Symfony 8.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Symfony 8.1 is actively supported. It reaches end of life on 31 Jan 2027.
175 days of security support left
8.1.4 latest release
29% of this branch's supported lifetime has elapsed — 29 May 2026 → 31 Jan 2027.
Check your versioncomposer show | grep "symfony/"
Support timeline
Official dates from the Symfony release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 29 May 2026 | — |
| End of life (scheduled) | 31 Jan 2027 | in 175 days |
| Latest release | 8.1.4 · 7 Aug 2026 | current |
How much runway a newer branch buys
Symfony 8.1 is the newest branch — this is the longest runway currently available.
| Branch | End of life | Days left | vs 8.1 |
|---|---|---|---|
| Symfony 8.1 | 31 Jan 2027 | 175 | this branch |
| Symfony 7.4 | 30 Nov 2029 | 1,209 | +1,034 days |
| Symfony 6.4 | 30 Nov 2027 | 478 | +303 days |
| Symfony 5.4 | 28 Feb 2029 | 934 | +759 days |
Frequently asked questions
When does Symfony 8.1 reach end of life?
Symfony 8.1 reaches end of life on 31 Jan 2027 — 175 days from now. After that date it receives no security fixes.
Is Symfony 8.1 still supported?
Yes. Symfony 8.1 is currently maintained. Latest release: 8.1.4, published 7 Aug 2026.
What happens when Symfony 8.1 reaches end of life?
Security fixes stop. After 31 Jan 2027 this branch receives no further updates under standard support.
How long do I have to upgrade from Symfony 8.1?
175 days. This is already the newest branch, so this is the longest runway currently available.
All Symfony versions
8.1 supported 8.0 EOL 2026 7.4 supported 7.3 EOL 2026 7.2 EOL 2025 7.1 EOL 2025 7.0 EOL 2024 6.4 supported 6.3 EOL 2024 6.2 EOL 2023 6.1 EOL 2023 6.0 EOL 2023 5.4 supported 5.3 EOL 2022 5.2 EOL 2021 5.1 EOL 2021 5.0 EOL 2020 4.4 EOL 2023 4.3 EOL 2020 4.2 EOL 2020 4.1 EOL 2019 4.0 EOL 2019 3.4 EOL 2021 3.3 EOL 2018 3.2 EOL 2018 3.1 EOL 2017 3.0 EOL 2017 2.8 EOL 2019 2.7 EOL 2019 2.3 EOL 2017