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Data structures

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A data structure is a particular way storing and organizing data in a computer for efficient access and modification. Data structures are designed for a specific purpose. Examples include arrays, linked lists, and classes.

Here are 36,898 public repositories matching this topic...

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All 36,898 C++ 8,614 Java 6,461 Python 5,920 C 4,580 JavaScript 2,644 Jupyter Notebook 1,147 TypeScript 971 Go 912 C# 821 Rust 600
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coding-interview-university

jwasham / coding-interview-university

Star 364k

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

computer-science algorithm algorithms interview data-structures software-engineering coding-interviews study-plan interview-prep interview-preparation coding-interview programming-interviews
  • Updated Nov 7, 2026
javascript-algorithms

trekhleb / javascript-algorithms

Star 197k

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

javascript computer-science algorithm algorithms interview data-structures interview-preparation javascript-algorithms
  • Updated Jul 26, 2026
  • JavaScript

labuladong / fucking-algorithm

Star 136k

Crack LeetCode, not only how, but also why.

computer-science algorithms leetcode data-structures interview-questions dynamic-programming kmp dynamic-programming-algorithm
  • Updated Oct 18, 2026
  • Markdown
hello-algo

krahets / hello-algo

Star 132k

《Hello 算法》:动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語,提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

education algorithm programming data-structure algorithms leetcode book algo data-structures dsa data-structures-and-algorithms
  • Updated Nov 10, 2026
  • Python

TheAlgorithms / Java

Star 67.2k

All Algorithms implemented in Java

search java algorithm algorithms sort data-structures sorting-algorithms algorithm-challenges hacktoberfest algorithms-datastructures
  • Updated Nov 12, 2026
  • Java
leetcode

azl397985856 / leetcode

Star 55.7k

LeetCode Solutions: A Record of My Problem Solving Journey.( leetcode题解,记录自己的leetcode解题之路。)

javascript python java computer-science tree algorithm algorithms leetcode cpp interview algo data-structures leetcode-solutions algorithms-datastructures
  • Updated Jul 16, 2025
  • JavaScript

huihut / interview

Star 38.3k

📚 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…

c algorithm database leetcode cpp stl interview operating-system data-structures interviews interview-practice interview-questions interview-preparation
  • Updated Sep 17, 2026
  • C++

TheAlgorithms / C-Plus-Plus

Star 34.9k

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

search computer-science machine-learning algorithm cpp machine-learning-algorithms mathematics sort data-structures educational algorithm-competitions interview-questions algorithms-implemented interview-preparation artificial-intelligence-algorithms instructor-materials
  • Updated Oct 3, 2026
  • C++

TheAlgorithms / JavaScript

Star 34.3k

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

javascript search cryptography algorithm cipher algorithms mathematics sort data-structures conversions sorting-algorithms algorithm-challenges hacktoberfest algorithms-implemented
  • Updated Mar 7, 2026
  • JavaScript

halfrost / LeetCode-Go

Sponsor
Star 33.8k

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

go golang algorithm math algorithms leetcode ebook competitive-programming data-structures acm-icpc algorithm-competitions leetcode-solutions interview-questions dynamic-programming coding-interviews algorithms-and-data-structures leetcode-golang leetcode-go
  • Updated Oct 12, 2026
  • Go

kodecocodes / swift-algorithm-club

Star 29k

Algorithms and data structures in Swift, with explanations!

swift algorithms data-structures
  • Updated Dec 6, 2024
  • Swift

OI-wiki / OI-wiki

Star 27.1k

🌟 Wiki of OI / ICPC for everyone. (某大型游戏线上攻略,内含炫酷算术魔法)

algorithms icpc competitive-programming data-structures acm-icpc hacktoberfest oi acm-icpc-handbook icpc-training oi-handbook icpc-handbook oi-training
  • Updated Nov 12, 2026
  • TypeScript

TheAlgorithms / Rust

Star 26.2k

All Algorithms implemented in Rust

rust algorithms data-structures rust-lang hacktoberfest
  • Updated Oct 13, 2026
  • Rust

kunal-kushwaha / DSA-Bootcamp-Java

Sponsor
Star 24.1k

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

java math algorithms leetcode competitive-programming data-structures leetcode-solutions leetcode-java interview-preparation google-interview faang-interview faang-preparation faang-questions
  • Updated Aug 18, 2024
  • Java

TheAlgorithms / C

Star 22.6k

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

c search computer-science education machine-learning algorithms datastructures machine-learning-algorithms mathematics interview sort learn-to-code data-structures educational algorithm-competitions interview-questions algorithm-challenges hacktoberfest community-driven
  • Updated Aug 7, 2024
  • C

TheAlgorithms / Go

Star 18.3k

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

search sorting algorithms datastructures interview data-structures preparation hacktoberfest algorithms-implemented community-driven interview-preparation
  • Updated Aug 3, 2026
  • Go

ashishps1 / awesome-leetcode-resources

Star 18.1k

Awesome LeetCode resources to learn Data Structures and Algorithms and prepare for Coding Interviews.

algorithms leetcode data-structures coding dsa leetcode-patterns
  • Updated Jun 6, 2026
  • Java
tech-interview-for-developer

gyoogle / tech-interview-for-developer

Sponsor
Star 17.7k

👶🏻 신입 개발자 전공 지식 & 기술 면접 백과사전 📖

javascript java language computer-science it algorithm sql database web tech interview data-structures developer cs seminar
  • Updated Jun 4, 2025
  • Java

seanprashad / leetcode-patterns

Star 14.3k

A pattern-based approach to learn technical interview questions

algorithms leetcode data-structures interview-questions study-guide interview-prep leetcode-patterns
  • Updated Nov 8, 2026
  • TypeScript
The-Complete-FAANG-Preparation

AkashSingh3031 / The-Complete-FAANG-Preparation

Sponsor
Star 12.3k

Dive into this repository, a comprehensive resource covering Data Structures, Algorithms, 450 DSA by Love Babbar, Striver DSA sheet, Apna College DSA Sheet, and FAANG Questions! 🚀 That's not all! We've got Technical Subjects like Operating Systems, DBMS, SQL, Computer Networks, and Object-Oriented Programming, all waiting for you.

python java readme sql algorithms leetcode cpp dbms jupyter-notebook operating-system data-structures learn leetcode-solutions interview-questions collaborate hacktoberfest aptitude dsa computer-network interviewbit-solutions
  • Updated Oct 12, 2026
  • Jupyter Notebook
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