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Simon Holdorf
Simon Holdorf

Posted on • Originally published at thesmartcoder.dev

10 Extraordinary GitHub Repos for All Developers

GitHub is the number one platform for sharing all kinds of technologies, frameworks, libraries, and collections of all sorts. But with the sheer mass also comes the problem to find the most useful repositories. So I have decided to curate this list of ten fantastic repositories that provide great value for all software engineers. All of them have a lot of GitHub stars, underlining their relevance, popularity, and usefulness.

Some of them will help you learn new things, some will help you build cool things, and all of them will help you to become better software engineers.


1. Build Your Own X

GitHub stars: 89,300

This fantastic repository basically is a collection of tutorials on how to build your own technology. There are examples of how to build a command-line tool, an operating system, a search engine, a 3D renderer, and many, many more.

Have you ever wanted to create your own programming language? Or your very own Docker or Git? Then this is the right repository for you.


2. Free Programming Books

GitHub stars: 168,000

Even though the name of this repository is Free Programming Books, it offers much more than that. It is available in many different languages and contains sections for free online courses, interactive programming resources, problem sets and competitive programming, and podcasts and programming playgrounds.

But the majority deals with programming books. And that really is an awesome collection.


3. Oh My Zsh

GitHub stars: 121,000

Oh My Zsh is a community-driven and open-source framework for managing Zsh configurations. Zsh is both an interactive shell and a powerful scripting language that many developers use.

Oh My Zsh comes with powerful plugins and beautiful themes to customize your Zsh setup. It is a bit of work to get it up and running, but there are great tutorials on the web and examples of other developers that will help you find the right settings for you.


4. Coding Interview University

GitHub stars: 146,000

This repository is a multi-month study plan to become a software engineer for a large company like Amazon, Google, or Facebook. It is meant for people who are new to software engineering (where CS knowledge is needed) and also offers advice on how to study to become a reliability engineer or operations engineer.

The author originally created this repo as a personal to-do list to keep track of his learning process. After studying eight to 12 hours a day for several months, he finally got his dream job at Amazon as a software development engineer.

Coding Interview University will help you prepare for technical interviews at companies like Google, Microsoft, Facebook, or similar. Make the best out of it.


5. Gitignore: A Collection of .gitignore Templates

GitHub stars: 111,000

This repository is exactly what the name suggests: a collection of useful .gitignore templates. For every new project you set up as a GitHub repository, it becomes mandatory to have a .gitignore file to filter what gets uploaded. The content of this file varies from project to project and language to language. The repo contains templates for almost any language or framework such as Rails, Python, Perl, Laravel, Java and many more. There even is a template for Fortran!


6. System Design Primer

GitHub stars: 115,000

This is a great repository for software engineers that will help you learn how to design large-scale systems. That will then help you become a better engineer. The repo provides an organized collection of resources for this broad topic.
Because system design often is a required component of the technical interview process at many companies, this repository can also help you to prepare for those interviews with a study guide, advice on how to approach an interview, interview questions with solutions, Anki flashcard sets for interactive learning, and interactive coding challenges.


7. Public APIs

GitHub stars: 104,000

Public APIs is a great list of free APIs that you can use for your projects and applications. It covers various topics such as business, anime, animals, news, finance, games, and more.

There are APIs like cats or dogs APIs that give you pictures of…cats or dogs.
But there are also more useful ones like the Gmail API or the Google Analytics API.

This is really an extensive collection, so go check it out for yourself.


8. The Art of Command Line

GitHub stars: 81,100

Knowing how to work with the command line is often neglected by developers, yet it helps to improve productivity and flexibility as an engineer. This repository contains useful notes and tips on using the command line when working on Linux. There are sections specifically for Windows or macOS, and in general tips, are applicable to other UNIX-based OSs. It is both for beginners and the more experienced.

While the repository seems to not be maintained actively any longer, it still provides very good tips that can help you work with the command line. And you can always fork the repo and maintain it yourself.


9. JavaScript Algorithms and Data Structures

GitHub stars: 89,600

This repository contains examples of many popular algorithms and data structures for JavaScript. Each example is either marked as beginner or advanced to indicate the difficulty. There are examples for hash table, heap, queue, stack, math, strings, sets, and many more.


10. Developer Roadmap

GitHub stars: 139,000

The last repository contains a set of charts demonstrating different paths to take and technologies to adopt in order to become a front-end, back-end, or dev-ops engineer in 2020. While it seems a bit overwhelming in the beginning, it is a useful guide for what’s possible and needed in this fast-changing industry.
The repo gets updated every year to reflect changes in the ecosystem.


I hope you find these repositories as useful as I do and can use them to become better software engineers. Thanks for reading!

Here are some more great repositories for developers if you want.

If you like what I write and want to support me and my work, please follow me on Twitter to learn more about programming, making, writing & careers🥰

Latest comments (36)

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ranvirchoudhary profile image
RanvirChoudhary • Edited

OH MY GOD!!!!

how are you able to make so nice content?!?!?!
i can use every single repo except for 3 and 6

you have gained a follower who you deserve

this post is a goldmine.i don't have time to do all of this right now but i have bookmarked this and will come back for this

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rasukarusan profile image
Rasukarusan

I didn't know "Build Your Own X". thanks!

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jrobind profile image
James Robinson

Awesome article! Thanks!

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simonholdorf profile image
Simon Holdorf

You are welcome :)

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lpgiang profile image
gianglp

I love the developer roadmap :) Super helpful for beginners.
Thanks for sharing!

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simonholdorf profile image
Simon Holdorf

Glad you like it :)

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Muhamad Diaz R

This is what I need, thanks for sharing :)

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Simon Holdorf

Sure thing!

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hrhabib profile image
Habib

Thanks a lot.

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simonholdorf profile image
Simon Holdorf

Sure thing!

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simonholdorf profile image
Simon Holdorf

Sure thing!

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official_dulin

Thanks, very useful.

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simonholdorf profile image
Simon Holdorf

Glad you like it!

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Giuseppe Damiani

Thankyou :-)

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simonholdorf profile image
Simon Holdorf

Glad you like it :)

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Ibrahim Joseph M.

This resource is the best I have ever seen. Thank you a lot Simon.

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Elias de Oliveira

Amazing! @simon

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Simon Holdorf

Thanks!

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kshitij zutshi

Amazing! 🔥 @simon

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Simon Holdorf

Thanks :)

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Robin Kartikeya Khatri

Thank you so much for sharing this valuable information

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Simon Holdorf

Glad you like it!

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Robin Kartikeya Khatri

Please share more on React, MongoDB, Node.js etc

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habibim profile image
Mohammad

thank you

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Simon Holdorf

sure thing!

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Amani

tks!

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Simon Holdorf

Sure thing!