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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/infinity-boi/dsa-codes

Popular Competitive Programming Questions essential for interview preparation

algorithms competitive-programming data-structures leetcode spoj

Last synced: 06 Jun 2026

https://github.com/rsgoksel/data-structures-cpp

Foundations of Data Structures in C++: Descriptions and Illustrations

binary-search-tree binary-tree cpp data-structures linked-list queue

Last synced: 17 Jun 2026

https://github.com/salmanabdullahfahim/data-structure-algorithm

My Data Structure And Algorithm Learning Journey In C++

algorithms cplusplus data-structures

Last synced: 17 Jun 2026

https://github.com/maximfersko/matrix-library

Implementation of the data type library matrix and operations on the type.

algorithms c data-structures matrix matrix-library

Last synced: 26 Jun 2025

https://github.com/kanavgoyal898/cubecrafter

CubeCrafter is a Python-based Rubik's Cube simulation and solving engine that implements advanced algorithms to efficiently solve Rubik's Cubes of different dimensions. This library provides a comprehensive solution for creating, manipulating, and solving Rubik's Cubes using state-of-the-art search algorithms and heuristics.

algorithms combinations data-structures flask game-theory graph-theory mathematics permutations python rubiks-cube scratch-implementation

Last synced: 21 Apr 2026

https://github.com/renatoathaydes/pathtrie

A Trie implementation specifically designed for paths

data-structures java routing trie

Last synced: 04 Apr 2025

https://github.com/sakapon/bang

A library of algorithms.

algorithms data-structures mathematics

Last synced: 25 Apr 2026

https://github.com/mahmud-kandawala/data-structures-coursework

This repository delves into the core principles of data structures, covering essential types like arrays, stacks, queues, lists, trees, and graphs, utilizing Python and its extensive libraries to apply and demonstrate these concepts.

array binary-search-tree data-structures graph hashmaps heaps linked-list python queue stacks

Last synced: 17 Jun 2026

https://github.com/adityaadaki21/cuisine-recommendation-system-using-c

This code is a simple program for managing and recommending cuisines.

c data-structures data-structures-

Last synced: 04 Oct 2025

https://github.com/miojo-dev/hash_study

Small study, making a Hash structure from scratch using Pascal, the idea is to make a Hash who includes CPF and separate them by the last 2 digits and use binary search to consult

cpf data-structures data-structures-and-algorithms hash pascal pascal-language pascal-programming study study-project

Last synced: 18 Jun 2026

https://github.com/usif-andreas226/quizhub-oop-project

The system is designed to streamline the process of conducting online exams. It provides a user-friendly interface for both administrators and students. Administrators can easily create exams by adding questions and setting grading criteria. Students can take exams within a specified time frame and view their results immediately after submission.

algorithms data-structures java javafx oop oops-in-java

Last synced: 25 Apr 2026

https://github.com/aliramazanov/js-30-lc

Leetcode 30 Days of JavaScript Challenge

algorithms data-structures javascript typescript

Last synced: 26 Apr 2026

https://github.com/isaacmaffeis/pac-2023

PAC 2023/24 Algorithm design and computability - University course

algorithms data-structures java

Last synced: 07 Jun 2026

https://github.com/data-miner00/dsa

Grappling with Data Structures and Algorithms

algorithms data-structures

Last synced: 07 Jun 2026

https://github.com/ermolaevv/all_labs

Проект-контейнер для выполнения практических заданий по курсу МП2

cmake cpp data-structures gtest labs winforms

Last synced: 19 May 2026

https://github.com/studyresearchprojects/dsa-in-cpp

Data Structures and Algorithms with C++

algorithms cpp data-structures

Last synced: 07 Jun 2026

https://github.com/make-github-pseudonymous-again/js-collections-chainmap

:dango: Python's chainmap data structure for JavaScript

agpl chain chainmap data-structures dict javascript map

Last synced: 22 May 2026

https://github.com/0xc0392b/bfield

Bit field data structure for Go

bit-manipulation bitfield data-structures go golang

Last synced: 18 Jan 2026

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/bieelogrom/convertervaloresdecimaisparabinarios

Programa que converte número decimal em binário utilizando o conceito de pilhas em Java.

data-structures java pilha stack

Last synced: 27 Apr 2026

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/sujeetkrjaiswal/notes

Notes on various topics for content creation and for quick referencing during interviews

algorithms browser css data-structures html interview-preparation javascript network rust typescript

Last synced: 10 Apr 2026

https://github.com/bbariskilic/java-algorithms-and-data-structures

A repository that contains solutions to different problems. All examples have been written solely in Java Language.

algorithms data-structures java

Last synced: 18 Jun 2026

https://github.com/cathyfu1215/cs61b

Self-learning CS61B of UCBerkeley , this repo contains both labs and projects

algorithms data-structures java

Last synced: 07 Jun 2026

https://github.com/mirsahib/project-venus

IUB CSE 203 (Data Structure)

c-plus-plus cse-203 data-structures

Last synced: 01 Jul 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 está 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/godsscion/cs570-intro-to-programming-data-structures-algorithms

This is a repo of CS 570 - Introduction to Data Structures labs.

algorithms data-structures java

Last synced: 18 Nov 2025

https://github.com/aichingm/libds

libds is a collection of header only data structures

c data-structures header-only header-only-library

Last synced: 31 Mar 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/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/ionutpetre/airline-management-activities

Aplicație pentru evidența principalelor procese derulate în cadrul companiei aeriene EasyFlight.

cpp data-structures

Last synced: 22 Jun 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/mustafahakkoz/market_simulation

Simple Linked List implementation in C language

data-structures simulation

Last synced: 23 Mar 2025

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/agastyahukoo/accelerated-computer-science-fundamentals

Comprehensive C++ programs from University of Illinois Urbana-Champaign's Accelerated Computer Science Fundamentals course, plus extra examples for deeper learning and practice.

algorithms computer-science data-structures object-oriented-programming

Last synced: 28 Mar 2025

https://github.com/itsmorais/ed_2023_02

Repositório criado para apoio as aulas de estrutura de dados 2ºSemestre de DSM

data-structures typescript

Last synced: 23 Jun 2026

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/iampavangandhi/travelpathfinder

✈️ Travel Path Finder Web App (using Graphs)

data-structures dijkstra dijkstra-algorithm graph javascript

Last synced: 09 Mar 2025

https://github.com/ahmad-ali-rafique/pandas-mastry-notebook

Pandas Mastry Notebook is a repository dedicated to exploring the capabilities of the pandas library for data manipulation, analysis, and visualization in Python. Dive into a variety of data operations, analytical techniques, and visualization methods to uncover insights from your datasets.

data-structures dataanalytics datase pandas pandas-library python

Last synced: 10 Apr 2026

https://github.com/iampavangandhi/texteditor

📝 Text Editor Web App (using Stacks)

data-structures javascript stacks text-editor vanilla-javascript

Last synced: 20 May 2026

https://github.com/silent0wings/arithmetic-calculator-using-custom-stack-implementation

This project implements an arithmetic calculator capable of parsing and evaluating mathematical expressions using a custom stack data structure. The calculator handles various arithmetic operations and parentheses, providing accurate results for complex expressions.

algorithm arithmetic-calculator calculator coding-practice custom-data-structure custom-stack data-structures expression-evaluation java math-operations math-tool programming reverse-polish-notation software-development stack-implementation

Last synced: 25 May 2026

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

This repository contains my answers for some of my assignments for COMP6048001 - Data Structures Course. I got 98 for my assignments score.

avl-tree binus c case case-study data-structures hash hash-table priority-queue queue

Last synced: 29 Apr 2026

https://github.com/jazaltron10/king_java

Explore the essentials of computer science with this Java repository—a comprehensive guide to fundamental Data Structures and Algorithms. Delve into efficient software design, navigate Java intricacies, and fortify your coding skills for the challenges in the vast landscape of computer science.

algorithms coding-challenges coding-interviews data-structures gui-application java

Last synced: 08 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/paulomarruda/commondatastructures

Common data structures for the C programming language.

c data-structures

Last synced: 02 Sep 2025

https://github.com/dnutiu/dsa

A repository containing various data structures and algorithms implemented in Kotlin and Java

algorithms data-structures kotlin

Last synced: 19 Jun 2026

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/mohmadabodai2010/data-structures

This repository offers clear implementations of key data structures, making it ideal for students and professionals alike. Explore practical examples to enhance your coding skills and prepare for interviews. 🐙🌟

adjacency adjacency-matrix algorithms-implemented data-structures datastructures dijkstra edmonds-karp-algorithm heap interview interview-practice javascript javascript-algorithms leetcode-solutions pandas python search sort tree

Last synced: 14 Mar 2026

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/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/nibble-4bits/leetcode-challenges

My solutions to various LeetCode challenges

algorithms code-challenges data-structures leetcode

Last synced: 15 Mar 2025

https://github.com/firatgoktepe/data-structures-for-react

Some real world examples about data structures commonly used for React

data-structures javascript react vitejs

Last synced: 11 Apr 2026

https://github.com/ranimeshehata/implementing-sorting-techniques

A Java program implementing 3 different sorting techniques.

data-structures java junit-test sorting-algorithms

Last synced: 29 Apr 2026

https://github.com/candytale55/nodes_js_datastructs

A JavaScript class to create a basic node that contains data and one link to another node. The node’s data will be specified when creating the node and immutable. A node’s link to the next node is null when there are no nodes to traverse. Plus an example "An ice cream shop that sells three flavors: strawberry, vanilla, and coconut. The signature sundae is made of these three flavors, but new hires have a hard time remembering the order."

codecademy data-structures ice-cream-shop node-concept

Last synced: 31 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/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/ofadiman/data-structures

The project shows various data structures implemented in Golang.

data-structures golang

Last synced: 01 May 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/jconleyscales/two-dimensional-q

Fixed-capacity circular queue backed by a 2D list with wrap-around indexing (Python).

circular-buffer data-structures python queue

Last synced: 08 Jun 2026

https://github.com/jofaval/advent-of-code

Advent of Code, created by Eric Wastl - Software Engineering version of the Advent Calendar

advent-of-code algorithms data-structures go golang pnpm problem-solving python software-engineering typescript

Last synced: 27 Apr 2026

https://github.com/mateusz-przybyla/addressbook_structured

C++ application - Przyszly Programista course (training)

cpp data-structures structured-programming txt-files

Last synced: 09 Nov 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/cassxw/leetcode

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: 31 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/lmbarros/dump

DUMP: Dump of Unsorted Morsels for Programmers

algorithms data-structures reference

Last synced: 21 Feb 2026

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

uri 100+ solve...

css data-structures

Last synced: 15 Mar 2025

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/cianhub/100daysofpythonday7

Exploring data structures in Python

100-days-of-code data-structures python

Last synced: 24 Jun 2026

https://github.com/gauravjuvekar/aint-safe

aint-safe - Lock-free async-interrupt-safe data structures

data-structures lock-free

Last synced: 21 Jul 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/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/nikhilvdev/swift-algorithms

The word Algorithm means “a process or set of rules to be followed in calculations or other problem-solving operations”. Therefore Algorithm refers to a set of rules/instructions that step-by-step define how a work is to be executed upon in order to get the expected results.

algorithms data-structures swift

Last synced: 26 May 2026

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/ololobus/practice

Random programming exercises

c data-structures educational pointers

Last synced: 18 Jul 2025

https://github.com/ondrejhruby/pythonessentials

A comprehensive guide to Python essentials, featuring a variety of code examples demonstrating basic to advanced concepts. This repository is ideal for beginners and intermediate learners looking to strengthen their Python programming skills through practical exercises.

algorithms classes-and-objects data-structures functions jupyter-notebook programming python

Last synced: 18 May 2026

https://github.com/tanmayvaij/pattern-printing

Some important pattern printing questions asked in interviews

algorithms cpp data-structures forloops patterns

Last synced: 15 Mar 2025

https://github.com/jleung51/data_structures

Implementations of various data structures.

data-structures

Last synced: 27 Mar 2025

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

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