# Helm vs Kustomize

**Leader by Vioscale score:** Helm

| Attribute | Helm | Kustomize |
|---|---|---|
| **Vioscale score** | 66.9 (60% (medium)) | 47.6 (64% (medium)) |
| activity.commits_last_30d | 100 | 13 |
| adoption.dependent_repos | 5,000 | 8,193 |
| adoption.github_stars | 30,177 | 12,144 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | Helm provides a templated configuration system and package manager for Kubernetes applications, allowing users to define complex multi-component deployments as reusable, versioned, and shareable packages. | Kustomize is a Kubernetes-native configuration management tool that enables declarative customization of application configurations without templates. It integrates natively with kubectl and is available as a standalone binary for use in various environments. |
| features.capabilities | `{"arm_support":true,"cncf_maturity":"graduated","pricing_model":"free_open_source","architecture_model":"open_source_cli"}` | `{"hosting":"self","daemonless":true,"cncf_maturity":"graduated","gui_dashboard":false,"orchestration":"kubernetes","k8s_conformant":true,"stateful_workloads":true,"managed_control_plane":false}` |
| integrations.count | - | 5 |
| integrations.list | - | `[{"name":"Kots"},{"name":"ArgoCD"},{"name":"Flux"},{"name":"Kubestack"},{"name":"Unfork"}]` |
| language.primary | Go | Go |
| license.spdx | Apache-2.0 | Apache-2.0 |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://helm.sh","retrievedAt":"2026-08-21T13:42:13.702Z"}` | `{"type":"open_source","summary":"Open source, free","freeTier":true,"sourceUrl":"https://kustomize.io","retrievedAt":"2026-08-13T22:41:28.401Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 2 | - |
| release.history | `[{"url":"https://github.com/helm/helm/releases/tag/v4.2.4","date":"2026-08-13T15:33:04Z","type":"stable","version":"v4.2.4"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.4","date":"2026-08-14T14:55:42Z","type":"stable","version":"v3.21.4"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.3","date":"2026-07-09T20:56:43Z","type":"stable","version":"v4.2.3"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.3","date":"2026-07-09T21:20:27Z","type":"stable","version":"v3.21.3"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.2","date":"2026-06-20T04:36:23Z","type":"stable","version":"v3.21.2"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.2","date":"2026-06-17T20:50:16Z","type":"stable","version":"v4.2.2"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.1","date":"2026-06-12T15:06:26Z","type":"stable","version":"v4.2.1"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.1","date":"2026-06-12T14:51:31Z","type":"stable","version":"v3.21.1"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.0","date":"2026-05-14T01:13:00Z","type":"stable","version":"v4.2.0"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.0","date":"2026-05-14T01:22:37Z","type":"stable","version":"v3.21.0"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.4","date":"2026-04-09T06:01:47Z","type":"stable","version":"v4.1.4"},{"url":"https://github.com/helm/helm/releases/tag/v3.20.2","date":"2026-04-09T21:17:14Z","type":"stable","version":"v3.20.2"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.3","date":"2026-03-11T23:01:58Z","type":"stable","version":"v4.1.3"},{"url":"https://github.com/helm/helm/releases/tag/v3.20.1","date":"2026-03-12T00:26:02Z","type":"stable","version":"v3.20.1"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.1","date":"2026-02-09T18:33:58Z","type":"stable","version":"v4.1.1"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.0","date":"2026-01-21T22:31:55Z","type":"stable","version":"v4.1.0"},{"url":"https://github.com/helm/helm/releases/tag/v3.20.0","date":"2026-01-21T23:27:45Z","type":"stable","version":"v3.20.0"},{"url":"https://github.com/helm/helm/releases/tag/v4.0.5","date":"2026-01-14T23:46:31Z","type":"stable","version":"v4.0.5"},{"url":"https://github.com/helm/helm/releases/tag/v3.19.5","date":"2026-01-15T00:30:06Z","type":"stable","version":"v3.19.5"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.0-rc.1","date":"2026-01-12T19:54:05Z","type":"prerelease","version":"v4.1.0-rc.1"}]` | `[{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kyaml/v0.21.1","date":"2026-02-09T15:27:15Z","type":"stable","version":"kyaml/v0.21.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kustomize/v5.8.1","date":"2026-02-09T16:40:16Z","type":"stable","version":"kustomize/v5.8.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/cmd/config/v0.21.1","date":"2026-02-09T15:41:58Z","type":"stable","version":"cmd/config/v0.21.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/api/v0.21.1","date":"2026-02-09T16:00:09Z","type":"stable","version":"api/v0.21.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kyaml/v0.21.0","date":"2025-11-09T13:45:10Z","type":"stable","version":"kyaml/v0.21.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kustomize/v5.8.0","date":"2025-11-09T15:00:06Z","type":"stable","version":"kustomize/v5.8.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/cmd/config/v0.21.0","date":"2025-11-09T14:01:17Z","type":"stable","version":"cmd/config/v0.21.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/api/v0.21.0","date":"2025-11-09T14:29:11Z","type":"stable","version":"api/v0.21.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kyaml/v0.20.1","date":"2025-07-23T12:10:24Z","type":"stable","version":"kyaml/v0.20.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kustomize/v5.7.1","date":"2025-07-23T12:54:41Z","type":"stable","version":"kustomize/v5.7.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/cmd/config/v0.20.1","date":"2025-07-23T12:20:32Z","type":"stable","version":"cmd/config/v0.20.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/api/v0.20.1","date":"2025-07-23T12:34:01Z","type":"stable","version":"api/v0.20.1"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kyaml/v0.20.0","date":"2025-06-28T06:15:13Z","type":"stable","version":"kyaml/v0.20.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kustomize/v5.7.0","date":"2025-06-28T07:09:54Z","type":"stable","version":"kustomize/v5.7.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/cmd/config/v0.20.0","date":"2025-06-28T06:28:41Z","type":"stable","version":"cmd/config/v0.20.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/api/v0.20.0","date":"2025-06-28T06:45:45Z","type":"stable","version":"api/v0.20.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kyaml/v0.19.0","date":"2025-01-14T14:12:39Z","type":"stable","version":"kyaml/v0.19.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/kustomize/v5.6.0","date":"2025-01-14T15:32:11Z","type":"stable","version":"kustomize/v5.6.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/cmd/config/v0.19.0","date":"2025-01-14T14:41:06Z","type":"stable","version":"cmd/config/v0.19.0"},{"url":"https://github.com/kubernetes-sigs/kustomize/releases/tag/api/v0.19.0","date":"2025-01-14T14:53:53Z","type":"stable","version":"api/v0.19.0"}]` |
| security.disclosure_policy | yes | - |
| security.scorecard | 9 | 5.7 |
| security.vulnerabilities | `{"count":23,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=helm.sh%2Fhelm%2Fv3&per_page=100","last_12m":1,"max_severity":"HIGH"}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=sigs.k8s.io%2Fkustomize%2Fkyaml&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Container Orchestration Tools)

| Capability | Helm | Kustomize |
|---|:--:|:--:|
| **Core** |  |  |
| Orchestration scope | - | Kubernetes |
| **Deployment** |  |  |
| Hosting | - | Self-hosted only |
| **Standards** |  |  |
| OCI / CRI compliant | - | - |
| CNCF Certified Kubernetes conformant | - | ✓ |
| **Security** |  |  |
| Rootless operation | - | - |
| **Architecture** |  |  |
| Daemonless architecture | - | ✓ |
| **Platform** |  |  |
| Windows containers | - | - |
| ARM architecture support | ✓ | - |
| **Workloads** |  |  |
| GPU scheduling | - | - |
| Stateful workloads | - | ✓ |
| **Networking** |  |  |
| Built-in networking / CNI | - | - |
| **Ops** |  |  |
| Vendor-managed control plane | - | ✗ |
| **Ecosystem** |  |  |
| CNCF maturity | Graduated | Graduated |
| **UX** |  |  |
| GUI dashboard | - | ✗ |

*Source: Vioscale. Generated 2026-09-01T17:12:44.221Z. "-" = undocumented, not absent.*