phpDocumentor 2 is a powerful application and website that allows developers to generate documentation for their PHP projects. It is a sophisticated tool for generating API documentation for PHP projects. It is designed to generate API documentation from the source code of a PHP project. It can generate documentation in HTML format, which can be viewed in a web browser. It is extremely helpful for developers who want to keep track of all the changes made to their code and keep their API documentation up to date. phpDocumentor 2 also includes features such as syntax highlighting, cross-referencing and easy navigation. It also includes a plugin system that lets developers extend the capabilities of the tool.
Discontinued The project appears to no longer be under development. The latest version, 2.0.0 beta, released in July 2016, is still available for download from GitHub
The discontinued website is gone.
It does not generate doc, it is a wiki.