Kustomize website screenshot

Kustomize

Kustomize is a Kubernetes-native configuration management tool that lets you customize untemplated YAML files for multiple purposes, leaving the original YAML intact and usable as-is, using a template-free approach to configuration customization.

Kustomize publishes 1 API on the APIs.io network. Tagged areas include Configuration Management, Containers, Infrastructure as Code, Kubernetes, and YAML.

Kustomize’s developer surface includes documentation, getting-started guide, and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub
22.5/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemium
1 APIs
Configuration ManagementContainersInfrastructure as CodeKubernetesYAML

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 22.5/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 3.9 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 5.9 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/kustomize: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

Kustomize

Kustomize is a Kubernetes-native configuration management tool that lets you customize untemplated YAML files for multiple purposes, leaving the original YAML intact and usable ...

Pricing Plans 1

Published pricing tiers and plan structures.

Kustomize Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Kustomize Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Kustomize Finops

FINOPS

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Kustomize Domain Security

TLSv1.3 · HSTS

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

GettingStarted
GettingStarted

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: kustomize
name: Kustomize
description: Kustomize is a Kubernetes-native configuration management tool that lets you customize untemplated YAML files
  for multiple purposes, leaving the original YAML intact and usable as-is, using a template-free approach to configuration
  customization.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/kustomize.png
tags:
- Configuration Management
- Containers
- Infrastructure as Code
- Kubernetes
- YAML
url: https://raw.githubusercontent.com/api-evangelist/kustomize/refs/heads/main/apis.yml
created: '2026-03-26'
modified: '2026-04-28'
specificationVersion: '0.19'
apis:
- aid: kustomize:kustomize
  name: Kustomize
  description: Kustomize is a Kubernetes-native configuration management tool that lets you customize untemplated YAML files
    for multiple purposes, leaving the original YAML intact and usable as-is, using a template-free approach to configuration
    customization.
  humanURL: https://kustomize.io/
  tags:
  - Configuration Management
  - Containers
  - Infrastructure as Code
  - Kubernetes
  - YAML
  properties:
  - type: Documentation
    url: https://kubectl.docs.kubernetes.io/references/kustomize/
  - type: GettingStarted
    url: https://kubectl.docs.kubernetes.io/installation/kustomize/
common:
- type: DomainSecurity
  url: security/kustomize-domain-security.yml
- type: Website
  url: https://kustomize.io/
- type: Documentation
  url: https://kubectl.docs.kubernetes.io/references/kustomize/
- type: GettingStarted
  url: https://kubectl.docs.kubernetes.io/installation/kustomize/
- type: GitHubOrganization
  url: https://github.com/kubernetes-sigs/kustomize
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com