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An open API service indexing awesome lists of open source software.

Data structures

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.

https://github.com/saragarcia6123/expression_evaluator

A calculator-style mathematical expression evaluator that parses and computes results from user input strings.

algorithms data-structures parsing

Last synced: 18 Jun 2025

https://github.com/popyson1648/learn-algorithm-with-leetcode

78 LeetCode problems mapped to CS2023 Algorithmic Foundations topics and Skiena's The Algorithm Design Manual. A single-page study guide with search and difficulty filter.

algorithms computer-science data-structures leetcode study-guide

Last synced: 10 Jul 2026

https://github.com/ombhd/ft_containers_42

C++ containers in easy mode: reimplementation of vector, stack and map containers of STL in C++

1337school 42born2code cpp data-structures stl-containers

Last synced: 30 Mar 2025

https://github.com/t2ny/leetcode

My solutions and attempts for various programming algorithm problems

algorithms brainteaser computer-science data-structures problem-solving

Last synced: 10 Jul 2026

https://github.com/mukel/codebox

Algorithms snippets for programming contests

algorithms c-plus-plus data-structures programming-contests

Last synced: 01 Sep 2025

https://github.com/azzaxy1/dasar-pemrograman-javascript

Repository Modul Dasar Pemrograman JavaScript MSIB Batch 6 Dicoding Academy

asynchronous data-structures functional-programming javascript nodejs npm oop

Last synced: 02 May 2026

https://github.com/iamklevy/datastructures-algorithms-problem-solving-

Collection of LeetCode questions to ace the coding interview! - Created using [LeetHub](https://github.com/QasimWani/LeetHub)

algorithms data-structures interview-questions leetcode

Last synced: 15 May 2025

https://github.com/shaolans/projet_algav_trie

Implementation of the Patricia Trie and the Hybrid Trie in Java

algorithms data-structures data-visualization graphviz-dot hybrid-training java patricia-tree tree trie

Last synced: 11 Jun 2026

https://github.com/fscotto/collection

Data structures in Golang

data-structures golang golang-library

Last synced: 15 Mar 2025

https://github.com/barrenszeppelin/pmmap

Go implemenation of Persistent Mergeable Hash Maps

data-structures go hashmap immutable tree

Last synced: 01 Sep 2025

https://github.com/kuanhungchen/spring-2019-data-structures

📦 Some programming assignments about basic data structures.

data data-structures

Last synced: 25 Feb 2025

https://github.com/victorowinoke/data-science-challenge--dap-eldohub

This is my solution for the EldoHub DAP data science challenge

challenges-solved data-science data-structures interview-questions python

Last synced: 11 Apr 2026

https://github.com/sebastianofazzino/fundamentals-of-computing-specialization

Basics of Computing and Programming Principles, Algorithmic Thinking and Programming skills in Python from the ground up and apply these skills in building many interactive projects using simplegui module.

algorithms computer-programming computing data-structures game-development gui python software-development

Last synced: 04 Jun 2026

https://github.com/mmaffi/c-academic-exercises

📌 Repository of C and programming logic exercises developed during my undergraduate studies in Information Systems at UFMS CPTL. Here, I store practice exercises to reinforce fundamental language concepts and improve programming logic skills.

algorithms c-exercises c-language c-programming college-projects computer-science data-structures learning-c logic-programming programming-challenges

Last synced: 31 Mar 2025

https://github.com/hafizhhasyhari/struktur-data-2024-kuliah-s1-bachelor

Struktur Data implementasi berbagai konsep dasar Struktur Data menggunakan bahasa pemrograman C, C++, dan mungkin bahasa pemrograman lain yang saya gunakan di kampus. Selain itu, terdapat tantangan-tantangan telah saya selesaikan yang berkaitan dengan C++ Algoritma Robotika.

algorithms algorithms-and-data-structures cplusplus data-structures strukturdata

Last synced: 23 Mar 2025

https://github.com/antunesluis/lab-2

Trabalhos da disciplina de Laboratório de Programação 2

c data-structures minefield

Last synced: 01 Jul 2025

https://github.com/th92rodr/data-structures-and-algorithms

Data Structures and Common Algorithms Implementations.

algorithms data-structures

Last synced: 15 Mar 2025

https://github.com/jeon0976/algorithmscode

Swift활용한 DataStructure & Algorithms 이론 및 문제 풀기 전략

algorithms data-structures swift

Last synced: 07 Apr 2025

https://github.com/candytale55/doubly-linked-list_js

A doubly linked list implementation in JS. A doubly linked list is a sequential chain of nodes that contains two elements: data and links to the next and previous nodes. Uses nodes from a Node class also implemented in JS.

codecademy data-structures doubly-linked-list javascript-data-structures nodes

Last synced: 31 Mar 2025

https://github.com/bertrand31/cagire

🔍 An experimental search engine supporting real-time partial-match plaintext search

data-structures functional-programming inverted-index scala search-engine trie

Last synced: 16 May 2025

https://github.com/avestura/shell-dads

❓ Show a random tip from NIST DADS (https://xlinux.nist.gov/dads) every time you open your terminal

algorithms dads data data-structures ds nist

Last synced: 23 Oct 2025

https://github.com/andrea-vicari/codewars-katas

Repository for Javascript files from some Codewars katas

algorithms-and-data-structures data-structures javascript

Last synced: 16 May 2025

https://github.com/shafaq-aslam/leetcode-chronicles

This repository contains my solutions to various LeetCode problems, ranging from Easy to Hard. The goal is to improve problem-solving skills, practice Data Structures & Algorithms (DSA), and build a strong foundation for coding interviews.

algorithms coding-challenges competitive-programming cpp data-structures data-structures-and-algorithms dsa dynamic-programming leetcode problem-solving

Last synced: 07 Apr 2025

https://github.com/icingworld/ww-lockfreeds

A high-performance, thread-safe library of lock-free data structures for C++. 使用C++实现的高性能线程安全无锁数据结构

concurrent-data-structure cplusplus cpp data-structures thread-safe

Last synced: 27 May 2026

https://github.com/vickshan001/huffman-encoding-decoding-in-java

Java implementation of Huffman encoding and decoding from scratch. Includes custom tree traversal, compression, and decompression logic. Built in 2021.

algorithms compression data-structures decompression huffman-coding java priority-queue tree-traversal

Last synced: 31 Mar 2025

https://github.com/truongd3/public-key-cryptography

Implement Public Key Cryptography algorithms to secure information over networks.

algorithms cpp cybersecurity data-structures

Last synced: 15 Mar 2025

https://github.com/waseemofficial/dsa_js

70 unique DSA Questions in Javascript

algorithms-and-data-structures data-structures javascript

Last synced: 31 Mar 2025

https://github.com/mantono/cheap

Priority queue as a channel

channels concurrency data-structures heap mpmc mpsc

Last synced: 23 Mar 2025

https://github.com/marcoschalet/estruturas-de-dados

Repositório para armazenar a implementação de algoritmos da monitoria na disciplina de Estruturas de Dados 1.

c data-structures

Last synced: 15 Mar 2025

https://github.com/iampavangandhi/photoeditor

🖼️ Photo Editor Web App (using 3D Array)

arrays data-structures javascript photo-editor vanilla-javascript

Last synced: 28 May 2026

https://github.com/tsiarokhin/bsu-famcs-algo-solutions

My solutions for "Algorithms and Data Structures" lessons at Belarusian State University (acm.bsu.by)

acm algorithms bsu competitive-programming data-structures famcs study

Last synced: 05 Jan 2026

https://github.com/abdur75648/organizational-hierarchy-java

A java program to store employee data and maintains the information about organization hierarchy

algotithms assignment avl-tree binary-search-tree binary-tree col106 data-structures database-management dsa iitd java linked-list queue

Last synced: 31 Mar 2025

https://github.com/wittyicon29/in-memory-db

An in-memory database using C++ is a system that stores data primarily in RAM for fast access and manipulation. It supports basic CRUD operations and may include features for concurrency control and optional data persistence.

data-structures oops-in-cpp regex

Last synced: 15 Mar 2025

https://github.com/tayyabasghar/deadlock-os

This is a mock Copy of Operating system that is based on Linked List Data Structure i was working on but it is not complete even to my own expectations. I have to leave it as i am in 4th semester and it was 3rd semester Final Project.

cpp17 data-structures linked-list

Last synced: 08 Apr 2025

https://github.com/billgewrgoulas/rtrees-and-spatial-data

Rtrees for storing spatial data.

data-structures pathfinding rtree

Last synced: 20 Apr 2026

https://github.com/shaheer2003/railway-ticket-portal

The Railway Ticket Reservation Portal is an automated train booking system that allows users to create accounts, search for train routes, book tickets, and manage reservations. It features an efficient hash-based login system, Dijkstra’s algorithm for shortest route calculation, and multiple seat class options.

c console-application cpp data-structures dijkstra dsa hashtable railway-reservation

Last synced: 02 May 2026

https://github.com/kernelshreyak/dsa_learning

My learning of Data Structures and Algorithms through implementations in Go,Python and JavaScript. Also contains solutions to some competitive programming exercises

algorithms algorithms-and-data-structures competitive-programming data-structures golang javascript python3

Last synced: 04 May 2026

https://github.com/a7mdfre7at/masterly.nonemptylist

A simple and lightweight implementation of a non-empty list in C#, inspired by Scala's List, that ensures a collection always has at least one item. This helps in reducing null-related bugs and ensures safe operations on collections with at least one element.

a7mdfre7at csharp data-structures dotnet dotnet-core functional-programming list masterly non-empty non-empty-collections scala-list-like

Last synced: 07 Jan 2026

https://github.com/flp2113/baselib

Creating my own C codebase, implementing useful functions to save time while coding large projects.

algorithms c data-structures

Last synced: 15 Mar 2025

https://github.com/lourd/swift-data-structures

Basic data structures and algorithms in Swift, made for teaching

algorithms data-structures swift

Last synced: 24 Mar 2025

https://github.com/alexzgut/data_structures_and_algorithms

This repository is dedicated to my journey in mastering data structures and algorithms. The goal is to strengthen my problem-solving skills, gain a deeper understanding of different data structures, and prepare for coding interviews.

algorithms arrays data-structures data-structures-and-algorithms java linked-list priority-queue queues stacks

Last synced: 16 Mar 2025

https://github.com/akashjitu18/dsa-programs

This repository contains implementations of various data structures and algorithms, including Arrays, Linked Lists, Stacks, Queues, Trees, Graphs

algorithms data-structures dsa-algorithm practice-programming

Last synced: 24 Mar 2025

https://github.com/mthszr/IF672

Implementação das Estruturas de Dados e resoluções das Listas de Exercicios

algorithms algorithms-and-data-structures data-structures

Last synced: 03 Oct 2025

https://github.com/naseem-shawarba/data_structures_implementation

About Exploring famous data structures by implementing them from scratch in C.

c data-structures

Last synced: 24 Mar 2025

https://github.com/leecason/datastrcutures-and-algorithms

javascript的数据结构与算法

algorithms data-structures javascript

Last synced: 14 Oct 2025

https://github.com/jeffa5/btreelist

A list with efficient insert and remove in the middle

data-structures rust

Last synced: 10 Feb 2026

https://github.com/brockwade633/algo-helper

Algo Helper is a project that provides visualizations and animations of common algorithms. Born out of a scarcity of algorithm visualization tools, it functions as an interactive web app with custom data inputs, a debugger, and brief written explanations

algorithms computer-science data-structures react typescipt webapp

Last synced: 31 Mar 2025

https://github.com/myselfakashagarwal/javase

HolyGrail ☕️ DataStructuresFromScratch with different unusual brain edging algo ; beats 100% in linked list implementations from scratch on leetcode

algo data-structures java-se

Last synced: 16 Mar 2025

https://github.com/mattmazzola/uv-test

Collection of Programming Problems from various sources implemented and solved in python (using uv for package management) Source: LeetCode, NeetCode, Exponent, HelloInterview, Meta Career Prep, Algo Monster, etc

algorithms data-structures python uv

Last synced: 03 Sep 2025

https://github.com/cassxw/leetcode-practice

My daily Leetcode practice repository, featuring solved problems, categorised solutions, and a structured roadmap for mastering data structures and algorithms.

algorithms coding-challenges competitive-programming data-structures dsa java leetcode leetcode-java leetcode-python leetcode-solutions problem-solving python

Last synced: 30 Apr 2026

https://github.com/windjammer6/13.-common-data-structure-implementations-python

A compilation of various common Data Structure implementations in Python

data-structures python

Last synced: 24 Mar 2025

https://github.com/tmzane/leetcode

✍️ My LeetCode solutions written in Go

algorithms data-structures go leetcode

Last synced: 20 Apr 2025

https://github.com/g3th/binary_heap_type

Determine whether a Binary Heap structure is 'min', 'max' or 'no-heap'.

algorithms binary-heap data-structures kotlin max-heap min-heap

Last synced: 28 May 2026

https://github.com/thenocturnaldevgypsy-io/duskgrimoires-java-lab-exercises

DuskGrimoires : Java library/source codes that I've coded and used for lecturing CS/IT subjects and topics during my career as Assistant Professor for BSCS, BSIT and BSCOE way back late 2012 to 2015 (on-going retrieving the codes and rearranging the repo) . You like the Repo? Don't forget to 🌟, 👁️, 🔱 and ❤️

algorithms algorithms-and-data-structures computer-science computer-science-algorithms computer-science-data-structures computer-science-education data-structures data-structures-and-algorithms duskgrimoires java programming programming-exercises thenocturnaldevgypsy thenocturnaldevgypsy-io

Last synced: 26 Feb 2025

https://github.com/dorosch/datastructures

Rust implementations of data structures

algorithms data-structures educational-project rust

Last synced: 18 Jun 2025

https://github.com/lvmalware/lib-list

Uma biblioteca simples, escrita em C++ que implementa uma estrutura de dados do tipo lista

cplusplus data-structures lib list

Last synced: 03 Jul 2025

https://gitlab.com/dawn_app/grapes

Persistent graph data structures

data-structures graph immutable persistent rust rust-lang tree

Last synced: 24 Mar 2025

https://github.com/almayor/data_structures

Polymorphic data structures and associated algorithms in C. Probably don't use.

21school 42school c data-structures polymorphism

Last synced: 18 Jun 2025

https://github.com/kevinlin1/deques

An introduction to data structures and algorithm analysis through a comparison of double-ended queue implementations.

data-structures deque education queue stack

Last synced: 08 Apr 2025

https://github.com/rabirabirara/roulette-tree

A red-black tree implemented in Rust.

data-structures rust

Last synced: 24 Mar 2025

https://github.com/gossiperloturot/typemap

Typemap provides unique type key and value pair.

data-structures rust

Last synced: 03 Jul 2025

https://github.com/moltinginstar/rosalind

My solutions to problems from Rosalind.

algorithms alignment bioinformatics data-structures genomics rosalind

Last synced: 08 Apr 2025

https://github.com/donghl-dev/practices-datastructure

자료구조 이해 및 구현과 테스트 코드 작성 연습.

data-structures gradle jdk12 junit4 tdd

Last synced: 15 May 2026

https://github.com/abhinandpn/dsa-golang

Data structure and algorithm in golang

algorithm data-structures golang linked-list

Last synced: 04 Apr 2025

https://github.com/bashmocha/java-oop-examples

Collection of Object Oriented Programming examples in Java

data-structures java object-oriented-programming

Last synced: 11 Jun 2025

https://github.com/kmyeaserarafat/problem_solving

Problem Solving Repository This repository is dedicated to various problem-solving approaches and solutions. It contains a collection of algorithms, data structures, coding challenges, and practical problem-solving techniques across multiple programming languages. Ideal for developers looking to enhance their coding skills, prepare for technica

algori data-structures difficult dsa-algorithm fundamentals-of-programming problem-solving programming-language

Last synced: 16 Mar 2025

https://github.com/jayantasamaddar/algorithms

Data Structures and Algorithm challenges done at various challenge sites like hackerrank, leetcode, freecodecamp, codewars etc.

algorithms codewars data-structures freecodecamp hackerrank javascript leetcode

Last synced: 13 Jun 2026

https://github.com/thegirlsynth/binary_trees

This is a project on Binary Trees.

algorithms data-structures

Last synced: 08 Dec 2025

https://github.com/eniiju/c-data-structures

Small collection of data structures and algorithms in C.

algorithms data-structures

Last synced: 20 Mar 2025

Data structures Awesome Lists
awesome-leetcode-resources 65 best-of-python 684 competitive-programming 97 Awesome-CS-OpenCourse 184 awesome-leetcode 299 awesome-python-resources 1,490 awesome-interview-algorithms 800 You-Dont-Know-X 52 awesome-go 2,668 awesome-dsa 109 Algorithms-and-Data-Structures 47 Data-Structures-Algorithms-Python 80 awesome-interview 74 data-structures-in-open-source 31 awesome-nodejs-pure-js 96 practice-python-programming-projects 95 data-engineering-collection 678 c-free-tutorials 37 python-workshop-7 66 free-data-structures-resources 117
Data structures Categories
🧠 Big Tech Algorithm Questions 288 Utilities 174 Software Packages 154 Database Clients 147 Database 128 Web Frameworks 106 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 97 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 ✅ Data Structures 83 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 75