"... phpDocumentor is the most advanced automatic documentation system written for PHP, in PHP ..." Uses a tokenizer-based parser which is twice as fast as its old parser Uses docblock templates to cut down on repetition Ability to parse any PHP file, regardless of documentation format Conforms loosely to the JavaDOC protocol, and will be familiar to Java programmers Documents all includes, constants, functions, static functions, classes, methods, static variables, class variables, and can document global variables and external tutorials Auto-linking to pre-defined PHP functions Output in HTML, CHM, PDF, XML DocBook formats Templateable with many bundled templates Can generate DocBook XML, using the XML:DocBook:peardoc2 templates Has a CSV:dia2code Converter generates output that can be used to create a UML diagram, and generate code from the diagram using Harald Fielkers dia2code project Automatic linking to elements in any documented package Documents name conflicts between packages to help avoid PHP errors Error/warning tracking system Alphabetical indexing of all elements by package and overall Class trees ... and a lot more