Terminalizer is a free, open source, simple, highly customizable and cross-platform program to record your Linux terminal session and generate animated gif images or share a web player.


It comes with custom: window frames, fonts, colors, styles with CSS; supports watermark; allows you to edit frames and adjust delays before rendering. It also supports rendering of images with texts on them as opposed to capturing your screen which offers better quality.


Configure many other settings such as the command to capture, GIF quality and repeating, cursor style, theme, letter spacing, line height, frames delays and much more.


How to Install and Use Terminalizer in Linux


To install Terminalizer, first you need to install Node.js and then install the tool globally using the following command.

# npm install -g terminalizer
$ sudo npm install -g terminalizer


The installation should be very easy with Node.js v10 or lower. For newer versions, if the installation is failed, you may need to install the development tools to build the C++ add-ons.


Once the installation completes, you can start recording your Linux terminal using the record command as shown.

# terminalizer record test


To logout of the recording session, press CTRL+D or terminate the program using CTRL+C.


After stopping the recording, a new file called test.yml will be created in the current working directory. You can open it using any editor to edit the configurations and the recorded frames. You can replay your recording using the play command as shown.

# ls -l test.yml
# terminalizer play test


To render your recording as an animated gif, use the render command as shown.

# terminalizer render test


Use the generate command to create/generate a web player for a recording file.

# terminalizer generate test


Last but not least, to create a global configuration directory, use the init command. You can also customize it using the config.yml file.

# terminalizer init


To get more details about all the commands and their options, run.

# terminalizer --help


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