There are a handful of syntax highlighting tools for WordPress. WP-Syntax, as of this post, is the most downloaded highlighter available at about 100,000 downloads. They have a lot in common and all support pretty much any scripting language you can think of. While they all use GeSHi coloring engine, the major problem I have with WP-Syntax plugin is that it’s simply a rectangle with colored code inside it. I was looking for something more. Let’s look at a better option