lolcat

Put a rainbow in everything you cat to the console. More information: https://github.com/busyloop/lolcat.

• Print a file to the console in rainbow colors:

lolcat path/to/file

• Print the result of a text-producing command in rainbow colors:

fortune | lolcat

• Print a file to the console with animated rainbow colors:

lolcat -a path/to/file

• Print a file to the console with 24-bit (truecolor) rainbow colors:

lolcat -t path/to/file