# Rancher v2.15.1-alpha1

- Product: Rancher (https://whatsnew.fyi/product/rancher)
- Vendor: SUSE
- Date: 2026-08-18
- Version: v2.15.1-alpha1
- Original notes: https://github.com/rancher/rancher/releases/tag/v2.15.1-alpha1
- Permalink: https://whatsnew.fyi/product/rancher/releases/v2.15.1-alpha1
- Labels: Pre-release

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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#### Images with -rc
rancher/rancher-agent:v2.15.1-alpha1
rancher/rancher-webhook:v0.11.1-rc.1
rancher/rancher:v2.15.1-alpha1

#### Components with -rc
ALI-OPERATOR v1.15.0-rc.3
WRANGLER

#### Min version components with -rc

#### Chart/KDM sources
* CHART_DEFAULT_BRANCH: dev-v2.15 (`scripts/package-env`)
* CHART_DEFAULT_BRANCH: dev-v2.15 (`package/Dockerfile`)
* CATTLE_KDM_BRANCH: dev-v2.15 (`package/Dockerfile`)
* CATTLE_KDM_BRANCH: dev-v2.15 (`Dockerfile.runtime`)
* KDMBranch: dev-v2.15 (`pkg/settings/setting.go`)
* ChartDefaultBranch: dev-v2.15 (`pkg/settings/setting.go`)