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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/tonix-tuft/linked-hash-map

How I would implement a linked hash map in PHP if PHP wouldn't have associative arrays.

data-structure data-structures hash-map hash-table linked linked-hash-map map

Last synced: 13 Jan 2026

https://github.com/clarete/algo

Campinho perto do corrego pra treinar lateral, bater falta, cobrar escanteio, e outros fundamentos da computacao

algorithms data-structures search-algorithm

Last synced: 24 Mar 2025

https://github.com/momen-alshouha/data-structure-queue

This repo contains a C++ template class for a queue -linked-list-based- , designed with OOP principles. It features essential queue operations such as enqueue, dequeue, front, rear, size tracking, and a copy constructor.

cpp data-structures linked-list oop-principles queue

Last synced: 20 Nov 2025

https://github.com/phmatray/redblack

A C# implementation of a Red-Black Tree

algorithms csharp data-structures redblack-tree

Last synced: 06 Mar 2025

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: 08 Apr 2025

https://github.com/didogrigorov/hackerrank-python

A collection of Python solutions to HackerRank problems, organized by difficulty (Easy, Medium, Hard) and category (Algorithms, Data Structures, Mathematics). Ideal for learning, practicing, and mastering Python programming and problem-solving skills.

algorithms-and-data-structures coding-challenge coding-challenges coding-interviews data-structures hackerrank hackerrank-solutions problem-solving problem-solving-algorithms problemsolving programming python-3 python3

Last synced: 02 Sep 2025

https://github.com/sajalkmr/dslab

Data Structures Lab – BCSL305 VTU

data-structures vtu

Last synced: 15 Mar 2025

https://github.com/ndeta100/data-structure-java

Algorithms and data structures in java practice

data-structures java jdk jvm

Last synced: 11 Apr 2025

https://github.com/ivikramsahu/data-structure

Data-structure is not for interviews but to develop scalable software using those.

algorithm computer-engineering computer-science data-structures

Last synced: 24 Jan 2026

https://github.com/momen-alshouha/data-structures-linkedlist-queue-stack

This repo contains a C++ template classes for circular doubly linked-list , queue and stack , designed with OOP principles. It features various operations for those data-structues.

aggregation data-structures linked-list object-oriented-programming queue stack

Last synced: 21 Nov 2025

https://github.com/glwbr/gods

Go Data structures

data-structures go learning

Last synced: 10 Mar 2025

https://github.com/tasbeehismail/data-structure-tasks

Tasks completed at level 3 problem-solving training with ICPC Damanhour community.

competitive-programming complexity-analysis data-structures implementation problem-solving

Last synced: 28 Dec 2025

https://github.com/shiva16/da

Data Analytics - Study materials

analytics data-analysis data-science data-structures

Last synced: 07 Feb 2026

https://github.com/kanavgoyal898/queensgambit

QueensGambit is a Python-based chess engine using the Minimax algorithm with alpha-beta pruning to make optimal moves. It incorporates piece values inspired by AlphaZero and an entropy-based evaluation for dynamic gameplay. The engine supports both human-AI and AI-AI matches.

algorithms chess chess-engine data-structures game-development minimax-algorithm python research-implementation

Last synced: 02 Jul 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/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/bottomsnode/data-structure-with-python

Discover Python implementations of core data structures with Tkinter animations for intuitive visualization. Explore arrays, graphs, linked lists, queues, stacks, and trees through interactive animations, ideal for beginners and experienced programmers alike. Gain insights and deepen your understanding with this engaging learning resource.

array data-structures graph-algorithms linked-list python queue stack tkinter-graphic-interface tree-structure

Last synced: 12 Mar 2025

https://github.com/0xsirsaif/problem-solving

Solutions of various coding/algorithmic problems solved in multiple languages and from various sources such as books, Coding Challenge Websites..etc

acm-icpc algorithms data-structures problem-solving

Last synced: 31 Mar 2025

https://github.com/jaskaransinghbhalla/iitd-col106

Data Structures & Algorithms course at IIT Delhi | Assignments

algorithms data-structures

Last synced: 28 Jun 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: 08 Apr 2025

https://github.com/gkamboj/leetcode

Collection of LeetCode questions to ace the coding interview!

data-structures java leetcode python

Last synced: 11 Jun 2025

https://github.com/marlaugustin/spring2024-datastructure

This is a repository containing the different labs and projects that I had to do for my Data structure and algorithms class for my spring semester

data-structures python

Last synced: 24 Mar 2025

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/bmf-san/go-radix-tree

Implementation of Radix Tree assuming use in HTTP Router.

algorithms compressed-tree data-structures go http-router patricia-tree radix-tree trie

Last synced: 24 Mar 2025

https://github.com/lewismakau/portfolio-projects

This repository contains file data and SQL files for projects used for my Portfolio.

data-analysis data-cleaning data-structures data-visualization database google-analytics microsoft-sql-server mysql powerbi tableau

Last synced: 26 Dec 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://github.com/sebastianofazzino/ibm-data-science-professional-certificate

In this repository I've stored exercises and projects I've been working on while attending IBM Data Science Professional Certificate, using Python and its libraries.

data-analysis data-mining data-science data-structures data-visualization database machine-learning matplotlib numpy pandas python regression seaborn sql

Last synced: 23 Nov 2025

https://github.com/azevedo-erick/a1-ds

Primeira avaliação da disciplina de estruturas de dados ministrada pelo professor Silvano Malfatti, foi implementado um jogo de blackjack.

blackjack data-structures java

Last synced: 12 Apr 2025

https://github.com/kelcisayshello/algorithms

collection of data structures and algorithms problem solutions in Python

algorithms data-structures data-structures-and-algorithms python

Last synced: 20 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/tobuya/data-structures

This repository is dedicated to creating fundamental visual representations of various non-primitive data structures using Python. Each data structure will be visually depicted, accompanied by a link to a corresponding Medium article. These articles will provide an in-depth exploration of the major operations of each structure.

articles data-structures matplotlib numpy-library python

Last synced: 28 Dec 2025

https://github.com/soodaayush/cs50x-2024

A collection of all my CS50x 2024 Problem Set solutions.

ai algorithms c data-structures flask html-css-javascript python scratch sql

Last synced: 24 Mar 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/cidm-ph/distmat

Distance matrix data types and file formats for Rust

bioinformatics data-structures distance-matrix

Last synced: 03 Sep 2025

https://github.com/donghl-dev/study-problem_solving

문제해결기법 수업에 대한 내용 및 정리 저장소

algorithm data-structures jdk8 problem-solving

Last synced: 30 Mar 2025

https://github.com/antdeivid/estrutura-de-dados-avancada

Repositório destinado ao upload dos programas feitos no estudo de Estrutura de Dados Avançada.

avl-tree bst cpp data-structures red-black-trees

Last synced: 16 Mar 2025

https://github.com/f-ca7/cpp_datastructure

data structure learning

c-plus-plus data-structures learning

Last synced: 22 Feb 2025

https://github.com/miladsade96/ds_algo_code_snippets

Python Data Structures and Algorithms Code Snippets

algorithms data-structures python python3 snippets

Last synced: 03 Jul 2025

https://github.com/madhvi-n/leetcode-python

Collection of Leetcode questions solved using Python! Created using LeetHub

algorithms data-structures leetcode-python problem-solving python3

Last synced: 08 Apr 2025

https://github.com/esraakamel1195/data-structure-and-algorithms-practice

Practice With Learn Algorithms And Data Structure From Zero To Hero in JS By @AbanoubNabilTawfik

algorithms data-structures javascript

Last synced: 08 Apr 2025

https://github.com/suhas882/doubly-linkedlist

Doubly Linked List GUI Manager is a Python Tkinter-based application for managing a Doubly Linked List (DLL). Users can insert, delete, and traverse the list with a visual interface. It supports adding/removing nodes at different positions and displays real-time updates. Ideal for learning DLL concepts interactively.

data-structures doubly-linked-list gui-application linked-list oop python tkinter visualization

Last synced: 25 Oct 2025

https://github.com/lyannabueno/data-structures-paradigms

In this repository, I store some exercises done in Python during college on Data Structures and Paradigms, covering the topics of Linear (stacks and queues) and Non-Linear (trees and graphs) structures.

data-structures paradigms python3

Last synced: 08 Apr 2025

https://github.com/fl03/ndtensor

ndtensor is designed to be a flexible and powerful tensor library for Rust

data-structures ndarray rust tensor

Last synced: 06 Jan 2026

https://github.com/nairuzabulhul/leetcode

LeetCode problems in Python -- Algorithms & DS

algorthims data-structures python

Last synced: 26 Nov 2025

https://github.com/ganeshjadhavongithub/students-data-c

A CLI (Command Line Interface) program written in C for managing student data (Roll No, Name, Marks). Users can perform CRUD operations and print records. The program utilizes linked lists for in-memory operations and file for persistent data storage.

c c-programming crud crud-application crud-operations crud-sample data-structures data-structures-and-algorithms dsa file file-handling file-handling-in-c files linked-list students-data students-database students-project

Last synced: 18 Jan 2026

https://github.com/dyna-bytes/data-structure-and-algorithm

[KECE208] Data Structure and Algorithm, Korea Univ.

algorithms data-structures

Last synced: 25 Mar 2025

https://github.com/splurf/implhm

Simplified library of collision-handling HashMaps

collision-handling data-structures hashmap

Last synced: 20 Mar 2025

https://github.com/ifeelgarv/gfg-python-dsa-bootcamp

📍This repos contains all the topics of DSA using Python Language.🚀 Explore Python with codes, notes, and explanations.

data-structures oops-in-python python

Last synced: 11 Jun 2025

https://github.com/dicrtarasov/yii2-json

Утилиты Json для Yii2 (JsonEntity)

data-structures dicr entity json json-yii2 php yii2

Last synced: 03 Mar 2025

https://github.com/aswassaw/belajar-lodash

Belajar method2 yang dimiliki oleh lodash.

data-structures lodash

Last synced: 13 Jul 2025

https://github.com/jasonwashburn/dsa-python

Implementing Data Structures and Algorithms in Python using TDD

algorithms data-structures tdd

Last synced: 26 Mar 2025

https://github.com/xorz57/binarysearchtree

Binary Search Tree written in C++14

binary-search-tree cpp data-structures datastructures

Last synced: 24 Mar 2025

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

My implementation of common data structures and algorithms in JavaScript

algorithms algorithms-and-data-structures data-structures data-structures-and-algorithms

Last synced: 23 Apr 2025

https://github.com/princeinscripts/leetcode-question

A repository containing solutions to LeetCode questions focused on Data Structures and Algorithms (DSA), aiding in practicing and mastering key concepts in computer science.

algorithms computer-science data-structures leetcode practice-repository programming

Last synced: 04 Sep 2025

https://github.com/sandipgyawali/dsa

Implementations of Data Structures and Algorithm

algorithms data-structures java

Last synced: 09 Apr 2025

https://github.com/haunt98/panda-go

Contains simple data structure

data-structures go golang golang-library golang-package

Last synced: 23 Apr 2025

https://github.com/raynard2010/aol-data-structures

This repository contains my answers for the AoL (Assurance of Learning) of COMP6048001 - Data Structures Course. The score I got for these answers is 100.

assurance-of-learning binus c case case-study data-structures tries

Last synced: 27 Nov 2025

https://github.com/stardustdl/algorithms-in-rust

A collection of some algorithms and data-structures.

algorithm algorithm-competitions algorithms-implemented data-structures

Last synced: 01 Apr 2025

https://github.com/skvggor/devto-zod

Repositório para o artigo sobre Zod.

article data-structures nestjs nodejs prisma types typescript zod

Last synced: 21 Oct 2025

https://github.com/liwnn/skiplist

A fast skip list implementation for Go

algorithm data-structures go golang skiplist

Last synced: 28 Feb 2025

https://github.com/doumanash/statiki

Static friendly data structures

data-structures no-std rust

Last synced: 04 Feb 2026

https://github.com/sombertm/ts-dsa

Various Data Structures & Algorithms implemented in TypeScript with a strong focus on typings and extensibility

algorithms data-structures types typescript

Last synced: 28 Feb 2025

https://github.com/cruxrebels/leetcode

Collection of Abhishek Agrawal's submissions to problems found on https://leetcode.com/.

algorithms cpp cpp11 cpp14 data-structures leedcode-contest-solutions leetcode leetcode-contest leetcode-solutions weekly-contest

Last synced: 09 Apr 2025

https://github.com/sandravizz/analytical-system-design

Teaching material for bachelor course at Arcada

d3-js data-structures data-visualization system-design

Last synced: 24 Jan 2026

https://github.com/feroz-ehses-shishir/phonebook

PhoneBook is a C++ Console Application. Using Hash Table and Trie Data Structure.

data-structures hashtable trie

Last synced: 28 Mar 2025

https://github.com/llsaimur/contacttracing

Contact Tracing (school project)

cpp data-structures queue treenode

Last synced: 25 Mar 2025

https://github.com/ishibi/binary-search-tree

An implementation of Binary Search Tree in TypeScript

algorithms binary-search-tree data-structures typescript

Last synced: 02 Apr 2025

https://github.com/harrisonhemstreet/dsa-python

Data Structures and Algorithms! (plus some Leetcode!)

algorithms data-structures dsa leetcode leetcode-python python3

Last synced: 28 Feb 2025

https://github.com/mikemwai/codelabs

Interactive and hands-on learning resource for python

data-structures noframework

Last synced: 23 Apr 2025

https://github.com/imran789456123/dsa-fundamentals

Data Structures and Algorithms Fundamentals | Abdul Bari

algorithms cpp data-structures

Last synced: 25 Mar 2025

https://github.com/itsferdiardiansa/in-memory-storage

This project aims to develop an in-memory storage solution, which is a fast and efficient temporary data storage system. This in-memory storage stores data in the main memory (RAM), allowing faster access compared to disk storage.

btree-indexes data-structures nestjs tree typescript

Last synced: 16 Mar 2025

Data structures Awesome Lists
awesome-leetcode-resources 79 best-of-python 715 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 Data-Structures-Algorithms-Python 80 Algorithms-and-Data-Structures 47 data-structures-in-open-source 31 awesome-nodejs-pure-js 96 awesome-interview 74 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 144 Database 130 Web Frameworks 107 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 97 Exercises 92 Testing 89 Networking 89 Command Line 87 Websites 86 Configuration 83 ✅ Data Structures 83 Data Pipelines & Streaming 82 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 75