Propel is an open-source Object-Relational Mapping (ORM) for SQL-Databases in PHP 5.5. Additionaly, it provides a query-builder, database schema migration, reverse engineering of existing database and much more. Propel gives you the tools to work with databases in the same way you work with other classes and objects in PHP without writing SQL. Propel is blazing fast Query-Builder IDE friendly thanks to code-generation Generation of methods for all columns and relations Database schema migration Schema reverse engineering Customizable Well documented Propel comes with common ‘behaviors’