Fixing the "lolcat: command not found" Error on Kali Linux
lolcat: command not found" Error

Fixing the “lolcat: command not found” Error on Kali Linux

Kali Linux is a popular operating system used by security professionals and enthusiasts for various cybersecurity tasks. However, like any other software, Kali Linux can encounter issues that require troubleshooting. One common error users face is the “lolcat: command not found” error. This error occurs when the lolcat command-line utility is not installed or unavailable on the system. In this article, we will provide detailed steps to fix this error and get lolcat running on your Kali Linux system.

1. Understanding the lolcat Utility

Before we get into the solution, let us take a moment to understand what lolcat is and why it’s a popular tool in the Linux community. However, Lolcat is a command-line program that adds bright rainbow colors to text output, making it visually appealing. It is often used to improve the appearance of terminal output and make it more pleasant to read.

2. Installing lolcat via Package Manager

The easiest and recommended way to install lolcat on Kali Linux is to use the package manager. Follow these steps:

  1. Open a terminal on your Kali Linux system.
  2. Update your package repositories by running the command:
   sudo apt-get update
  1. Once the repositories are updated, install lolcat by running the following command:
   sudo apt-get install lolcat
  1. The package manager will fetch the necessary files and install lolcat on your system. During the installation process, you may be prompted to enter your password.
  2. After the installation is complete, you can verify that lolcat is working correctly by entering the following:
   lolcat --version

If the command returns the version information of lolcat, congratulations! You have successfully installed lolcat on your Kali Linux system.

3. Manual Installation of lolcat

If for some reason the installation method using the package manager does not work. You can try to install lolcat manually. Follow these steps:

  1. Visit the GitHub repository for lolcat by going to this link:
  2. Download the ZIP file by clicking on the “Download” button.
  3. Once the download is complete, extract the ZIP file to a location of your choice.
  4. Open a terminal and navigate to the extracted folder.
  5. Make sure that you have installed the required dependencies. Run the following command:
   sudo apt-get install ruby-full
  1. Once the dependencies are installed, use the following command to compile and install lolcat:
   sudo gem install lolcat

The installation process may take a few moments as the required gems are downloaded and installed.

  1. To verify the successful installation, run the command:
   lolcat --version

If the version information is displayed, you have successfully installed lolcat manually on your Kali Linux system.


The error message “lolcat: command not found” can be easily resolved by installing the lolcat utility on your Kali Linux system. By following the steps outlined in this article, you can either use the package manager or perform a manual installation. Whichever method you choose, you will enjoy the colorful and visually appealing terminal output of lolcat.

Remember, that lolcat is just one of the many exciting tools available on Kali Linux that can enhance your experience as a cybersecurity professional or Linux enthusiast. Exploring the wide range of software and utilities that Kali Linux offers will undoubtedly expand your knowledge and skills in the world of cybersecurity.

Also Read:

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