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/aabduvak/ft_containers

The multiple available containers in C++ all have a very different usage. To make sure you understand them all, let's re-implement them!

42istanbul 42school containers data-structures stl

Last synced: 15 Jun 2026

https://github.com/lucabecci/funny-js

Practise of data structures and algorithms in Javascript ES6

algorithms data-structures javascript

Last synced: 15 Jun 2026

https://github.com/kingcitaldo125/linked-list-c

Basic Linked List in C

c data-structures linked-list

Last synced: 15 Jun 2026

https://github.com/mroth/orderedmap

🐜 ordered map implementation for Go

data-structures go go-module golang

Last synced: 16 Jun 2026

https://github.com/r-papso/data-structures

Implementation of advanced data structures

avl-tree csharp data-structures hashing-algorithms kd-tree

Last synced: 16 Jun 2026

https://github.com/janeberry/evilhangman

Twist version of classic Hangman Game

data-structures maps sets

Last synced: 20 Aug 2025

https://github.com/sebastian-huynh/erwin-data-models

Demonstrating relational integrity between entities through visual modeling.

data-model data-science data-structures erwin-data-modeler mapping

Last synced: 26 Jan 2026

https://github.com/leticiamilan/algoritmos-de-ordenacao

Este repositório contém implementações de diversos algoritmos de ordenação, como Insertion Sort, Bubble Sort, Selection Sort e Counting Sort, nas linguagens Python, Java e Portugol. Cada algoritmo estÔ acompanhado de exemplos de uso e explicações sobre seu funcionamento.

data-structures java portugol python sorting-algorithms

Last synced: 23 Mar 2025

https://github.com/abhinandanmishra1/leetcode-practice

Practicing questions on leetcode and solutions are being reflected here

algorithms daily-coding-problem data-structures dsa-practice leetcode leetcode-cpp leetcode-solutions

Last synced: 19 Aug 2025

https://github.com/tonianev/data-structures

Common data structures implemented in Python

algorithms data-structures

Last synced: 25 Jan 2026

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/supertetelman/coursera-algs4parti-009

A collection of python scripts to implement various sort/search algorithms and supporting data structures.

algorithm data-structures python

Last synced: 23 Mar 2025

https://github.com/hackerslash/dsarch

A search engine for Data Structure and Algorithm problems

data-structures dsa leetcode search-engine tfidf

Last synced: 16 May 2025

https://github.com/citizenlabsgr/data.world

Work with data sets prior to uploading to data.world

data data-structures

Last synced: 26 Mar 2025

https://github.com/anvaymayekar/avl-tree-visualizer

Interactive AVL Tree Visualizer — Real-time GUI for insert, search, and delete operations with automatic balancing, performance metrics, and visual feedback. Pure C + Win32 API.

algorithms avl-tree c-programming data-structures dsa gui-application self-balancing-binary-search-tree tree-visualization win32api

Last synced: 03 Jan 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/fabriziomettini/dsa-i

Resources about my DS&A I course (FCEIA - UNR)

algorithms college data-structures

Last synced: 17 Mar 2025

https://github.com/arranstewart/dsa-swu-website

Data Structures and Algorithms at Southwest University, China, run in Autumn 2021

algorithms data-structures teaching-materials

Last synced: 24 May 2026

https://github.com/praisetompane/data_structures

Reimplementation of foundational data structures at a lower level of the stack.

data-structures

Last synced: 16 Apr 2025

https://github.com/krankur/ds-algo

All things data structure and algorithm in vanilla JavaScript (no ES6)

algorithms data-structures es5-javascript javascript

Last synced: 01 Jul 2025

https://github.com/alpha74/iib

My InterviewBit solutions. Maintained from 2020 onwards

algorithms coding cpp data-structures interviewbit interviewbit-cpp interviewbit-solutions

Last synced: 27 May 2026

https://github.com/dpetrosy/saed_visitors_program

In this repository, I store my course project "Visits and visitors program", which I've done during my university education.

algorithm console-application course-work cpp cpp11 data-structures problem-solving university-project

Last synced: 19 Aug 2025

https://github.com/iampavangandhi/texteditor

šŸ“ Text Editor Web App (using Stacks)

data-structures javascript stacks text-editor vanilla-javascript

Last synced: 20 May 2026

https://github.com/lif31up/data-structures-and-algorithms-clang

data structure with CLang

c data-structures

Last synced: 18 Mar 2025

https://github.com/snehachhipa/wordle_datastructures

A Data Structures project as part of course work of BSc in Computer Science UCD.

binary-tree compression-algorithm data-structures hashmap-java java object-oriented-programming priority-queue

Last synced: 06 Jun 2026

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/fabberr/data-structures

Estruturas de Dados diversas implementadas em C++.

c-plus-plus cmake cpp23 data-structures data-structures-and-algorithms training

Last synced: 02 Apr 2025

https://github.com/bisceglialuigi/advent_of_code

This repository contains my solutions for the Advent of Code challenges! Advent of Code is an annual coding event featuring daily programming puzzles throughout December. It's a fun way to improve problem-solving skills and explore creative algorithms.

advent-of-code advent-of-code-2024 algorithms competitive-programming data-structures fun python3

Last synced: 01 Jul 2025

https://github.com/surajiyer/yatrie

Python Trie data structure

data-structures python trie

Last synced: 29 Mar 2025

https://github.com/denpeshkov/datastructures

A library of various data structures implemented in Go.

data-structures go

Last synced: 27 Feb 2025

https://github.com/harrisoncramer/go-algos

Repository containing common algorithms and data structures implemented in Go.

algorithms data-structures go golang

Last synced: 05 Mar 2025

https://github.com/nibble-4bits/leetcode-challenges

My solutions to various LeetCode challenges

algorithms code-challenges data-structures leetcode

Last synced: 15 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/loosenthedark/ci_dcd-mysql

Video tutorial walkthroughs followed as part of the Data-Centric Development module of Code Institute's Full Stack Web Development Diploma Programme

backend crud data-manipulation data-structures databases mysql python

Last synced: 10 Apr 2026

https://github.com/vcn222/itmo

Explore my projects and coursework from ITMO University in Computer Science. Join me on GitHub to see my journey! šŸš€šŸ’»

284261 algorithms-and-data-structures cheatsheets codeforces cpp data-structures feature-selection flow graphs greedy-algorithms itmo java learning machine-learning shortest-paths software-engineering sorting-algorithms supervision

Last synced: 18 Aug 2025

https://github.com/rain0ash/netextender

Biggest general purpose library with many different extension methods, data structures and utilities for rapid application development

csharp data-structures dotnet extension extension-methods extensionmethods extensions

Last synced: 03 Jan 2026

https://github.com/vitorhonna/this-is-cs50

Harvard University's introduction to the intellectual enterprises of computer science and the art of programming. This is CS50.

c computer-science cs50 css data-structures flask harvard harvardcs50x html javascript python scratch sql sqlite

Last synced: 10 Apr 2026

https://github.com/bertrand31/damysos

šŸŒ An experimental data structure allowing lightning-fast, constant-time lookups of large datasets for neighboring multi-dimensional points

coordinates data-structures experiment functional-programming gps performance scala trie

Last synced: 17 Aug 2025

https://github.com/marcoschalet/pokedex

Jogo em C feito com intuito de treinar conceitos para monitoria em Algoritmos e Estrutura de Dados.

c data-structures pokedex

Last synced: 15 Mar 2025

https://github.com/thiagx08/bue-introduction-to-programming-and-problem-solving

A comprehensive C++ learning resource with 50+ programming exercises for BUE students, from basics to advanced problem-solving.

cpp data-structures education exercises file-handling introductory-programming problem-solving programming-basics university

Last synced: 23 Mar 2025

https://github.com/debjeetsarkar/js-structures

Commonly used data structure's implementation using javascript

data-structures javascript

Last synced: 17 Aug 2025

https://github.com/mmgalushka/algo-cheat-sheet

Cheat sheet for Algorithms & Data Structures

algorithms cheatsheet data-structures interview

Last synced: 04 Mar 2026

https://github.com/abdullah00001/way-to-be-a-rated-coder

A dedicated repository to track my 90-day journey of competitive programming practice — mastering algorithms, solving problems daily, and leveling up to become a rated coder.

algorithms c competitive-programming cpp data-structures dsa

Last synced: 16 Aug 2025

https://github.com/dd0wney/ds

Collection of data structures and algorithms for my reference in languages I'm interested in

algorithms data-structures

Last synced: 12 Jun 2026

https://github.com/narayan954/dsa-problems

leetcode, geeksforgeeks, usaco, codeforces, etc question's solutions

algorithms data-structures

Last synced: 11 Apr 2026

https://github.com/mostafagalal1/expression_evaluator

Application using implemented stack data structure to convert from infix to postfix notations. And evaluate the postfix expression.

data-structures infix-to-postfix java postfix-evaluation

Last synced: 17 Mar 2025

https://github.com/rotedar/first.cpp

uri 100+ solve...

css data-structures

Last synced: 15 Mar 2025

https://github.com/kasutu/filter

DSS: OOP based filter for objects

data-structures oop-principles typescript

Last synced: 31 Mar 2025

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/beling/algorithms_python

Python implementation of some algorithms and data structures.

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

Last synced: 15 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/francescobarbieri/codingchallenges

Solutions to various coding problems from renowned platforms like Advent of Code, LeetCode, and more.

algorithms coding-challenges data-structures interview-prep problem-solving

Last synced: 31 Mar 2025

https://github.com/karthi-21/learndata

Small app for data structure course from learnCodeOnline.

data-structures online-course online-learning

Last synced: 03 Jun 2026

https://github.com/alto-b/data-structures

basics of DS in dart for beginners

array data-structures graph linked-list queue stack tree

Last synced: 19 Feb 2026

https://github.com/alexandengstrom/not_std

Reinventing the standard library by constructing essential data structures and algorithms in C++ from scratch.

algorithms data-structures

Last synced: 04 Oct 2025

https://github.com/firmanmm/go-smc

Simple Message Codec Golang Implementation

data-structures encoder-decoder golang message message-codec

Last synced: 29 Apr 2026

https://github.com/tim-hub/avl_bst_tree

an AVL tree

data-structures

Last synced: 17 Mar 2025

https://github.com/parsaalizadeh/fenwick-tree

Implementation of mutable Fenwick trees as a Haskell library

data-structures fenwick-tree haskell

Last synced: 20 Jan 2026

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/hellokelci/cs112

Data Structures (198:112) course materials from Rutgers University’s Spring 2020 semester

data-structures rutgers-university

Last synced: 14 Aug 2025

https://github.com/WerdsMind/Estructuras_de_datos

colección de implementaciones de estructuras de datos y algoritmos fundamentales escritos en C++

console-application cpp data-structures double-linked-list executable graph pointers pointers-and-arrays proyects tree-structure

Last synced: 04 Oct 2025

https://github.com/mritzreal/dsa-course

This repo contains my exercises and projects from Brad Traversy's Data Structures and Algorithms course. I'm taking this course to deepen my understanding of fundamental computer science concepts and improve my JavaScript problem-solving skills

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

Last synced: 29 Mar 2025

https://github.com/yapeansa/estrutura_fila

Implementação de estrutura de fila

c data-structures queue

Last synced: 13 Aug 2025

https://github.com/w1z2z/algorithms-js

Simple algorithms in JavaScript

algorithms data-structures javascript

Last synced: 14 Jul 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/momen-alshouha/data-structure-stack

This repository contains C++ implementation of a stack using linked-list. It includes classes for stack item, iterator , and the stack itself, providing essential stack opreations such as push, pop, peek, and more.

data-structures stack

Last synced: 13 Aug 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: 02 May 2026

https://github.com/lukabratos/queue

Queue implementation in Swift

data-structures generics queue swift

Last synced: 10 Nov 2025

https://github.com/lukabratos/stack

Stack implementation in Swift

data-structures generics stack swift

Last synced: 10 Nov 2025

https://github.com/henriquesebastiao/data-structures

ImplementaƧƵes de estruturas de dados

algorithms algorithms-and-data-structures data-structures

Last synced: 01 Jul 2025

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/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/asarkar/jdata

Java data structures and JUnit 5 utilities used in coding questions

binary-tree data-structures fenwick-tree java junit5 leetcode linked-list

Last synced: 13 Aug 2025

https://github.com/micmurawski/cloud-array

cloud-array is an open-source Python library for storing and streaming large Numpy Arrays on local file systems and major cloud proviers CDNs.

aws azure big-data bigarray blob-storage cloud data-structures digitalocean-spaces gcp gcp-cloud-storage ibm-cloud-object-storage numpy s3 stream-processing streaming zadara

Last synced: 12 Aug 2025

https://github.com/zyad-eltayabi/data-structures-small-projects

šŸ”· A collection of data structure implementations including linked lists, stacks, queues, dynamic arrays, and an undo/redo manager, designed to demonstrate core algorithms and their practical applications.

csharp data-structures oop-principles

Last synced: 04 Oct 2025