Usage:
<pre> 
<code class=”python”> 
// Put your code here. 
</code> 
</pre>
Supported Code classes: 
PHP, Phyton, Java, Javascript, Delphi, Css, HTML, HTML+Django and more…
<h3>Arbitrary section</h3>
<h3>A brief Markdown Example</h3>

Dojox WordPress Syntax Highlighter

Free syntax highlighter written in Java Script as Wordpress Plugin.

digihero

Auto SyntaxHighlighter is a WordPress Code highlight plugin.
It’s used alexgorbatchev SyntaxHighlighter JavaScript package.
Autoload SyntaxHighlighter only requisite js files and display you code.
Github address: https://github.com/wkii/Auto-SyntaxHighlighter
Support languages see: SyntaxHighlighter Brushes.
Full Support for : AppleScript, ActionScript3, Bash/shell, C#, C++, CSS, Delphi, Diff, Groovy, JavaScript, Java, Perl, PHP, Plain Text, Python, Ruby, Sass, Scala, SQL, Visual Basic and XML/HTML…
It’s advantages:
<ul>
<li>Don’t write database;</li>
<li>Don’t need settings;</li>
<li>Deactivate plugin code can also display properly;</li>
<li>Code can switch visual editing mode or HTML mode;</li>
<li>With the w3c standards;</li>
<li>Insert code small tools;</li>
<li>Automatic and only loading requisite files;</li>
<li>Write code to support non-administrator</li>
</ul>

Auto SyntaxHighlighter

Auto SyntaxHighlighter is a WordPress Code highlight plugin. Use editor botton, in the pop-up window, paste or write your code, oh, very simple.

Dojox WordPress Syntax Highlighter vs Auto SyntaxHighlighter