enscript - 1.6.5.90-3.1+b1 main

GNU Enscript takes ASCII files (often source code) and converts them
to PostScript, HTML or RTF. It can store generated output to a file
or send it directly to the printer.
.
It is often used for its syntax highlighting, as it comes with rules
for a wide range of programming languages. New rules can be added
using an awk-like stateful scripting language.