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v1.5.1 Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 23d Infrastructure as Code
✓ No known CVEs patched
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✓ No known CVEs patched in this version

Topics

helm kubernetes kustomize

ReleasePort's take

Light signal
editorial:auto 13d

The Helmfile v1.5.1 release fixes templating of helmDefaults.postRendererArgs with release data.

Why it matters: Patch to v1.5.1 if you use helmDefaults.postRendererArgs; resolves incorrect template rendering.

Summary

AI summary

Fixed templating of helmDefaults.postRendererArgs with release data.

Changes in this release

Feature Medium

add mergeStrategy: fallback for first-file-wins env values

add mergeStrategy: fallback for first-file-wins env values

Source: llm_adapter@2026-05-21

Confidence: low

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Dependency Medium

bump github.com/aws/aws-sdk-go-v2/service/s3 from 1.100.1 to 1.101.0

bump github.com/aws/aws-sdk-go-v2/service/s3 from 1.100.1 to 1.101.0

Source: llm_adapter@2026-05-21

Confidence: low

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Dependency Medium

bump gitpython from 3.1.47 to 3.1.49 in /docs

bump gitpython from 3.1.47 to 3.1.49 in /docs

Source: llm_adapter@2026-05-21

Confidence: low

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Dependency Medium

bump golang.org/x/term from 0.42.0 to 0.43.0

bump golang.org/x/term from 0.42.0 to 0.43.0

Source: llm_adapter@2026-05-21

Confidence: low

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Bugfix Medium

add trackFailOnError option to control kubedog exit code

add trackFailOnError option to control kubedog exit code

Source: llm_adapter@2026-05-21

Confidence: high

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Bugfix Medium

resolve OCI repo prefix in ad-hoc release dependencies

resolve OCI repo prefix in ad-hoc release dependencies

Source: llm_adapter@2026-05-21

Confidence: high

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Bugfix Medium

template helmDefaults.postRendererArgs with release data

template helmDefaults.postRendererArgs with release data

Source: llm_adapter@2026-05-21

Confidence: high

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Refactor Medium

Expose internal apis

Expose internal apis

Source: llm_adapter@2026-05-21

Confidence: low

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Other Medium

update helmfile skill to reflect v1.1 documentation

update helmfile skill to reflect v1.1 documentation

Source: llm_adapter@2026-05-21

Confidence: low

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Other Medium

Deduplicate preparation code of sync and apply

Deduplicate preparation code of sync and apply

Source: llm_adapter@2026-05-21

Confidence: low

 —
Other Medium

Emit "cleanup" events later to match the behavior in "apply"

Emit "cleanup" events later to match the behavior in "apply"

Source: llm_adapter@2026-05-21

Confidence: low

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Full changelog

What's Changed

  • fix: add trackFailOnError option to control kubedog exit code by @yxxhero in https://github.com/helmfile/helmfile/pull/2576
  • docs: update helmfile skill to reflect v1.1 documentation by @yxxhero in https://github.com/helmfile/helmfile/pull/2577
  • fix(state): resolve OCI repo prefix in ad-hoc release dependencies by @dschmidt in https://github.com/helmfile/helmfile/pull/2579
  • feat(state): add mergeStrategy: fallback for first-file-wins env values by @dschmidt in https://github.com/helmfile/helmfile/pull/2578
  • Expose internal apis by @ceriath in https://github.com/helmfile/helmfile/pull/2520
  • build(deps): bump github.com/aws/aws-sdk-go-v2/service/s3 from 1.100.1 to 1.101.0 by @dependabot[bot] in https://github.com/helmfile/helmfile/pull/2581
  • chore: Deduplicate preparation code of sync and apply by @ceriath in https://github.com/helmfile/helmfile/pull/2523
  • build(deps): bump gitpython from 3.1.47 to 3.1.49 in /docs by @dependabot[bot] in https://github.com/helmfile/helmfile/pull/2582
  • chore: Emit "cleanup" events later to match the behavior in "apply" by @ceriath in https://github.com/helmfile/helmfile/pull/2522
  • build(deps): bump golang.org/x/term from 0.42.0 to 0.43.0 by @dependabot[bot] in https://github.com/helmfile/helmfile/pull/2584
  • build(deps): bump gitpython from 3.1.49 to 3.1.50 in /docs by @dependabot[bot] in https://github.com/helmfile/helmfile/pull/2585
  • fix: template helmDefaults.postRendererArgs with release data by @yxxhero in https://github.com/helmfile/helmfile/pull/2583

Full Changelog: https://github.com/helmfile/helmfile/compare/v1.5.0...v1.5.1

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