[jart]

Wow this is the best thing since the Actually Portable Executable source code. https://justine.lol/thun.png How did the author generate those letters?

[iamevn]

figlet is the classic tool to generate these: http://www.figlet.org/

toilet is a slightly more modern reimplementation with some added features (like color): http://caca.zoy.org/wiki/toilet

[beej71]

When I look at these, I hear a dot matrix printer.

[eigenvalue]

You can play with all those kinds of fonts here: https://patorjk.com/software/taag/#p=display&f=Graffiti&t=Ty...

[phyrex]

https://manytools.org/hacker-tools/ascii-banner/

[junon]

What color scheme is that? Anyone know?

[jart]

It's justine256 with PragmataPro. Enjoy! https://justine.lol/justine256-theme.el