cert-manager supported versions¶
This topic lists the currently supported Long-Term Support (LTS) and Standard-Term Support (STS) versions of cert-manager, along with their support timelines and platform compatibility. For information about these release types and how Palo Alto Networks supports them, see Versioning and support.
Supported versions and compatibility¶
The following table lists currently supported cert-manager releases and their platform compatibility.
| v1.21.x (LTS) | v1.20.x (STS) | v1.17.x (LTS) | |
|---|---|---|---|
| Release date | 9 July, 2026 | 9 March, 2026 | 3 February, 2025 |
| End of support | 9 July, 2028 | With 1.22.0 release | 3 February, 2027 |
| Supported Kubernetes versions | 1.33 → 1.36 | 1.33 → 1.36 | 1.29 → 1.36 |
| Supported OpenShift versions | 4.20 → 4.22 | 4.19 → 4.21 | 4.16 → 4.21 |
Long-Term Support releases¶
The current Long-Term Support (LTS) release of cert-manager, v1.21.x, is supported until 9 July, 2028.
Both v1.21.x and v1.17.x are supported from 9 July, 2026 to 3 February, 2027, which meets the required minimum six-month overlap between LTS releases.
Plan and complete your upgrade from v1.17.x to v1.21.x within this window, since after 3 February, 2027, v1.17.x no longer receives fixes or technical support.
To learn how to upgrade cert-manager, see Upgrading cert-manager.
Unsupported versions¶
The following cert-manager versions have reached End of Life and are no longer supported.
| Version | Release Date | End of Support |
|---|---|---|
| 1.19 | 7 October, 2025 | 9 July, 2026 |
| 1.18 | 10 June, 2025 | 9 March, 2026 |
| 1.16 | 3 October, 2024 | June 4, 2025 |
| 1.15 | 5 June, 2024 | February 3, 2025 |
| 1.14 | 3 February, 2024 | October 3, 2024 |
| 1.13 | 12 September, 2023 | June 5, 2024 |