OpenSSL
All OpenSSL releases at a glance: release dates, number of versions, latest version, LTS status and the end-of-life (EOL) visualisation
All supported productsFree Versio.io trialWhat is OpenSSL?
The OpenSSL Project develops and maintains the OpenSSL software - a robust, commercial-grade,
full-featured toolkit for general-purpose cryptography and secure communication. The
project’s technical decision making is managed by the OpenSSL Technical Committee
(OTC) and the project governance is managed by the OpenSSL Management Committee (OMC).
The project operates under formal Bylaws.
OpenSSL release and version history
| Release | Release date | Versions | Latest version | Latest version date | LTS |
|---|---|---|---|---|---|
| 4.0 | 2026-04-14 | 6 | 4.0.3 | 2026-09-29 | No |
| 3.6 | 2025-10-01 | 8 | 3.6.5 | 2026-09-29 | No |
| 3.5 | 2025-04-08 | 12 | 3.5.9 | 2026-09-29 | Yes |
| 3.4 | 2024-10-22 | 11 | 3.4.8 | 2026-09-29 | No |
| 3.3 | 2024-04-09 | 10 | 3.3.7 | 2026-04-07 | No |
| 3.2 | 2023-11-23 | 10 | 3.2.6 | 2025-09-30 | No |
| 3.1 | 2023-03-14 | 11 | 3.1.8 | 2025-02-11 | No |
| 3.0 | 2021-09-07 | 42 | 3.0.22 | 2026-08-25 | Yes |
| 1.1.1 | 2018-09-11 | 33 | 1.1.1w | 2023-09-12 | Yes |
| 1.1.0 | 2016-08-25 | 19 | 1.1.0l | 2019-09-10 | No |
| 1.0.2 | 2015-01-22 | 29 | 1.0.2u | 2019-12-20 | Yes |
| 1.0.1 | 2012-03-14 | 29 | 1.0.1u | 2016-09-22 | Yes |
| 1.0.0 | 2010-03-29 | 30 | 1.0.0t | 2015-12-03 | Yes |
| 0.9.8 | 2005-07-05 | 45 | 0.9.8zh | 2015-12-03 | No |
| 0.9.7 | 2002-12-31 | 20 | 0.9.7m | 2007-02-23 | No |
| 0.9.6 | 2000-10-10 | 21 | 0.9.6m | 2004-03-17 | No |
| 0.9.5 | 2000-04-01 | 6 | 0.9.5 | 2000-05-25 | No |
| 0.9.4 | 1999-08-09 | 1 | 0.9.4 | 1999-08-09 | No |
| 0.9.3 | 1999-05-24 | 4 | 0.9.3a | 1999-05-29 | No |
| 0.9.2 | 1999-03-22 | 1 | 0.9.2b | 1999-03-22 | No |
| 0.9.1 | 1998-12-23 | 1 | 0.9.1c | 1998-12-23 | No |
Data as of 14 October 2026. Dates in ISO format (YYYY-MM-DD). Source: Versio.io product release & end-of-life database.
The entire lifecycle of the product OpenSSL
What is the OpenSSL release strategy?
Facts and figures about OpenSSL
| Product | OpenSSL |
|---|---|
| Vendor | OpenSSL |
| Latest version | 4.0.3 |
| Number of releases | 22 |
| Number of versions | 352 |
| Number of unstable versions | 89 |
| Number of versions affected by CVE | 238 |
| Licence | Apache License 2.0 |
| Licence details | https://api.github.com/licenses/apache-2.0 |
| Version command | openssl version |
| Wikipedia | https://en.wikipedia.org/wiki/openssl |
Frequently asked questions about OpenSSL end of life
What is the latest version of OpenSSL?
The latest version of OpenSSL is 4.0.3, released as part of the 4.0 release on 29 September 2026.
Which OpenSSL versions are still supported?
OpenSSL 4.0, OpenSSL 3.6, OpenSSL 3.5 and OpenSSL 3.4 are supported as of 14 October 2026. All other releases have reached end of life and no longer receive fixes.
When does OpenSSL 3.4 reach end of life?
OpenSSL 3.4 reaches end of life on 22 October 2026. After that date, no security fixes are provided.
Does OpenSSL have long-term support (LTS) releases?
Yes. OpenSSL 3.5, OpenSSL 3.0, OpenSSL 1.1.1, OpenSSL 1.0.2, OpenSSL 1.0.1 and OpenSSL 1.0.0 are LTS releases with an extended maintenance period.
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