GSaraiva

Create a better display of codes on your page/blog. 
For everybody that publish examples, source-code and some tips about a specific language. 
This plugin do use of GeSHi highlight system, so you will have support for more then 110 languages, including PHP, ASP, Html, JavaScript, CSS, Java, Python, Delphi, C++, C, Visual Basic and much more.
New features:
<ul>
<li>Non-obstructive filter integration.</li>
<li>Syntax highlighting with Style attribute enabled.</li>
<li>Syntax highlighting using AJAX.</li>
<li>Syntax highlighting in RSS 2.0 feeds.</li>
<li>Syntax highlighting with PRE tags .</li>
<li>Syntax highlighting in comments.</li>
<li>Start line number configuration.</li>
<li>Hide toolbar for a code block.</li>
<li>CSS !important to for better style.</li>
<li>New code theme (Summer)</li>
</ul>

Developer Formatter

Create a better display of codes on your page/blog.

bobbingwide

vsgloik

<ul>
<li>Use the CSS block to add custom CSS.</li>
<li>Use the GeSHi block to syntax highlight: CSS, HTML, JavaScript, jQuery, PHP, MySQL or None.</li>
</ul>
For backward compatibility:
<ul>
<li>Use the [bw_css] shortcode to add custom CSS as and when you need it.</li>
</ul>
For designers, developers and documenters [bw_css] supports echoing of the custom CSS, allowing you to document the CSS you are using. 
For readability, the CSS is processed using the Generic Syntax Highlighter (GeSHi) processing.
<ul>
<li>Use the [bw_geshi] shortcode for syntax highlighting of: CSS, HTML(5), JavaScript and jQuery, PHP and MySQL. 
Also supports language: none.</li>
</ul>
If the oik base plugin is activated
<ul>
<li>
Use the [bw_autop] shortcode to disable or re-enable WordPress’s wpautop() logic.
</li>
<li>
Use the experimental [bw_background] shortcode to display an attached image in the background.
</li>
</ul>
<h3>Further reading</h3>
If you want to read more about the oik plugins then please visit the 
<a href="https://www.oik-plugins.com/oik" rel="nofollow ugc">oik plugin</a> 
“OIK – OIK Information Kit”

oik-css

Allows internal CSS styling to be included in the content of the page.

Developer Formatter vs oik-css