COMPATIBILITY

This page lists the compatibility of Semantic MediaWiki (SMW). See also the version history.

Compatibility

This document holds the compatibility information for Semantic MediaWiki (SMW).

For a full list of changes in each release, see the release notes. For instructions on how to install the latest version of Semantic MediaWiki (SMW), see the installation instructions.

Platform compatibility and release status

The PHP and MediaWiki versions listed have been tested and are known to work. Semantic MediaWiki may also work with more recent versions of PHP and MediaWiki, though this is not guaranteed.

Increases of minimum requirements are indicated in bold.

SMW	Status	First release	Latest release	PHP	MediaWiki	Notes
6.0.x	Stable release	2025-08-12	2025-08-26	8.1 - 8.4	1.43 - 1.44
5.1.x	Obsolete release	2025-07-24	2025-07-24	8.1 - 8.4	1.39 - 1.43.1	MW 1.43.1 is the final version supported by the SMW 5.x series.
5.0.x	Obsolete release	2025-03-10	2025-05-24	8.1 - 8.4	1.39 - 1.43.1
4.2.x	Obsolete release	2024-07-18	2024-07-18	7.4 - 8.2	1.35 - 1.41
4.1.x	Obsolete release	2023-01-21	2024-02-17	7.4 - 8.1	1.35 - 1.39	4.1.1 or higher needed for PHP 8.1+
4.0.x	Obsolete release	2022-01-18	2022-07-21	7.3 - 8.0	1.35 - 1.37	Not compatible with PHP 8.1+ or MW 1.39
3.2.x	Obsolete release	2020-09-07	2021-03-29	7.1.0 - 7.4.x	1.31.0 - 1.35.x
3.1.x	Obsolete release	2019-09-23	2020-04-19	7.0.0 - 7.3.x	1.31.0 - 1.34.x
3.0.x	Obsolete release	2018-10-11	2019-04-11	5.6.0 - 7.2.x	1.27.0 - 1.31.x
2.5.x	Obsolete release	2017-03-14	2018-09-07	5.5.0 - 7.1.x	1.23.0 - 1.30.x
2.4.x	Obsolete release	2016-07-09	2017-02-15	5.3.2 - 7.0.x	1.19.0 - 1.27.x
2.3.x	Obsolete release	2015-10-25	2016-01-06	5.3.2 - 5.6.x	1.19.0 - 1.25.x
2.2.x	Obsolete release	2015-05-09	2015-10-10	5.3.2 - 5.6.x	1.19.0 - 1.25.x
2.1.x	Obsolete release	2015-01-19	2015-03-30	5.3.2 - 5.6.x	1.19.0 - 1.24.x
2.0.x	Obsolete release	2014-08-04	2014-09-27	5.3.2 - 5.6.x	1.19.0 - 1.23.x
1.9.x	Obsolete release	2014-01-03	2014-04-18	5.3.2 - 5.6.x	1.19.0 - 1.22.x

Database compatibility

SQL support

SMW	MySQL	SQLite	PostgreSQL
6.x	Full support (5.7.0+)	Full support (3.24.0+)	Full support (10+)
5.x	Full support (5.7.0+)	Full support (3.8.0+)	Full support (10+)
4.x	Full support (5.5.8+)	Full support (3.3.7+)	Full support (9.5.0+)
3.2.x	Full support (5.5.8+)	Full support (3.3.7+)	Full support (9.5.0+)
3.1.x	Full support (5.5.8+)	Full support (3.3.7+)	Full support (9.2.0+)
3.0.x	Full support (5.5.8+)	Full support (3.3.7+)	Full support (9.2.0+)
2.5.x	Full support (5.5.8+)	Full support (3.3.7+)	Full support (9.1.0+)
2.4.x	Full support (5.0.2+)	Full support (3.3.7+)	Full support (9.0.0+)
2.3.x	Full support (5.0.2+)	Full support (3.3.7+)	Full support (9.0.0+)
2.2.x	Full support (5.0.2+)	Full support (3.3.7+)	Full support (9.0.0+)
2.1.x	Full support (5.0.2+)	Full support (3.3.7+)	Full support (9.0.0+)
2.0.x	Full support (5.0.2+)	Full support (3.3.7+)	Beta support (8.3.0+)
1.9.x	Full support (5.0.2+)	Full support (3.3.7+)	Beta support (8.3.0+)

Note that MS SQL Server and Oracle are not supported as database backends.

Triple store support

SMW	Fuseki	Virtuoso	4store	Sesame	Blazegraph
3.2.x	Full support (1.x >=1.1) + 2.4.0	Full support (6.x >=6.1) + 7.2[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.8.x)	Full support (1.5.2) + 2.1.0[t.3]
3.1.x	Full support (1.x >=1.1) + 2.4.0	Full support (6.x >=6.1) + 7.2[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.8.x)	Full support (1.5.2) + 2.1.0[t.3]
3.0.x	Full support (1.x >=1.1) + 2.4.0	Full support (6.x >=6.1) + 7.2[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.8.x)	Full support (1.5.2) + 2.1.0[t.3]
2.5.x	Full support (1.x >=1.1) + 2.4.0	Full support (6.x >=6.1) + 7.2[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.8.x)	Full support (1.5.2) + 2.1.0[t.3]
2.4.x	Full support (1.x >=1.1) + 2.4.0	Full support (6.x >=6.1) + 7.2[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.8.x)	Full support (1.5.2) + 2.1.0[t.3]
2.3.x	Full support (1.x >=1.1)	Full support (6.x >=6.1) + 7.1[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.7.x)	Full support (1.5.2)
2.2.x	Full support (1.x >=1.1)	Full support (6.x >=6.1) + 7.1[t.1]	Beta support (1.x >=1.1)[t.2]	Full support (2.7.x)	Beta support (1.5.2)
2.1.x	Full support (1.x >=1.1)	Full support (6.x >=6.1)	Beta support (1.x >=1.1)	Full support (2.7.x)	Not tested
2.0.x	Full support	Full support	Beta support	Beta support	Not tested
1.9.x	No support	Beta support	Beta support	Beta support	Not tested

• "Full support" means that all functionality has been verified to work and that it can be used in production
• "Beta support" means that most functionality has been verified to work, though stability is still low, and things might be buggy

ElasticStore support

SMW	Elasticsearch	OpenSearch	Notes
6.0.x	7.10.2	1.3.x+
5.1.x	7.10.2	1.3.x+
5.0.x	7.10.2	1.3.x+	Confirmed to work with Elasticsearch 7.10.2 (MW 1.43.1). Confirmed to work with OpenSearch 2.15.0+ (MW 1.43.1)
4.1.3 - 4.2.x	7.10.2	Not supported	Confirmed to work with Elasticsearch 7.10.2 (MW 1.39)
4.1.0 - 4.1.2	6.5.x - 6.8.23	Not supported	Confirmed not to work with Elasticsearch 7.x (MW 1.39)
4.0.x	6.5.x - 6.8.23	Not supported
3.2.x	5.5.x - 6.8.23	Not supported
3.1.x	5.5.x - 6.8.23	Not supported
3.0.x	5.3.x - 6.8.23	Not supported

• The minimum supported version of Elasticsearch follows the CirrusSearch requirements.
• OpenSearch is a fork of Elasticsearch OSS 7.10.2, governed by the OpenSearch Software Foundation (a project of The Linux Foundation), and Wikimedia is migrating to it.

Notes

The information in brackets denotes the versions with which SMW is known to work. SMW might also work with different versions, especially more recent ones, though this is not guaranteed.

• [t.1] On an irregular test plan with Virtuoso 7.2
• [t.2] On an irregular test plan with 4store 1.1.4
• [t.3]#1583