cowsay

Print ASCII art (by default a cow) saying or thinking something. More information: https://github.com/tnalpgge/rank-amateur-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}}"