Just for fun purposes, you can use a terminal emulator that looks like an old CRT screen from the 80’s.

cool-retro-term, from Swordfish90, can be downloaded as an AppImage (What is an AppImage) and mimics perfectly the look and feel of old Cathode Ray Tube screens.

cool-retro-term

Installation

Just download the AppImage file from here, make it executable and run it.

Configuration

Do a right-click inside the terminal window to open a context menu where you can change color profiles and effects.