Extensible by Plugins/Extensions Based on Gecko engine Lightweight Based on Firefox
2 Like

Cake Browser

Cake is a fresh take on the mobile browser that combines new search and web browsing technologies with an experience designed uniquely for a smartphone.

Free Android iPhone Android Tablet iPad

Customizable Integrated Search Built in Ad blocker

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SeaMonkey

Links to official SeaMonkey sites

Features

Categories

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The Best 6 SeaMonkey Alternatives

Mozilla Firefox

Thunderbird

Opera

Vivaldi Browser

K-Meleon

Cake Browser

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