SeaMonkey Composer logo

SeaMonkey Composer

Provides browser, email, newsgroup, feed, chat, and HTML editing capabilities in one application built on the open-source Mozilla Gecko engine.

Made by The SeaMonkey Council

  • Firefox Extension

  • internet-suite

  • news-client

  • html-editor

  • Email Client

  • IRC Client

  • Web Browser

  • Security & Privacy

What is SeaMonkey Composer?

The SeaMonkey all-in-one internet application suite offers a comprehensive solution for users with diverse online needs. Carrying on the legacy of popular suites like Netscape and Mozilla, SeaMonkey combines a web browser, email and newsgroup client, HTML editor, IRC chat, and web development tools into a single, seamless platform. With a focus on functionality and flexibility, SeaMonkey caters to advanced users, web developers, and corporate professionals, as well as those seeking a modern, efficient internet experience

Highlights

  • Integrated web browser, email/newsgroup client, HTML editor, and IRC chat
  • Web development tools for enhanced productivity
  • Extensive add-on ecosystem for customization and expanded capabilities
  • Designed for advanced users, web developers, and corporate environments
  • Lightweight alternative to Mozilla Firefox for a fast, yet feature-rich experience

Platforms

  • Windows
  • Desktop Chromebook
  • On-Premise Windows
  • Desktop Windows
  • Mobile iPad
  • Mobile iPhone
  • Mobile Android
  • Mac
  • Desktop Mac
  • Linux
  • BSD
  • On-Premise Linux
  • PortableApps.com
  • Desktop Linux
  • Cloud, SaaS, Web-based

Languages

  • English

Social

Features

    • WYSIWYG Support

    • Portable

    • Customizable

    • Integrated Email Client

    • Built-in Download Manager

    • Privacy focused

    • Built-in RSS reader

    • Lightweight

    • Ad-free

    • Add-ons

    • Extensible by Plugins/Extensions

    • Modular System

    • Support for Firefox extensions