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kubernetes-sigs/external-dns

Configure external DNS servers dynamically from Kubernetes resources

Go ◇ aws Apache-2.0
★9.1KSTARS
⑂2.9KFORKS
!184ISSUES
🏆#727GLOBAL RANK
🔥4DAYS TRENDING
🚀
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Star History

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

Momentum

+227

STARS · LAST 30 DAYS

8

PER DAY

#108

MOST-STARRED Go

Window7 days30 days90 days
Stars gained+56+227+720
Per day888
Forks gained+15+59+147

external-dns gained 227 stars in the last 30 days, about 8 a day, and now has 9.1K. It is about 10 years old and has averaged roughly 910 stars a year. It ranks #108 among Go repositories and #727 across all languages on GitHubRepo.

Trending Record

external-dns has maintained a continuous presence across global trending indexes, peaking at #850. Below is the 30-day activity profile:

💡 Overview

external-dns is an open-source project written in Go: Configure external DNS servers dynamically from Kubernetes resources.

Engineered for speed, consistency, and developer ease, it solves common hurdles in aws, clouddns, dns. 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/external-dns@latest

⚙ System Requirements

Platforms

  • • macOS
  • • Linux
  • • Windows

Runtime & Dependencies

Go >= 1.21 runtime environment

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

external-dns 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

Production System Integration

Embed external-dns into Go backend services to handle core application logic.

CI/CD Automated Pipelines

Run automated validation, builds, and integration suites during deployments.

Developer Tooling & Workflows

Accelerate developer onboarding with pre-configured project utilities.

Open Source Extension

Fork and customize internal modules under the repository's open Apache-2.0 license.

🚀 Getting Started

1

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

2

Initialize your project workspace or configuration file for external-dns.

3

Import external-dns into your codebase or invoke it directly from your terminal.

4

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

👍 Strengths

Active community backing with 9,093 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.

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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/external-dns is currently ranked #727 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

RankRepositoryLanguageStarsAction
#722 trailhq/Graft TypeScript ★ 9.3K Compare ↗
#723 pocket-id/pocket-id Go ★ 9.3K Compare ↗
#724 apache/iceberg Java ★ 9.3K Compare ↗
#725 mikro-orm/mikro-orm TypeScript ★ 9.2K Compare ↗
#726 phpDocumentor/TypeResolver PHP ★ 9.2K Compare ↗
#727 kubernetes-sigs/external-dns This Project Go ★ 9.1K
#728 wealthfolio/wealthfolio Rust ★ 9.1K Compare ↗
#729 iflytek/astron-agent Java ★ 9.1K Compare ↗
#730 podman-container-tools/buildah Go ★ 9K Compare ↗
#731 bridgecrewio/checkov Python ★ 9K Compare ↗
#732 remarkjs/remark JavaScript ★ 9K Compare ↗

Frequently Asked Questions

What does external-dns do? +

Configure external DNS servers dynamically from Kubernetes resources

What language is external-dns written in? +

The primary language is Go. Topics include: aws, clouddns, dns, dns-controller, dns-providers.

Is external-dns actively maintained? +

Yes, the last recorded push was on Sep 27, 2026 with 184 open issues being tracked.

How many stars does external-dns have? +

external-dns has 9,095 stars and 2,930 forks on GitHub.

How does external-dns rank among GitHub repositories? +

With 9,095 stars, kubernetes-sigs/external-dns is ranked #727 globally across all repositories tracked on GitHubRepo and #108 among Go projects.

What license is external-dns distributed under? +

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

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