AlberT-EasySite is a PHP-based site generation system that pays particular attention to graphics and to the complete separation of PHP and HTML code. It is a plugin based system. Template "objects" are handled by a plugin, making it very easy to add your own custom objects. Multiple themes and users support are included, as are the predefined HTML objects include, repeat, title, table, subDomain, counter, etc. It embeds AlberT-cache to speed up performance.
BlockTemplate is a class that implements a template engine based on the concept of blocks. The template files do not define looping logic, only variables or parameters to be replaced, to avoid using programming concepts that are not easy for designers to understand. The class supports event driven callback functions for customizing the template engine behavior.
Dwoo is a template engine for PHP5 where you write less and do more. It is mostly compatible with Smarty templates, but it's a full rewrite that builds upon Smarty's syntax to offer more flexibility, both in templates and in PHP extensibility. It also comes with a few adapters for the major PHP development frameworks.
GeSHi is a generic syntax highlighter for PHP that takes any source code and highlights it in XHTML and CSS. It features case-sensitive or insensitive highlighting, auto-caps/non-caps of any keyword, an unlimited scope for styling, the use of CSS in which almost any aspect of the source can be highlighted, the use of CSS classes to massively reduce the amount of output code, function-to-URL capabilities, line numbering, and much more. Over 100 languages are supported, including Java, C, PHP, HTML, CSS, SQL, Pascal, C++, XML, ASP, and ASM.
Highlighter is a PHP class that can be used to reformat highlighted PHP code. It can highlight PHP code and turn keywords into links to the respective manual page in the PHP.net site. If the code is not enclosed in PHP code tags, it adds these tags before highlighting the code. It can also escape a text string to display as HTML using configurable block tags.