10 Most Popular GitHub Repositories for DevOps Learning

Introduction

GitHub is a treasure trove for aspiring DevOps engineers, offering free, community-driven resources that turn theory into practice. With over 420 million repositories, the most popular ones stand out by their star counts, forks, and contributions, making them ideal for self-paced learning — especially when building real-world projects that involve AWS Lambda limits. Whether you're a beginner tackling Linux basics or an intermediate pro diving into Kubernetes orchestration, these repos provide roadmaps, exercises, tools, and real-world projects.

1. bregman-arie/devops-resources

• Comprehensive collection of DevOps tools, tutorials, and roadmaps
• Covers Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform
• Opinionated learning paths to avoid overwhelm for beginners
• Regular updates with community contributions
• Over 9,000 stars and 2,300 forks
• Ideal for structured self-study

2. bregman-arie/devops-exercises

This repo offers over 2,600 hands-on exercises and questions on DevOps and SRE topics, from cloud platforms to CI/CD. Perfect for interview prep or skill sharpening, it includes practical tasks that simulate real-world scenarios without requiring complex setups.

3. kamranahmedse/developer-roadmap

• Interactive visual roadmaps for DevOps, backend, frontend, and more
• Step-by-step guides with tech stacks and skill trees
• Updated yearly with emerging trends like GitOps and serverless
• 260,000+ stars, massive community
• Beginner-friendly progression paths
• Downloadable as posters for quick reference

4. sindresorhus/awesome

A curated list of awesome resources across tech, including a dedicated DevOps section with tools for automation, monitoring, and security. With 290,000+ stars, it's a go-to for discovering niche libraries and best practices.

5. freeCodeCamp/freeCodeCamp

• Open-source curriculum with DevOps-focused modules on CI/CD and cloud
• Hands-on projects and certifications
• 375,000+ stars, used by millions worldwide
• Interactive coding challenges
• Community forums for support
• Translates to real certifications

6. EbookFoundation/free-programming-books

A vast collection of free books on DevOps topics like Docker, Kubernetes, and AWS. Organized by language and subject, it's invaluable for deep dives into concepts without cost barriers. Boasts 378,000+ stars.

7. in28minutes/devops-master-class

• Step-by-step tutorials for Docker, Kubernetes, Terraform, Ansible, Jenkins, Azure DevOps
• Beginner to advanced projects
• Video-linked guides for visual learners
• Focus on practical implementation
• Active updates for 2025 tools
• Great for building portfolios

8. veeravv/devops

A beginner-friendly repo with real-world DevOps projects using Jenkins, Docker, Ansible, and AWS. Includes automation scripts and deployment pipelines, ideal for hands-on practice with over 900 stars.

9. techiescamp/devops-tools

• Curated list of essential DevOps tools with installation guides
• Covers monitoring, logging, and security stacks
• Quick-start configs for tools like Prometheus and ELK
• Community-driven expansions
• Focus on open-source alternatives
• Over 1,000 stars

10. codeaprendiz/learn-devops

Personal journey documentation turned community resource, with tutorials on core DevOps practices — including how to monitor and debug Lambda functions using CloudWatch Logs. Emphasizes real-world application and troubleshooting, making it relatable for newcomers.

Quick Comparison Table

Conclusion

These 10 GitHub repositories represent the cream of the crop for DevOps learning in 2025, blending massive community support with actionable content. Start with roadmaps like developer-roadmap to chart your path, then dive into exercises and projects for muscle memory — and follow best practices for scalable Lambda functions when building serverless apps. Remember, consistency beats intensity—fork a repo, contribute, and build something deployable today.

Frequently Asked Questions

What makes a GitHub repo popular for DevOps learning?

High stars indicate community trust, while forks show active use; look for regular updates and practical examples over theory alone.

Which repo is best for absolute DevOps beginners?

bregman-arie/devops-resources offers gentle roadmaps and avoids overload, starting with essentials like Git and Linux.

How do I contribute to these DevOps repos?

Fork the repo, make pull requests for fixes or additions, and follow their contribution guidelines to build your portfolio.

Are there video resources in these repositories?

Many, like in28minutes/devops-master-class, link to YouTube tutorials for visual step-by-step guidance on tools.

Can these repos help with DevOps certifications?

Yes, devops-exercises aligns with AWS, Azure, and CKAD prep through targeted practice questions and scenarios.

How do I reduce cold starts when learning serverless DevOps?

Many repos include real-world examples; for deeper insight, learn how to optimize Lambda cold start times using provisioned concurrency and lighter runtimes.

How often are these popular repos updated?

Top ones like freeCodeCamp update daily with community input, ensuring relevance to 2025 trends like AI ops.

Do they cover cloud-specific DevOps like AWS?

Absolutely; bregman-arie/devops-resources dedicates sections to AWS, GCP, and Azure with hands-on labs.

Are there mobile-friendly ways to access these?

GitHub's mobile app lets you browse, star, and fork on the go, with Markdown rendering for easy reading.

How to choose between awesome lists and project-based repos?

Use awesome for discovery, then switch to project repos like veeravv/devops for applying concepts in code.