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Best Open Source interview questions Libraries

A curated list of the most popular GitHub repositories tagged with interview questions. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.

#1donnemartin/system-design-primer

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

336,081Python
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#2yangshun/tech-interview-handbook

Curated coding interview preparation materials for busy software engineers

137,739TypeScript
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#3labuladong/fucking-algorithm

刷算法全靠套路，认准 labuladong 就够了！English version supported! Crack LeetCode, not only how, but also why.

132,731Markdown
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#4bregman-arie/devops-exercises

Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

81,205Python
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#5DopplerHQ/awesome-interview-questions

:octocat: A curated awesome list of lists of interview questions. Feel free to contribute! :mortar_board:

81,063
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#6ByteByteGoHq/system-design-101

Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.

79,730
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#7binhnguyennus/awesome-scalability

The Patterns of Scalable, Reliable, and Performant Large-Scale Systems

68,736
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#8kdn251/interviews

Everything you need to know to get the job.

64,952Java
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#9h5bp/Front-end-Developer-Interview-Questions

A list of helpful front-end related questions you can use to interview potential candidates, test yourself or completely ignore.

60,790Nunjucks
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#10sudheerj/reactjs-interview-questions

List of top 500 ReactJS Interview Questions & Answers....Coding exercise questions are coming soon!!

44,272JavaScript
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#11yangshun/front-end-interview-handbook

Front End interview preparation materials for busy engineers (updated for 2025)

43,851MDX
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#12huihut/interview

📚 C/C++ 技术面试基础知识总结，包括语言、程序库、数据结构、算法、系统、网络、链接装载库等知识及面试经验、招聘、内推等信息。This repository is a summary of the basic knowledge of recruiting job seekers and beginners in the direction of C/C++ technology, including language, program library, data structure, algorithm, system, network, link loading library, interview experience, recruitment, recommendation, etc.

37,518C++
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#13satwikkansal/wtfpython

What the f*ck Python? 😱

36,909Python
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#14geekxh/hello-algorithm

🌍 针对小白的算法训练 | 包括四部分：①.大厂面经 ②.力扣图解 ③.千本开源电子书 ④.百张技术思维导图（项目花了上百小时，希望可以点 star 支持，🌹感谢~）推荐免费ChatGPT使用网站

36,014Java
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#15TheAlgorithms/C-Plus-Plus

Collection of various algorithms in mathematics, machine learning, computer science and physics implemented in C++ for educational purposes.

33,867C++
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#16halfrost/LeetCode-Go

✅ Solutions to LeetCode by Go, 100% test coverage, runtime beats 100% / LeetCode 题解

33,799Go
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#17ashishps1/awesome-system-design-resources

Learn System Design concepts and prepare for interviews using free resources.

33,436Java
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#18donnemartin/interactive-coding-challenges

120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

31,185Python
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#19haizlin/fe-interview

前端面试每日 3+1，以面试题来驱动学习，提倡每日学习与思考，每天进步一点！每天早上5点纯手工发布面试题（死磕自己，愉悦大家），6000+道前端面试题全面覆盖，HTML/CSS/JavaScript/Vue/React/Nodejs/TypeScript/ECMAScritpt/Webpack/Jquery/小程序/软技能……

26,244JavaScript
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#20aishwaryanr/awesome-generative-ai-guide

A one stop repository for generative AI research updates, interview resources, notebooks and much more!

24,796HTML
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#21checkcheckzz/system-design-interview

System design interview for IT companies

22,687
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#22ashishps1/awesome-low-level-design

Learn Low Level Design (LLD) and prepare for interviews using free resources.

22,285Java
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#23TheAlgorithms/C

Collection of various algorithms in mathematics, machine learning, computer science, physics, etc implemented in C for educational purposes.

21,734C
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#24systemdesign42/system-design-academy

If you want to become good at system design, join this newsletter now 👇

20,845
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#25perkfly/reverse-interview-zh

技术面试最后反问面试官的话

18,373
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#26Olshansk/interview

Everything you need to prepare for your technical interview

18,310
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#27OpenGenus/cosmos

World's largest Contributor driven code dataset | Used in Quark Search Engine, @OpenGenus IQ, OpenGenus Visual Project

13,718C++
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#28khangich/machine-learning-interview

Machine Learning Interviews from FAANG, Snapchat, LinkedIn. I have offers from Snapchat, Coupang, Stitchfix etc. Blog: mlengineer.io.

12,400
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#29amitshekhariitbhu/android-interview-questions

Your Cheat Sheet For Android Interview - Android Interview Questions and Answers

12,261Java
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#30Chalarangelo/30-seconds-of-interviews

A curated collection of common interview questions to help you prepare for your next interview.

12,154JavaScript
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#31alexeygrigorev/data-science-interviews

Data science interview questions and answers

9,775HTML
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#32shashank88/system_design

Preparation links and resources for system design questions

9,174
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#33paddingme/Front-end-Web-Development-Interview-Question

前端开发面试题大收集，前端面试集锦 :heart: :gift_heart: :cupid:

6,823HTML
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#34datawhalechina/fun-rec

推荐系统入门教程，在线阅读地址：https://datawhalechina.github.io/fun-rec/

6,727Python
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