While browsing the latest WSL release notes,
I learned of the linux utilities
lolcat. You can see the effect
These utilities will be great additions to anyone's toolbox of nerd party tricks.
In UNIX spirit, these guys operate on standard i/o
and can be piped and composed. Moreover, each of these utilities have
tons of additional options to further tweak their behavior. For instance,
cowsay can be a truly generic cow-speaking tool since it allows the user
to specify the eye and tongue appearance (using the
lolcat utility only works on terminals that support 256 (or more) colors.
The OSX/macOS Terminal, putty, and most Linux terminals do. Bash for Windows
will also have support in the next update.
If you are unsure about your terminal color settings, a useful
tool for testing terminal color settings is the
colortest package that
comes with Ubuntu.