How To Install SeaMonkey 2.29 On Ubuntu 14.10, Ubuntu 14.04, Ubuntu 12.04, Debian 8, Debian 7 And Derivatives

Edit: Due to the fact that this article is old, the installation instructions may not work anymore. In order to successfully install the latest version of SeaMonkey, please access the seamonkey tag and open the latest article (the one on top).

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The latest installation instructions for SeaMonkey

Hello Linux Geeksters. As you may know, SeaMonkey is an internet suite that includes a web browser, an email and newsgroup client, a HTML editor, an IRC chat and web development tools, based on Mozilla Firefox.

The latest version available is SeaMonkey 2.29, which has been recently released, coming with many changes.

The SeaMonkey 2.29 specific changes:

  • URLs that are too long to be shown completely appear in a tooltip now when hovering the location bar.
  • Coloring of the location bar for HTTPS URLs can be disabled through Preferences now.
  • Certain search engines can be discovered automatically now.
  • The status bar padlock icon features a context menu now.
  • You can now insert formulas in Composer using a dialog (LaTeX to MathML).
  • Feed items can be tagged automatically according to feed category tags now.
  • Searching within a message compose window will now display the find toolbar.
  • The account name is now shown in the status bar when downloading messages from POP servers.
  • Localizability of custom reply headers has been improved (mailnews.reply_header_* preferences).
  • Contact autocompletion in message composition windows now searches for all terms separately (AND search).
  • You can now search for contacts containing parentheses.

In this article I will show you how to install SeaMonkey 2.29 on Ubuntu 14.10 Utopic Unicorn, Ubuntu 14.04 Trusty Tahr, Linux Mint 17 Qiana, Linux Mint 13 Maya, Pinguy OS 14.04, Elementary OS 0.3 Freya, Elementary OS 0.2 Luna, Deepin 2014, Peppermint Five, Linux Lite 2.0, LXLE 14.04, Debian 8 Jessie, Debian 7 Wheezy and other Ubuntu and Debian derivative systems.

Because it will be available via the UbuntuZilla repository soon, installing SeaMonkey 2.29 on the listed Ubuntu, Debian and derivative systems is easy. All you have to do is add the repo and the key to your system, update the local repository index and install the seamonkey-mozilla-build package. Like this:

$ echo -e "deb all main" | sudo tee -a /etc/apt/sources.list > /dev/null
$ sudo apt-key adv --recv-keys --keyserver C1289A29
$ sudo apt-get update
$ sudo apt-get install seamonkey-mozilla-build

Optional, to remove seamonkey-mozilla-build, do:

$ sudo apt-get remove seamonkey-mozilla-build

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