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Mastodon
Active
CMS & Content Latest Version: 4.5.6 Latest Release: Feb 3, 2026
Mastodon is a free, decentralized social networking platform based on the ActivityPub protocol.
Versions
14
Latest Version
4.5.6
Active Support
3
EOL
11
Lifecycle Timeline
Today ↓
4.5
4.5
4.4
4.4
4.3
4.3
4.2
4.2
4.1
4.1
4.0
4.0
3.5
3.5
3.4
3.4
3.3
3.3
3.2
3.2
Active SupportSecurity SupportEOL
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 4.5 | Nov 6, 2025 | - | No | 4.5.6 | No | Active |
| 4.4 | Jul 8, 2025 | - | No | 4.4.13 | No | Active |
| 4.3 | Oct 8, 2024 | - | May 6, 2026 | 4.3.19 | No | Active |
| 4.2 | Sep 21, 2023 | - | Jan 8, 2026 | 4.2.29 | No | EOL |
| 4.1 | Feb 10, 2023 | - | Apr 8, 2025 | 4.1.25 | No | EOL |
| 4.0 | Nov 14, 2022 | - | Oct 31, 2023 | 4.0.15 | No | EOL |
| 3.5 | Mar 30, 2022 | - | Dec 31, 2023 | 3.5.19 | No | EOL |
| 3.4 | May 16, 2021 | - | Nov 6, 2022 | 3.4.10 | No | EOL |
| 3.3 | Dec 27, 2020 | - | May 26, 2022 | 3.3.3 | No | EOL |
| 3.2 | Jul 27, 2020 | - | Yes | 3.2.2 | No | EOL |
| 3.1 | Feb 9, 2020 | - | Yes | 3.1.5 | No | EOL |
| 3.0 | Oct 3, 2019 | - | Yes | 3.0.2 | No | EOL |
| 2 | Oct 18, 2017 | - | Yes | 2.9.4 | No | EOL |
| 1 | Feb 5, 2017 | - | Yes | 1.6.1 | No | EOL |
Frequently Asked Questions
Which versions of Mastodon have reached end of life?
The following Mastodon versions have reached end of life and no longer receive security updates: 4.2, 4.1, 4.0, 3.5, 3.4, 3.3, 3.2, 3.1 (and 3 more). It is recommended to upgrade to a supported version.
Is it safe to continue using Mastodon 4.2?
Mastodon 4.2 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 Mastodon?
The latest version of Mastodon is 4.5.6, released in the 4.5 release cycle.
How many versions of Mastodon are currently supported?
Mastodon currently has 3 actively supported version(s): 4.5, 4.4, 4.3.
When does Mastodon 4.5 reach end of life?
Mastodon 4.5 does not have a specific end-of-life date announced yet.
What should I do when Mastodon reaches end of life?
When a Mastodon 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.