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MediaWiki
Active
CMS & Content Latest Version: 1.45.1 Latest Release: Dec 16, 2025
MediaWiki is the free wiki software that powers Wikipedia and thousands of other wikis.
Versions
15
Latest Version
1.45.1
Active Support
3
EOL
12
Lifecycle Timeline
Today ↓
1.45
1.45
1.44
1.44
1.43
1.43
1.42
1.42
1.41
1.41
1.40
1.40
1.39
1.39
1.38
1.38
1.37
1.37
1.36
1.36
Active SupportSecurity SupportEOL
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 1.45 | Dec 4, 2025 | - | Dec 31, 2026 | 1.45.1 | No | Active |
| 1.44 | Jul 2, 2025 | - | Jul 31, 2026 | 1.44.3 | No | Active |
| 1.43 | Dec 21, 2024 | - | Dec 31, 2027 | 1.43.6 | Yes | Active |
| 1.42 | Jun 27, 2024 | - | Jun 30, 2025 | 1.42.7 | No | EOL |
| 1.41 | Dec 21, 2023 | - | Dec 31, 2024 | 1.41.5 | No | EOL |
| 1.40 | Jun 30, 2023 | - | Jun 28, 2024 | 1.40.4 | No | EOL |
| 1.39 | Nov 30, 2022 | - | Dec 31, 2025 | 1.39.17 | Yes | EOL |
| 1.38 | Jun 2, 2022 | - | Jun 30, 2023 | 1.38.7 | No | EOL |
| 1.37 | Nov 18, 2021 | - | Nov 30, 2022 | 1.37.6 | No | EOL |
| 1.36 | May 28, 2021 | - | Jun 3, 2022 | 1.36.4 | No | EOL |
| 1.35 | Sep 25, 2020 | - | Dec 21, 2023 | 1.35.14 | Yes | EOL |
| 1.34 | Dec 19, 2019 | - | Nov 30, 2020 | 1.34.4 | No | EOL |
| 1.33 | Jul 2, 2019 | - | Jun 30, 2020 | 1.33.4 | No | EOL |
| 1.32 | Jan 10, 2019 | - | Jan 24, 2020 | 1.32.6 | No | EOL |
| 1.31 | Jun 13, 2018 | - | Sep 30, 2021 | 1.31.16 | Yes | EOL |
Frequently Asked Questions
Which versions of MediaWiki have reached end of life?
The following MediaWiki versions have reached end of life and no longer receive security updates: 1.42, 1.41, 1.40, 1.39, 1.38, 1.37, 1.36, 1.35 (and 4 more). It is recommended to upgrade to a supported version.
Is it safe to continue using MediaWiki 1.42?
MediaWiki 1.42 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.
What is the latest version of MediaWiki?
The latest version of MediaWiki is 1.45.1, released in the 1.45 release cycle.
How many versions of MediaWiki are currently supported?
MediaWiki currently has 3 actively supported version(s): 1.45, 1.44, 1.43.
When does MediaWiki 1.45 reach end of life?
MediaWiki 1.45 is scheduled to reach end of life on Dec 31, 2026.
What should I do when MediaWiki reaches end of life?
When a MediaWiki version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.