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Comparison of object–relational mapping software

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This table shows a comparison of notable and available ORM software products.

Software Platform Availability License Version Persistence Specification
Apache Cayenne Java Virtual Machine Open source Apache License 2.0 3.0.2 / July 21, 2011
Dapper .NET 4.0 Open source Apache License 2.0 1.8 NuGet
DataNucleus Java Virtual Machine Open source Apache License 2 4.1.0.RELEASE / May 19, 2015 JDO
DBIx::Class Perl Open source Artistic License 1.0 & GPL 0.082820 / March 20, 2015 (2015-03-20)[1]
Django Python Open source BSD licenses 4.2.5 LTS (September 4, 2023)
Doctrine PHP Open source MIT 2.14.1 / January 16, 2023
EclipseLink Java Virtual Machine Open source Eclipse Public License Version 1.0 (EPL) and Eclipse Distribution License Version 1.0 (EDL) 2.4.2 / July 4, 2013 JPA 2.0
Entity Framework Core .net core Open Source Apache License 2.0 6.0 / November 10, 2021
LLBLGen Pro .net Source available for customers Proprietary License 5.7 / May 25, 2020 Designer supports LLBLGen Engine, Entity Framework Core, Entity Framework
Hibernate Java Virtual Machine 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 Virtual Machine Open source Apache License 2.0 and Proprietary License 3.2.0 / October 9, 2013
Microsoft ADO.NET Entity Framework .NET 4.5 Part of .NET 4.5 Apache License 2.0[2] v6.0 (2014)
nHibernate .NET 4.6.1 Open source GNU Lesser General Public License 5.3.12 (2022-05-01)
RedBeanPHP PHP Open source BSD License 2025-05-29; 11 days ago 5.7.5[3] Edit this on Wikidata
SQLAlchemy Python Open source MIT License 2025-05-14; 26 days ago 2.0.41[4] Edit this on Wikidata
SQLObject Python Open source LGPL 2023-08-09 / 3.10.2
Skipper PHP Commercial Proprietary software 3.0
Storm Python Open source LGPL 2.1 0.20 / June 28, 2013 (2013-06-28)
TopLink Java Virtual Machine Commercial Oracle License 10g JPA
WebORB Integration Server .NET, Java, PHP Commercial & Open source WebORB for .NET and WebORB for Java = Proprietary License, WebORB for PHP = Mozilla Public License WebORB for .NET v.4.2 (Oct 2010), WebORB for Java v.4.0 (Sep 2010), WebORB for PHP (Sep 2008)

See also

References

  1. ^ "DBIx::Class – Extensible and flexible object <-> relational mapper. - metacpan.org". metacpan.org. Retrieved 16 January 2017.
  2. ^ "Entity Framework". codeplex.com. Retrieved 16 January 2017.
  3. ^ "Release 5.7.5". 29 May 2025. Retrieved 1 June 2025.
  4. ^ "Release 2.0.41". 14 May 2025. Retrieved 1 June 2025.