Propel2 is an open-source Object-Relational Mapping (ORM) for PHP.
Propel uses the following Symfony Components:
Read the Propel documentation.
Everybody can contribute to Propel. Just fork it, and send Pull Requests. You have to follow Propel Coding Standards and provides unit tests as much as possible. Also check out the roadmap to get an overview of what we are working on!
Please see our contribution guideline. Thank you!