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English:
This plugin to select blocks of code takes advantage of JavaScript-library ‘google-code-prettify’. If it is for his work simply insert frame <pre> tag with class ‘prettyprint’.
*** Tip: In order to optimize the use of resources, try to use only one option – ‘Automatically replace the tags <pre> to <pre class=”prettyprint linenums”> before saving post.’
Russian:
Данный плагин для выделения блоков кода использует возможности JavaScript-библиотеки ‘google-code-prettify’. При это для его работы достаточно просто обрамлять вставки тегом <pre> с классом ‘prettyprint’.
***Совет: в целях оптимизации потребления ресурсов старайтесь использовать только 1 флажок – ‘Автоматически заменять <pre> на <pre class=”prettyprint linenums”> перед сохранением записи.’

Code Prettify Syntax Highlighter

Highlighting the code in the post with JavaScript library «google-code-prettify».

agmorpheus

Syntax Highlighter ComPress is a simple WordPress plugin, that is based on the latest <a href="http://alexgorbatchev.com/wiki/SyntaxHighlighter" rel="nofollow ugc">Alex Gorbatchev’s SyntaxHighlighter Script</a>. Code and source text of different mark-up or programming languages can be highlighted in WordPress.
There are other WordPress plugin based on the SyntaxHighlighter Script but these cause long page loading times and they are difficult to handle. The advantage of Syntax Highlighter ComPress is that only necessary brush files will be loaded dynamically. Another advantage is that your code can easily pasted into your posts, no need to replace all ‘<code><</code>‘ with ‘<code>&lt;</code>‘.
Supported mark-up or programming are: AppleScript, ActionScript3, Bash/shell, Coldfusion, C#, C++, CSS, Delphi, Diff, Erlang, Groovy, JavaScript, Java, JavaFX, Perl, PHP, Plain Text, Python, Ruby, Scala, SQL, Visual Basic and XML.
The plugin is localized in English, German and Romanian.

Syntax Highlighter Compress

Syntax Highlighter ComPress is a plugin for code syntax highlighting. It loads fast on the website and code can pasted easily into Wordpress.

Code Prettify Syntax Highlighter vs Syntax Highlighter Compress