|
| 1 | +--- |
| 2 | +title: "Kubernetes v1.35 Release Information" |
| 3 | +weight: 98 |
| 4 | +slug: "release" |
| 5 | +aliases: [ "/release" ] |
| 6 | +description: | |
| 7 | + Information regarding the current release cycle including important dates, |
| 8 | + Release Team contact information, tracking spreadsheets and more! |
| 9 | +--- |
| 10 | + |
| 11 | +# Kubernetes v1.35 |
| 12 | + |
| 13 | +#### Links |
| 14 | + |
| 15 | +* [This document](https://git.k8s.io/sig-release/releases/release-1.35/README.md) |
| 16 | +* [Release Team](https://github.com/kubernetes/sig-release/blob/master/releases/release-1.35/release-team.md) |
| 17 | +* [Meeting Minutes](https://bit.ly/k8s135-releasemtg) (members of [release-team@] receive meeting invites) |
| 18 | +* [v1.35 Release Calendar](https://bit.ly/k8s-release-cal) |
| 19 | +* Contact: [#sig-release](https://kubernetes.slack.com/archives/C2C40FMNF) on |
| 20 | + slack, [release-team ](mailto:[email protected]) on e-mail |
| 21 | +* [Internal Contact Info](https://bit.ly/k8s135-contacts) (accessible only to members of [release-team@]) |
| 22 | + |
| 23 | +#### Tracking docs |
| 24 | + |
| 25 | +* [Enhancements Tracking Board](https://bit.ly/k8s135-enhancements) |
| 26 | +* [Feature blog Tracking Board](https://bit.ly/k8s135-feature-blogs) |
| 27 | +* [Bug Triage Tracking Board](https://bit.ly/k8s135-bugtriage) |
| 28 | +* [CI Signal Project Board & Issue Tracking](https://bit.ly/k8s135-cisignal) |
| 29 | +* [Retrospective Document](https://bit.ly/k8s135-retro) |
| 30 | +* [kubernetes/kubernetes v1.35 milestone](https://github.com/kubernetes/kubernetes/milestone/68) |
| 31 | + |
| 32 | +#### Guides |
| 33 | + |
| 34 | +* [Targeting Issues and PRs to This Milestone](https://git.k8s.io/community/contributors/devel/sig-release/release.md) |
| 35 | +* [Triaging and Escalating Test Failures](https://git.k8s.io/community/contributors/devel/sig-testing/testing.md#troubleshooting-a-failure) |
| 36 | + |
| 37 | +## Summary |
| 38 | + |
| 39 | +The v1.35 release cycle is as follows: |
| 40 | + |
| 41 | +- **Monday 15th September 2025**: Week 1 — Release cycle begins |
| 42 | +- **Thursday 9th October 2025 (AoE) / Friday 10th October 2025, 12:00 UTC**: Week 4 — [Production Readiness Freeze][Production Readiness Freeze] |
| 43 | +- **Thursday 16th October 2025 (AoE) / Friday 17th October 2025, 12:00 UTC**: Week 5 — [Enhancements Freeze][Enhancements Freeze] |
| 44 | +- **Thursday 30th October 2025 (AoE) / Friday 31st October 2025, 12:00 UTC**: Week 7 — [Feature blog freeze][Feature blog freeze] |
| 45 | +- **Thursday 6th November 2025 (AoE) / Friday 7th November 2025, 12:00 UTC**: Week 8 — [Code Freeze][Code Freeze] and [Test Freeze][Test Freeze] |
| 46 | +- **Monday 10th - Thursday 13th November 2025**: Week 9 - [KubeCon NA](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/) |
| 47 | +- **Tuesday 2nd December 2025 (AoE) / Wednesday 3rd December 2025, 12:00 UTC**: Week 12 — [Docs Freeze][Docs Freeze] |
| 48 | +- **Wednesday 17th December 2025**: Week 14 — Kubernetes v1.35.0 released |
| 49 | + |
| 50 | +#### Note on AoE deadlines: |
| 51 | +Deadlines are expressed in “Anywhere on Earth” (AoE) time. This means the date ends when the calendar day finishes in the last timezone on Earth (UTC−12). |
| 52 | +Example: A deadline of Thursday, Oct 16 (AoE) gives contributors their full Thursday everywhere in the world. The cutoff therefore would be Friday, Oct 17 at 12:00 UTC. |
| 53 | + |
| 54 | +## Timeline |
| 55 | + |
| 56 | +| **What** | **Who** | **When** | **Week** | **Release Signal** | |
| 57 | +| -------------------------------------------------------------------------------------- | ----------------------------- | --------------------------------------------------------------------------- | -------- | ------------------------------------------------------------------------ | |
| 58 | +| Start of Release Cycle | Lead | Monday 15th September 2025 | week 1 | [master-blocking], [master-informing] | |
| 59 | +| Start Enhancements Tracking | Enhancements Lead | Monday 15th September 2025 | week 1 | | |
| 60 | +| Schedule finalized | Lead | Friday 19th September 2025 | week 1 | | |
| 61 | +| Team finalized | Lead | Friday 19th September 2025 | week 1 | | |
| 62 | +| Begin APAC-friendly meetings | Lead | Wednesday 24th September 2025 | week 2 | | |
| 63 | +| Start Release Notes Draft | Docs Lead | Wednesday 1st October 2025 | week 3 | | |
| 64 | +| Call for PRR and Enhancement Freeze [Exceptions][Exception] | Lead | Thursday 2nd October 2025 | week 3 | | |
| 65 | +| v1.35.0-alpha.1 released | Branch Manager | Wednesday 8th October 2025 | week 4 | | |
| 66 | +| **Begin [Production Readiness Freeze]** | Enhancements Lead | Thursday 9th October 2025 (AoE) / Friday 10th October 2025, 12:00 UTC | week 4 | | |
| 67 | +| **Begin [Enhancements Freeze]** | Enhancements Lead | Thursday 16th October 2025 (AoE) / Friday 17th October 2025, 12:00 UTC | week 5 | | |
| 68 | +| v1.35.0-alpha.2 released | Branch Manager | Wednesday 22nd October 2025 | week 6 | | |
| 69 | +| Brace Yourself, Code Freeze is Coming | Comms / Release Signal | Monday 27th October 2025 | week 7 | | |
| 70 | +| Docs deadline — Open placeholder PRs | Docs Lead | Thursday 23th October 2025 | week 6 | | |
| 71 | +| **Begin [Feature blog freeze] - Open placeholder PRs** | Comms Lead | Thursday 30th October 2025 (AoE) / Friday 31st October 2025, 12:00 UTC | week 7 | | |
| 72 | +| Call for Code Freeze [Exceptions][Exception] | Lead | Friday 31st October 2025 | week 7 | | |
| 73 | +| v1.35.0-alpha.3 released | Branch Manager | Wednesday 5th November 2025 | week 8 | | |
| 74 | +| **Begin [Code Freeze] and [Test Freeze]** | Branch Manager | Thursday 6th November 2025 (AoE) / Friday 7th November 2025, 12:00 UTC | week 8 | | |
| 75 | +| **KubeCon NA** | | Monday 10th - Thursday 13th November 2025 | week 9 | | |
| 76 | +| **Begin [Burndown]** (Monday, Wednesday, and Friday meetings) | Lead | Monday 17th November 2025 | week 10 | | |
| 77 | +| Deprecations and Removals blog published | Comms | Monday 17th November 2025 | week 10 | | |
| 78 | +| Docs deadline — PRs ready for review | Docs Lead | Tuesday 18th November 2025 | week 10 | | |
| 79 | +| Release Highlights deadline | Comms | Tuesday 18th November 2025 | week 10 | | |
| 80 | +| v1.35.0-beta.0 released | Branch Manager | Wednesday 19th November 2025 | week 10 | | |
| 81 | +| Release blog ready to review | Comms / Docs | Thursday 20th November 2025 (AoE) / Friday 21st November 2025, 12:00 UTC | week 10 | | |
| 82 | +| Feature blogs ready to review | Enhancement Owner / SIG Leads | Monday 24th November 2025 | week 11 | | |
| 83 | +| Burndown Meetings daily (Tuesday & Thursday over Slack) | Lead | Monday 24th November 2025 | week 11 | | |
| 84 | +| release-1.35 branch created | Branch Manager | Tuesday 2nd December 2025 | week 12 | | |
| 85 | +| release-1.35 jobs created | Branch Manager | Tuesday 2nd December 2025 | week 12 | | |
| 86 | +| Start final draft of Release Notes | Docs Lead | Tuesday 2nd December 2025 | week 12 | | |
| 87 | +| **[Docs Freeze]** | Docs Lead | Tuesday 2nd December 2025 (AoE) / Wednesday 3rd December 2025, 12:00 UTC | week 12 | | |
| 88 | +| v1.35.0-rc.0 released | Branch Manager | Tuesday 2nd December 2025 | week 12 | [1.35-informing], [1.35-blocking], [master-blocking], [master-informing] | |
| 89 | +| Release Highlights complete | Docs Lead | Tuesday 9th December 2025 | week 13 | | |
| 90 | +| v1.35.0-rc.1 released | Branch Manager | Tuesday 9th December 2025 | week 13 | | |
| 91 | +| Release Notes complete — reviewed & merged to https://github.com/kubernetes/kubernetes | Docs Lead | Wednesday 17th December 2025 | week 14 | | |
| 92 | +| **v1.35.0 released** | Branch Manager | Wednesday 17th December 2025 | week 14 | | |
| 93 | +| Release blog published | Comms | Wednesday 17th December 2025 | week 14 | | |
| 94 | +| [Thaw] | Comms | Thursday 18th December 2025 | week 14 | | |
| 95 | +| Feature blog publication starts | Comms | Thursday 18th December 2025 | | | |
| 96 | + |
| 97 | +## Phases |
| 98 | + |
| 99 | +Please refer to the [release phases document](../release_phases.md). |
| 100 | + |
| 101 | +[Production Readiness Freeze]: ../release_phases.md#prr-freeze |
| 102 | + |
| 103 | +[Enhancements Freeze]: ../release_phases.md#enhancements-freeze |
| 104 | + |
| 105 | +[Burndown]: ../release_phases.md#burndown |
| 106 | + |
| 107 | +[Code Freeze]: ../release_phases.md#code-freeze |
| 108 | + |
| 109 | +[Exception]: ../release_phases.md#exceptions |
| 110 | + |
| 111 | +[Thaw]: ../release_phases.md#thaw |
| 112 | + |
| 113 | +[Test Freeze]: ../release_phases.md#test-freeze |
| 114 | + |
| 115 | +[Docs Freeze]: ../release_phases.md#docs-freeze |
| 116 | + |
| 117 | +[Feature blog freeze]: ../release_phases.md#feature-blog-freeze |
| 118 | + |
| 119 | +[master-blocking]: https://testgrid.k8s.io/sig-release-master-blocking#Summary |
| 120 | + |
| 121 | +[master-informing]: https://testgrid.k8s.io/sig-release-master-informing#Summary |
| 122 | + |
| 123 | +[1.35-blocking]: https://testgrid.k8s.io/sig-release-1.35-blocking#Summary |
| 124 | + |
| 125 | +[1.35-informing]: https://testgrid.k8s.io/sig-release-1.35-informing#Summary |
| 126 | + |
| 127 | +[release-team@]: https://groups.google.com/a/kubernetes.io/g/release-team |
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