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kubernetes-sigs/kustomize

Customization of kubernetes YAML configurations

Go ◇ hacktoberfest Apache-2.0
★12.2KSTARS
⑂2.4KFORKS
!192ISSUES
🏆#604GLOBAL RANK
🔥2DAYS TRENDING
🚀
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Star History

Continuous Observations
Interactive star growth chart for kubernetes-sigs/kustomize
CSV

Momentum

+304

STARS · LAST 30 DAYS

10

PER DAY

#90

MOST-STARRED Go

Window7 days30 days90 days
Stars gained+70+304+900
Per day101010
Forks gained+12+49+121

kustomize gained 304 stars in the last 30 days, about 10 a day, and now has 12.2K. It is about 8 years old and has averaged roughly 1.5K stars a year. It ranks #90 among Go repositories and #604 across all languages on GitHubRepo.

Trending Record

kustomize has maintained a continuous presence across global trending indexes, peaking at #1298. Below is the 30-day activity profile:

💡 Overview

kustomize is an open-source project written in Go: Customization of kubernetes YAML configurations.

Engineered for speed, consistency, and developer ease, it solves common hurdles in hacktoberfest, k8s-sig-cli. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.

⚡ Key Features

1

Optimized execution pipeline written in Go for predictable speed.

2

Zero-friction configuration with comprehensive sensible defaults out of the box.

3

Cross-platform runtime support across Linux, macOS, and Windows environments.

4

Strong typing and modular architecture designed for easy extension and maintainability.

5

Standardized CLI and API interfaces for smooth integration into CI/CD workflows.

6

Active community maintenance with regular dependency updates and security patches.

📥 Installation

terminal
$ go install github.com/kubernetes-sigs/kustomize@latest

⚙ System Requirements

Platforms

  • • macOS
  • • Linux
  • • Windows

Runtime & Dependencies

Go >= 1.21 runtime environment

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

kustomize coordinates its core functionality through a modular Go pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.

🎯 Production Use Cases

Command-Line Automation

Execute automated build, deployment, and maintenance tasks directly from the terminal.

CI/CD Workflow Integration

Run non-interactive validation checks in GitHub Actions, GitLab CI, or local pre-commit hooks.

Developer Environment Setup

Standardize local engineering workstations with single-binary utility commands.

Scripting & Pipeline Orchestration

Chain complex multi-stage scripts with reliable error reporting and exits.

🚀 Getting Started

1

Install kustomize using your package manager: `go install github.com/kubernetes-sigs/kustomize@latest`

2

Initialize your project workspace or configuration file for kustomize.

3

Import kustomize into your codebase or invoke it directly from your terminal.

4

Execute your test suite or run `kustomize --help` to verify successful setup.

👍 Strengths

Active community backing with 12,172 GitHub stars and verified adoption.
Permissive open-source distribution under the Apache-2.0 license.
Built in Go for high execution speed and developer familiarity.
Cross-platform compatibility across modern Linux, macOS, and Windows environments.
Clean modular design allowing flexible configuration and pipeline integration.

⚠️ Considerations

Requires familiarity with Go and modern CLI workflows.
Ecosystem extensions may require manual configuration depending on environment constraints.
Active development roadmap means breaking API changes may occur across major versions.

⇄ Alternatives & Direct Competitors

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👥 Who Should Use This

Developers and engineering teams building with Go, seeking reliable, tested, and actively maintained tooling for production workloads.

🏆 Nearby in the Rankings

kubernetes-sigs/kustomize is currently ranked #604 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

RankRepositoryLanguageStarsAction
#599 future-architect/vuls Go ★ 12.3K Compare ↗
#600 signalapp/Signal-iOS Swift ★ 12.3K Compare ↗
#601 firebase/functions-samples JavaScript ★ 12.2K Compare ↗
#602 magento/magento2 PHP ★ 12.2K Compare ↗
#603 sqlalchemy/sqlalchemy Python ★ 12.2K Compare ↗
#604 kubernetes-sigs/kustomize This Project Go ★ 12.2K
#605 privatenumber/tsx TypeScript ★ 12.2K Compare ↗
#606 StarRocks/starrocks Java ★ 12.1K Compare ↗
#607 ostris/ai-toolkit Python ★ 12.1K Compare ↗
#608 o2sh/onefetch Rust ★ 12.1K Compare ↗
#609 manticoresoftware/manticoresearch C++ ★ 12K Compare ↗

Frequently Asked Questions

What does kustomize do? +

Customization of kubernetes YAML configurations

What language is kustomize written in? +

The primary language is Go. Topics include: hacktoberfest, k8s-sig-cli.

Is kustomize actively maintained? +

Yes, the last recorded push was on Sep 27, 2026 with 192 open issues being tracked.

How many stars does kustomize have? +

kustomize has 12,172 stars and 2,426 forks on GitHub.

How does kustomize rank among GitHub repositories? +

With 12,172 stars, kubernetes-sigs/kustomize is ranked #604 globally across all repositories tracked on GitHubRepo and #90 among Go projects.

What license is kustomize distributed under? +

The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.

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