This table shows a comparison of notable and available ORM software products.
Software Platform Availability License Version Persistence Specification Apache Cayenne Java Open source Apache License 2.0 / ; Dapper .NET 4.0 Open source Apache License 2.0 1.8 NuGet DataNucleus Java Open source Apache License 2 4.1.0.RELEASE / May 19, 2015 JDO DBIx::Class Perl Open source Artistic License 1.0 & GPL 0.082843 / DjangoPythonOpen sourceBSD licenses ; Doctrine PHP Open source MIT 2.14.1 / January 16, 2023 EclipseLink Java Open source Eclipse Public License Version 1.0 (EPL) and Eclipse Distribution License Version 1.0 (EDL) 2.4.2 / July 4, 2013 JPA 2.0Entity Framework Core.NETOpen SourceApache License 2.06.0 / November 10, 2021 Hibernate Java Open source GNU Lesser General Public License 5.4.31 / April 30, 2021 JPA 2.0 MyBatis/iBATIS Cross-platform Open source Apache License 2.0 jOOQ Java Open source Apache License 2.0 and Proprietary License 3.2.0 / October 9, 2013 Microsoft ADO.NET Entity Framework .NET Framework 4.5 Part of .NET 4.5 Apache License 2.0 v6.0 (2014) nHibernate .NET Framework 4.6.1 Open source GNU Lesser General Public License 5.3.12 (2022-05-01) RedBeanPHP PHP Open source BSD License ; SQLAlchemy Python Open source MIT License ; SQLObject Python Open source LGPL 2025-12-08 / 3.13.1SkipperPHPCommercialProprietary software3.0 Storm Python Open source LGPL 2.1 0.20 / TopLink Java Commercial Oracle License 10g JPA
See also List of object–relational mapping software Object–relational mapping
References
External links ormeter.net .NET LINQ ORM Comparison – Updated 30 July 2010