Install SeaMonkey on Linux Mint

How to Install SeaMonkey on Linux Mint

In this article, we will discuss step-by-step instructions on how to install SeaMonkey in Linux Mint, which is a suite of internet applications. 

The application is the successor of the Mozilla Suite created in 2005 after it was abandoned in favor of Firefox and Thunderbird. There are two ways to install SeaMonkey. The first one goes through the installation process from the Ubuntzilla repository. In contrast, the second one involves installation via official Linux tarball. 

In this article, we will start with a brief introduction to SeaMonkey and its essential features. Then, we will discuss the two methods to install SeaMonkey. We will also discuss how you can hook up SeaMonkey with GNOME, along with the steps to uninstall it.

Note: The SeaMonkey software is not available in Ubuntu/ Debian standard repository, but it is offered primarily as a Linux tarball for 32-bit and 64-bit.

Introduction to SeaMonkey

The SeaMonkey distribution is equipped with an internet browser, email and newsgroup client, hypertext markup language (HTML) editor, Internet relay chat (IRC), and web development tools. It is a community effort to develop an all-in-one internet application suite. The following are the main features of this tool:

  • It is a free and open-source internet application suite
  • The tool provides an easy-to-use graphical user interface (GUI) for browsing
  • SeaMonkey has support for a large number of plugins/extensions
  • It keeps the same old GUI interface as Netscape and Mozilla application suite (XUL architecture)
  • The software also provides support for different skins
  • The email application provides various features, such as junk email detection, message filter, and hypertext markup language (HTML) message support.
  • The composer application is what you see, what you get (WYSISYG) editor.

How to Install SeaMonkey on Linux Mint

It can be installed on systems running Ubuntu 18.10 Cosmic Cuttlefish, Ubuntu 18.04 Bionic Beaver, Linux Mint 19.x, Linux Mint 18.x, Elementary OS 0.5 Juno, and other repositories without too many issues because it is accessible via the Ubuntuzilla repository.

Installation of SeaMonkey from Repository

We will now discuss the steps required to install SeaMonkey on Ubuntu from the repository. First of all, add the repository using the following command:

$sudo add-apt-repository ppa:joe-nationnet/seamonkey-dev

Upgrade your system to refresh the repository by using the following command:

$sudo apt-get update

You can then install the SeaMonkey via the following command:

$sudo apt-get install seamonkey

Manual installation of SeaMonkey

The SeaMonkey software can be manually installed by downloading it from the repository. These are the steps that need to be followed:

Launch Terminal

From the System Menu, select Terminal to launch the Terminal Window.

Download SeaMonkey

Download the SeaMonkey stable release from its website. The release is available at the following link.

Extract the SeaMonkey archive

Now, extract the downloaded archive using the following command:

$tar xvjf~/Downloads/seamonkey*.tar.bz2

Here, we have used the tar utility to extract the archive. Alternatively, you can always use the graphical user interface to double-click and extract the archive.

Install SeaMonkey

Now, you can install the SeaMonkey. But before that, we need to perform a set of initial steps. Switch the content with the following command:

$sudo mv /tmp/seamonkey* /opt

Then, create a symlink using the following command:

$sudo In -s /opt/seamonkey*/seamonkey /usr/local/bin/seamonkey

Set the root user ownership with the help of the following commands:

$sudo chown -R root:root /opt/seamonkey*

You can then launch the SeaMonkey using the following command:


Tip: Make sure to remove the old version of SeaMonkey before proceeding with the installation. You can remove the old version of SeaMonkey by using this command:

$sudo rm -r /opt/seamonkey

Hook up SeaMonkey with the GNOME panel

You can hook up SeaMonkey with the GNOME panel. To hook up the SeaMonkey application with the GNOME panel.

Launch the GNOME panel

Perform the following steps to launch the GNOME panel.

  • First, click the GNOME menu button
  • Open the panel menu
  • Then, open the Add to Panel sub-menu
  • Choose Launcher

Provide directory name

Then, right-click the icon for SeaMonkey and provide the following command:


Here, the directory_name is the name of the directory where you have extracted the archive of SeaMonkey.

Provide name and comment for icon

You can now go ahead and give the specific name for the icon and comment if you want.

Provide icon location

Now, click on the icon button and type the icon’s location as follows:


Here, directory_name is the location of the directory where you have installed or extracted the archive.

Uninstallation of SeaMonkey

If perhaps you already have an old version of SeaMonkey installed, you might need to uninstall it first. We will discuss the basic steps on how to uninstall SeaMonkey. If you have installed the software from the archive, you can run the following command:

$sudo rm -r/opt/seamonkey

If you have installed it from the repository, you can remove it using the following command:

$sudo apt remove --autoremove seamonkey

In this article, we have discussed the SeaMonkey tool in detail. It is an internet application suite bundled with a browser, email client, and other utilities. We also discussed the two approaches to installing the tool. 

Aside from the installation process, we also tackled how to remove the software if desired. 

If this guide helped you, please share it.

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