ApiGen is a PHP documentation generator. It was inspired by phpDocumentor/phpDoc and is a tool for creating professional, easy undertstandable API documentation from PHP source.

It supports PHP 5.3 namespaces, packages, linking between documentation, cross referencing to PHP standard classes, general documentation, creation of highlighted source code, and much more. It even has experimental support for PHP 5.4 traits.

Features of ApiGen:
- Detailed documentation of classes, functions and constants.
- Highlighted source code.
- Support of namespaces and packages with subpackages.
- Experimental support of traits.
- A page with trees of classes, interfaces, traits and exceptions.
- A page with a list of deprecated elements.
- A page with Todo tasks.
- Link to download documentation as ZIP archive.
- Checkstyle report of poorly documented elements.
- Support for docblock templates.
- Support for @inheritdoc.
- Support for {@link}.
- Active links in @see and @uses tags.
- Documentation of used internal PHP classes.
- Links to the start line in the highlighted source code for every described element.
- List of direct and indirect known subclasses, implementers and users for every class/interface/trait/exception.
- Check for a new version.
- Google CSE support with suggest.
- Google Analytics support.
- Support for multiple/custom templates.
- Sitemap and opensearch support.
- Support for different charsets and line endings.
- Highly customizable with lots of configuration options.

What's New in This Version:
- Added support for @property and @method annotations
- Added support for variable length parameters
- Enabled selection of more rows in source code
- Templates can specify minimum and maximum required ApiGen version
- Added template for 404 page
- Improved support for malformed @param annotations
- Fixed excluding files and directories and detecting non accessible files and directories
- Fixed internal error when no timezone is specified in php.ini
- Fixed autocomplate in Opera browser
- Nette framework updated to version 2.0.5