9 Hilarious Linux Commands to Turn Your Terminal into a Playground

Linux is famous for its wealth of small command‑line utilities, many of which are practical, but some are purely for fun. Below are nine amusing commands that add visual flair to your terminal.

1. cmatrix

Install: sudo apt-get install cmatrix Run:

cmatrix

2. oneko

Install: sudo apt-get install oneko Run:

oneko

3. aafire

Install: sudo apt-get install libaa-bin Run:

aafire

4. ASCIIquarium

Install:

cd /tmp
wget http://www.robobunny.com/projects/asciiquarium/asciiquarium.tar.gz
tar -zxvf asciiquarium.tar.gz
cd asciiquarium_1.1/
cp asciiquarium /usr/local/bin
chmod 0755 /usr/local/bin/asciiquarium

Run:

asciiquarium

5. toilet

Install: sudo apt-get install toilet Run examples:

toilet OpenSkill
toilet -f mono12 -F metal OpenSkill

6. sl (Steam Locomotive)

Install: sudo apt-get install sl Run:

sl

7. xeyes

Install: sudo apt-get install xeyes Run:

xeyes

8. moo

No installation required.

Run:

apt-get moo

9. bb

Install: sudo apt-get install bb Run:

bb