Doctrine: Object Relational Mapping for Your PHP Development, Page 3
For Further Reading
"Doctrine ORM for PHP" (The main source of documentation for the project)
Object Relational Mapper Documentation for Doctrine
Outlet -- an open source object-to-relational mapping tool for PHP
PHP ActiveRecord -- an open source ORM library based on the ActiveRecord pattern
phpDataMapper -- an implementation of the Data Mapper pattern written in PHP5
Repose PHP ORM -- an ORM library for PHP5 that implements a Unit of Work
dORM -- a PHP 5 ORM library that requires a small XML file to map classes to their respective database tables.
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