cowsay

Print ASCII art (by default a cow) saying or thinking something. More information: https://manned.org/cowsay.

• Print an ASCII cow saying “hello, world”:

cowsay "{{hello, world}}"

• Print an ASCII cow saying text from stdin:

echo "{{hello, world}}" | cowsay

• List all available art types:

cowsay -l

• Print the specified ASCII art saying “hello, world”:

cowsay -f {{art}} "{{hello, world}}"

• Print a dead thinking ASCII cow:

cowthink -d "{{I'm just a cow, not a great thinker...}}"

• Print an ASCII cow with custom eyes saying “hello, world”:

cowsay -e {{characters}} "{{hello, world}}"