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Best Open Source interview preparation Libraries

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

#1jwasham/coding-interview-university

A complete computer science study plan to become a software engineer.

337,249
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#2trekhleb/javascript-algorithms

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

195,668JavaScript
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#3yangshun/tech-interview-handbook

Curated coding interview preparation materials for busy software engineers

137,739TypeScript
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#4kdn251/interviews

Everything you need to know to get the job.

64,952Java
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#5sudheerj/reactjs-interview-questions

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

44,272JavaScript
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#6yangshun/front-end-interview-handbook

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

43,851MDX
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#7SimplifyJobs/Summer2026-Internships

Collection of Summer 2026 tech internships!

43,488Python
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#8karanpratapsingh/system-design

Learn how to design systems at scale and prepare for system design interviews

40,556
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#9huihut/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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#10TheAlgorithms/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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#11checkcheckzz/system-design-interview

System design interview for IT companies

22,687
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#12kunal-kushwaha/DSA-Bootcamp-Java

This repository consists of the code samples, assignments, and notes for the Java data structures & algorithms + interview preparation bootcamp of WeMakeDevs.

22,122Java
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#13TheAlgorithms/Go

Algorithms and Data Structures implemented in Go for beginners, following best practices.

17,831Go
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#14khangich/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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#15shashank88/system_design

Preparation links and resources for system design questions

9,174
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#16mxssl/sre-interview-prep-guide

Site Reliability Engineer Interview Preparation Guide

8,722
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#17paddingme/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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