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16 Cool Github Repos Every Developer Should Know

Leo Migdal
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16 cool github repos every developer should know

A curated list of must-know GitHub repositories that will make you a better developer, help you learn faster, and give you the best free resources from the open-source community. 🌟 If you find this useful, give this repo a star! The legendary repo of awesome resources on everything — programming languages, tools, frameworks, you name it. Collection of algorithms & data structures in multiple languages. Great for interview prep & learning core CS. Learn by building — create your own OS, database, programming language, and more.

If you’re new to the programming world, you might wonder, “What exactly is GitHub?” Think of it as Google Drive but supercharged for coding. It’s not merely a repository to store your code; it’s a vibrant hub where every single change you make can be tracked meticulously. You can collaborate globally, and it’s all available for the magical price of free. That’s right, free. With over 150 million users and some 420 million projects or “repositories” nestled within it, GitHub is a pulsating epicenter where developers, from novices to the tech giants at Google and Microsoft, converge. This means that it’s not just any platform—it’s a platform where the apps shaping our digital existence are molded.

GitHub epitomizes the spirit of open source. You can peek under the hood, tweak things around, and collaborate across continents, getting a front-row seat to the world’s best coding practices. It’s a place where curiosity meets opportunity, and the realms of what’s possible are constantly expanded. Here’s something particularly thrilling—the awesome lists. These aren’t generic inventories. They are meticulously curated directories loaded with resources on nearly anything under the tech sun, from Python programming to machine learning.

If it’s worth knowing, there’s an awesome list for it. For programmers sharpening their skills, GitHub’s endless repositories offer a colossal range of projects and guides. Take the ‘Build your own X’ repo, for example. It’s like receiving a masterclass in DIY digital craftsmanship. Want to understand how Git works? Build it yourself.

Curious about databases? Construct one. The insights gained from these undertakings are profound, as they strip complex systems down to their foundational bones. We all love GitHub for its incredible open-source projects and amazing community. Here’s a curated list of super helpful repositories (tools & resources) that I found incredibly useful! Do visit these repos, give them a 🌟 if you like them, and huge kudos to the awesome developers behind them!

🙌🔥 A fantastic collection of 550+ DevOps interview questions with detailed answers on CI/CD, Cloud (AWS, Azure, GCP), Kubernetes, Terraform, Ansible, Git, Jenkins, Docker, and more. Perfect for both beginners and experienced professionals! 🌟 Welcome to DevOps Interview Questions & Answers – your one-stop destination for mastering DevOps, Cloud, and SRE interviews! 🚀

This repository contains 550+ carefully curated interview questions with detailed answers, covering all major DevOps tools, cloud platforms, and best practices. Whether you're a beginner preparing for your first DevOps job or an experienced engineer aiming for top-tier roles, this resource will help you understand core concepts, ace technical interviews, and build confidence. We cover: ✅ DevOps Fundamentals – CI/CD, Automation, Infrastructure as Code (IaC) ✅ Cloud Providers – AWS, Azure, GCP, OpenStack ✅ Containers & Orchestration – Docker, Kubernetes, Helm ✅ CI/CD & Automation – Jenkins,... As the most popular Git repository hosting platform, GitHub hosts more than 300 million repositories with a global community of over 100 million developers. The platform has become one of the best sources for free and useful software and web development resources. However, with so many projects available, finding the best git repository for your needs can be a daunting task.

This is why we have compiled 15 of the most popular GitHub repos, ranked from the most starred to the least. We also briefly described each GitHub repo and added its number of forks. Hopefully, this list can help you choose the best resources to develop and host your site. The following are some of the most starred repositories offering valuable learning materials for aspiring and professional developers. freeCodeCamp is the most starred repository on GitHub. It is the backend for the main freeCodeCamp website that offers numerous free computer science learning materials.

GitHub can be thought of as Facebook for developers - a bustling hub where coders unite to share, collaborate, and learn. With over 100 million developers and more than 420 million repositories, including at least 28 million public repositories, its popularity among developers is undeniable. Developers worldwide spend time on GitHub exploring projects, making connections, and contributing to open-source endeavors. If you are one of the programmers who visit GitHub frequently then congratulations we have a collection of GitHub repositories that you should mark star in your favorite repository list but again it depends... Let us take a look at the top 10 Useful GitHub repositories for invaluable insights. The below listed are the top GitHub repositories needed for developers, these repositories cover everything from coding fundamentals to advanced system design.

FreeCodeCamp is a non-profit organization and one of the best online open-source community where you can learn to code and help others. The he repository contains the source code for the FreeCodeCamp curriculum, which covers topics like HTML, CSS, JavaScript etc. Free Programming Books is a github repository that provides free resources like books, podcasts, courses, and tools. It also offers a collection of free learning materials covering topics like programming languages, algorithms, machine learning, and more. GitHub hosts countless repositories invaluable to developers, students, researchers, and tech enthusiasts. Unfortunately, despite the significant efforts of their authors, many of these repositories remain under the radar.

This repository aims to bridge that gap by curating a list of crucial and impactful GitHub repositories. Whether you're a student, coder, researcher, or budding tech enthusiast, these repositories can be game-changers for your projects and learning journey. Explore our list to uncover tools and resources to elevate your skills and knowledge. Many people often say that they don't have an exact idea of the roadmap to what they want to become. I was frequently being asked questions regarding the roadmaps to full-stack development, data science, machine learning, etc… And to all of them, look at here buddy! The repository includes a set of well-structured roadmaps that outline the necessary skills and technologies for each path of software development.

Each roadmap is divided into different levels, such as beginner, intermediate, and advanced, and includes a list of tools, technologies, and resources to learn at each level. The roadmaps in the repository are designed to help developers navigate the overwhelming amount of information and resources available in the software development world. Following the roadmaps gives developers a clear direction on what to learn next and how to progress in their career or personal projects. Our AI is carefully listening and understanding every word... Summarize YouTube videos instantly while you browse. Save time with AI-powered insights!

Whether you’re just getting started in tech or already coding professionally, GitHub is a goldmine for learning, leveling up, and collaborating with the developer community. From roadmap guides to algorithm challenges and system design preparation, certain repositories have become go-to resources for developers worldwide. In this article, we’ll walk you through the Top 10 Most Popular GitHub Repositories for Developers in 2025 — curated to supercharge your coding journey, interviews, and project development. These are practical, community-trusted, and continuously updated resources every developer should bookmark. ⭐ Stars: 300k+Topics Covered: Web development, DevOps, React, JavaScript, Backend, Database, Security Kamran Ahmed’s Developer Roadmap is the ultimate visual guide for developers at all levels.

Whether you’re aspiring to be a front-end, back-end, or DevOps engineer, this repo gives you a clear learning path with up-to-date tech trends and skills you need to master. Interactive diagrams and structured learning paths

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If you’re new to the programming world, you might wonder, “What exactly is GitHub?” Think of it as Google Drive but supercharged for coding. It’s not merely a repository to store your code; it’s a vibrant hub where every single change you make can be tracked meticulously. You can collaborate globally, and it’s all available for the magical price of free. That’s right, free. With over 150 million u...

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If it’s worth knowing, there’s an awesome list for it. For programmers sharpening their skills, GitHub’s endless repositories offer a colossal range of projects and guides. Take the ‘Build your own X’ repo, for example. It’s like receiving a masterclass in DIY digital craftsmanship. Want to understand how Git works? Build it yourself.

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