Container Service for Kubernetes (ACK) supports multiple cluster types, including ACK managed clusters, ACK Edge clusters, and ACK Lingjun clusters. ACK adds support for new Kubernetes versions as they are released and gradually discontinues support for older versions.
ACK managed clusters
The following tables list the Kubernetes versions that ACK managed clusters support. For details about the versioning mechanism, see Version guide.
Starting from 1.31, ACK expanded support from only even-numbered minor versions, such as 1.28 and 1.30, to all minor versions. For Kubernetes minor versions 1.31 and later, the support cycle is one year.
Supported versions
| Version | Status | Release date | Discontinue date |
|---|---|---|---|
| 1.34 | Released | September 2025 | September 30, 2026 |
| 1.33 | Released | May 2025 | May 31, 2026 |
| 1.32 | Released | January 2025 | January 31, 2026 |
| 1.31 | Released | September 2024 | September 30, 2025 |
| 1.30 | Released | June 2024 | June 30, 2026 |
| 1.28 | Released | October 2023 | October 31, 2025 |
1.34 is in canary release. Support lifecycle: 1 year.
Discontinued versions
Outdated Kubernetes versions may have security and stability issues. Upgrade your clusters to the latest version as soon as possible. For more information, see Manually upgrade a cluster and Automatically update a cluster.
| Version | Status | Release date | Discontinue date |
|---|---|---|---|
| 1.26 | Discontinued | April 2023 | April 2025 |
| 1.24 | Discontinued | September 2022 | September 2024 |
| 1.22 | Discontinued | December 2021 | October 2023 |
| 1.20 | Discontinued | April 2021 | April 2023 |
| 1.18 | Discontinued | September 2020 | September 2022 |
| 1.16 | Discontinued | February 2020 | June 2022 |
| 1.14 | Discontinued | August 2019 | July 2021 |
| 1.12 | Discontinued | March 2019 | December 2020 |
ACK Edge clusters
The following tables list the Kubernetes versions that ACK Edge clusters support.
Supported versions
| Version | Status | Release date | Discontinue date |
|---|---|---|---|
| 1.32 | Released | March 2025 | March 2026 |
| 1.30 | Released | November 2024 | November 2026 |
| 1.28 | Released | July 2024 | July 2026 |
| 1.26 | Released | October 2023 | October 2025 |
| 1.24 | Released | March 2023 | September 2025 |
ACK Edge provides a support cycle of one year for Kubernetes 1.32 and later minor versions.
Discontinued versions
Outdated Kubernetes versions may pose security and stability threats. Upgrade your clusters to a supported version as soon as possible. For more information, see Upgrade a cluster.
| Version | Status | Release date | Discontinue date |
|---|---|---|---|
| 1.22 | Discontinued | June 2022 | June 2024 |
| 1.20 | Discontinued | October 2021 | October 2023 |
| 1.18 | Discontinued | March 2021 | March 2023 |
| 1.16 | Discontinued | August 2020 | August 2022 |
ACK Lingjun clusters
The following table lists the Kubernetes versions that ACK Lingjun clusters support.
| Version | Status | Release date | Discontinue date |
|---|---|---|---|
| 1.31 | Released | January 2025 | Subject to the actual situation of ACK Lingjun clusters |
| 1.30 | Released | January 2025 | Subject to the actual situation of ACK Lingjun clusters |
| 1.28 | Released | December 2023 | Subject to the actual situation of ACK Lingjun clusters |
| 1.22 | Outdated | November 2023 | Subject to the actual situation of ACK Lingjun clusters |
| 1.20 | Outdated | April 2023 | November 2023 |