Comparison of object–relational mapping software

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	4.2.2[1]  / 2025-03-14; 2 months ago
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 / May 17, 2022 (2022-05-17)[2]
Django	Python	Open source	BSD licenses	5.2.1[3]  7 May 2025; 18 days ago
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 2.0
Entity Framework Core	.NET	Open Source	Apache License 2.0	6.0 / 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[4]	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	2023-03-17; 2 years ago 5.7.4[5]
SQLAlchemy	Python	Open source	MIT License	2025-03-27; 59 days ago 2.0.40[6]
SQLObject	Python	Open source	LGPL	2025-03-07 / 3.13.0
Skipper	PHP	Commercial	Proprietary software	3.0
Storm	Python	Open source	LGPL 2.1	0.20 / June 28, 2013 (2013-06-28)
TopLink	Java	Commercial	Oracle License	10g	JPA

See also

• List of object–relational mapping software
• Object–relational mapping

References

1. "Release 4.2.2". 14 March 2025. Retrieved 22 March 2025.
2. "DBIx::Class – Extensible and flexible object <-> relational mapper. - metacpan.org". metacpan.org. Retrieved 16 January 2017.
3. "Release 5.2.1". 7 May 2025. Retrieved 25 May 2025.
4. "Entity Framework". codeplex.com. Retrieved 16 January 2017.
5. "Release 5.7.4". 17 March 2023. Retrieved 20 March 2023.
6. "Release 2.0.40". 27 March 2025. Retrieved 31 March 2025.

External links

• ormeter.net .NET LINQ ORM Comparison – Updated 30 July 2010