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/twitu/algorithms_part_i

Programming assignments in Algorithms part 1 by Princeton - covering topics of Sorting, Heaps, Quick Union and Trees

algorithm data-structures java online-course

Last synced: 23 May 2026

https://github.com/jenniferplusplus/interview-algorithms

A collection of solutions to algorithm or data structure based programming challenges I've been given during interviews recently.

algorithm-challenges algorithms algorithms-and-data-structures data-structures interview interview-practice interview-preparation interview-questions

Last synced: 18 Nov 2025

https://github.com/denezt/working-with-pointers-and-data-structures

A beginner to advanced guide for working with pointer and data structures in C Programming Language

arrays c data-structures low-level pointers wrapper

Last synced: 13 Jun 2026

https://github.com/sumerc/pyctrie

Fast, pure C Trie dictionary

data-structures dictionary prefix python spellcheck suffix trie

Last synced: 29 Jun 2026

https://github.com/massigy/c-singlelinkedlists

This repo contains all the single linked Lists manipulation functions and procedures, written in the C programming language.

algorithms c cprogramming data-structures gcc git github linked-list makefile

Last synced: 11 May 2026

https://github.com/sasha-hk/cpp

🏔️ Basic algorithms and data structures on cpp

algorithms cpp data-structures

Last synced: 01 Aug 2025

https://github.com/seigtm/bidirectionalringlist

Ring doubly linked list C++ class implementation. My very old college homework from 2020.

bidirectional-lists class cpp cpp-class cpp-library data-structure data-structures linked-list list

Last synced: 20 Apr 2025

https://github.com/aritrac1/java

All the Basics concepts of Java, OOPs, DSA in Java and some Projects along practice problems(leetcode and other platforms) and other resources.

algorithms competitive-programming data-structures dsa dsa-algorithm dsa-practice exception-handling java java-basics java-projects leetcode leetcode-java maths multithreading oops-in-java patterns practice-programming project

Last synced: 26 Oct 2025

https://github.com/masumkhan081/c-plus-plus-code-notes

This repository contains notes and code snippets related to C++ programming, focusing on various fundamental concepts, the Standard Template Library (STL), and best practices. It serves as a personal reference for learning and consolidating knowledge in C++. Intend to use for personal use and to help reinforce understanding of C++ concepts

cpp data-structures low-level-programming programming-language

Last synced: 19 Mar 2026

https://github.com/faresbakhit/cp

competitive programming ⚔️ resources and notes 🤺

algorithms competitive-programming cpp data-structures problem-solving

Last synced: 22 Mar 2025

https://github.com/hnipun/elements-of-programming-interviews-in-python

collection of solutions to common coding problems

algorithms data-structures

Last synced: 03 Apr 2025

https://github.com/sun-lab-nbb/ataraxis-data-structures

A Python library that provides classes and structures for storing, manipulating, and sharing data between Python processes.

ataraxis data-logging data-manipulation data-structures shared-memory

Last synced: 19 Feb 2026

https://github.com/isaychris/cs311

CSUSM: Data Structures - C++

algorithms cs311 csusm data-structures

Last synced: 10 Jun 2026

https://github.com/pablohenrique/aulaspython-fatec

Repository destined for Fatec's Microinformatics classes - ADS. Realizado com @HenriqueQueirozz

ads data-structures exercises functions learning-python logic-programming pycharm-ide

Last synced: 02 Apr 2026

https://github.com/matheusjohannaraujo/data-manager

DataManager is a PHP library developed to simplify file and directory manipulation, offering an intuitive class for common filesystem operations.

data-structures filestorage filesystem filesystem-library php php-library php7 php8

Last synced: 20 Feb 2026

https://github.com/bl33h/byletter

Categorize words by their starting letter in a dictionary.

algorithms data-structures dictionary logic python text-processing word

Last synced: 09 Oct 2025

https://github.com/dominikjalowiecki/programming-projects

Minor programming projects (from books, tutorials and my own).

algorithms data-structures design-patterns practice-projects programming

Last synced: 02 Mar 2026

https://github.com/opikadash/memory-management-simulator

C++ Memory Management Simulator implementing First-Fit and Best-Fit allocation strategies with support for random stress testing, memory state persistence, CSV export for visualization, and benchmarking via GoogleTest.

best-fit cpp data-structures first-fit googletest makefile operating-systems simulation

Last synced: 28 Jun 2025

https://github.com/sword-jin/go-algorithm

golang 常用数据结构,算法

algorithms btree data-structures heap queue stack tree

Last synced: 09 Oct 2025

https://github.com/eduhantonio/fila-com-prioridade

Fila que permite que elementos sejam adicionados associados com uma prioridade. Cada elemento na fila deve possuir um dado adicional que representa sua prioridade em relação aos anteriores/próximos.

data-structures estrutura-de-dados fila fila-de-prioridade java priority-queue queue

Last synced: 28 Jun 2025

https://github.com/awais-124/stack-expression-converter

Expressions Converter. Third semester project using data structures concept.

cpp data-structures expression-converter-application programming stack

Last synced: 07 Apr 2025

https://github.com/denizkarya1999/dsa_practice_with_x27

Practice Data Structures and Algorithms for better software engineering

algorithms coding-interviews computer-science data-structures self-practice

Last synced: 02 Sep 2025

https://github.com/abdulvahabaa/geeksforgeeks-dsa

This is my Geeks for Geeks test submission reports repository for improving my DSA knowledge and coding skill.

algorithms data-structures dsa-learning-series dsa-practice javascript nodejs

Last synced: 06 Jan 2026

https://github.com/atereshkov/hackerrank

My HackerRank solutions and practice written in Swift

algorithms data-structures hackerrank hackerrank-solutions swift swift5

Last synced: 24 Mar 2025

https://github.com/richardmiruka/alx-interview

This interview repository 📒 is a collection of (practical) questions and answers designed to help someone prepare for programming interviews. The repository is organized into several categories, including Algorithms, programming concepts, and miscellaneous topics through Practical questions and concepts such as Pascal's triangle.

algorithms algorithms-and-data-structures data-structures logic logic-programming programming-languages

Last synced: 26 Feb 2025

https://github.com/kazu728/aoj

Aizu Online Judge

algorithms data-structures

Last synced: 18 Mar 2025

https://github.com/wesleybertipaglia/dsa

This repository contains solutions to problems from various platforms like LeetCode, Codeforces, CodeChef, etc. The solutions are written in Python.

algorithms data-structures dsa

Last synced: 08 Mar 2026

https://github.com/saqibbedar/cpp-algorithms-datastructures

Structured Data Structures & Algorithms (DSA) in C++: topic-wise implementations, labs, assignments, revision notes, and interview practice.

algorithms c-plus-plus coding-interview coding-practice competitive-programming cp cpp data-structures dsa interview-preparation linked-list priority-queue problem-solving queue recursion searching sorting stack stl tree

Last synced: 03 Jun 2026

https://github.com/otuemre/dsa-java

A comprehensive collection of data structures and algorithms implemented in Java, with detailed explanations for each concept. This project was inspired by Bro Code, serving as a hands-on reference for learning and mastering fundamental data structures and algorithms in Java.

algorithms big-o-notation binary-search bro-code data-structures dynamic-array linear-search linked-list priority-queue queue stack

Last synced: 24 Mar 2025

https://github.com/dominikjalowiecki/java-certificate-database

Simple database alike program for storing and managing rows with certificates informations.

data-structures database inno-setup java launch4j

Last synced: 17 Apr 2026

https://github.com/alyqamar/leetcode

"LeetCode" by alyQamar, contains solutions to various problems from Leet Code, a popular platform for practicing and improving coding skills. The solutions are implemented in cpp , JS and are accompanied by detailed explanations and comments. The repository also includes a variety of problem types, such as data structures, algorith

algorithms competitive competitive-programming competitive-programming-contests contest contest-solution contests cpp data-structures java javascript js leetcode leetcode-cpp leetcode-cpp-solutions leetcode-js leetcode-solutions problem-solving problems

Last synced: 18 Apr 2026

https://github.com/humbertocg18/pucrs-alest-i-2.3-2023.24

Trabalhos, Projetos, Exercícios e aulas realizados em Java na cadeira de Algoritimos e estrutura de dados 1, matéria do segundo semestre.

beecrowd beecrowd-solution-in-js beecrowd-solutions-in-java data data-structures datastructures-algorithms hashmap hashtable java-8 leetcode leetcode-javascript leetcode-solutions leetcodepra pucrs sorting-algorithms

Last synced: 29 Mar 2025

https://github.com/reity/are

Library for defining and working with abstract regular expressions that support strings/sequences with elements of any symbol type, with an emphasis on supporting scenarios in which it is necessary to work with regular expressions as abstract mathematical objects.

data-structures python python-library re-to-nfa regular-expressions regular-languages theory-of-computation

Last synced: 13 Sep 2025

https://github.com/nishkarsh25/iit-h-hospital-helpdesk-portal

Description: The IIT-H Hospital Helpdesk Portal is a multipurpose system that includes a directory of doctors and patients, an appointment management system, and a feedback management portal. The portal allows for easy access to important information, including doctor and patient details, appointment availability, and feedback ratings.,

data-structures linkedlists-using-class

Last synced: 15 Jul 2025

https://github.com/chrynan/queue

Stack, Queue, and Deque Data Structures for Kotlin

data-structures deque kotlin kotlin-library kotlin-multiplatform queue stack

Last synced: 29 Jul 2025

https://github.com/harshnag1/pep-dsa-2026

Structured topic-wise implementation of Data Structures and Algorithms in C++ for placement preparation and interview practice (PEP-DSA-2026).

algorithms cpp data-structures dsa interview-preparation placement-preparation problem-solving

Last synced: 30 Apr 2026

https://github.com/rvats20/airline-dashboard

Airline Dashboard is designed to provide real-time insights and analytics for airline operations. This dashboard helps airlines monitor key performance indicators (KPIs), track flights, manage resources, and improve overall efficiency.

cicd dashboard-application dashboard-templates data-structures matplotlib pandas plotly python real-time visualization

Last synced: 30 Apr 2026

https://github.com/ico12319/data-structures-implementations

This repository is a collection of implementations of various data structures.

cpp data-structures data-structures-implementations

Last synced: 27 Jul 2025

https://github.com/priyakdey/algodex

Algodex is a comprehensive collection of Data Structures and Algorithms (DSA) resources, solutions, and notes.

algoexpert algorithms algorithms-and-data-structures data-structures interview-preparation leetcode neetcode workattech

Last synced: 02 Aug 2025

https://github.com/r-pagard/c-algorithm

Write some algorithms with C programming language. I'm trying to write the best way that I can.

algorithms c cprogramming data-structures

Last synced: 30 Mar 2025

https://github.com/grainme/cs50x_2022

Bunch of CS problems

c cs data-structures flask memory python

Last synced: 13 Apr 2026

https://github.com/erseco/ugr_estructuras_datos

Practicas de Estructuras de Datos (ED) del Grado en Ingeniería Informática de la Universidad de Granada (UGR)

data-structures ugr

Last synced: 20 Apr 2026

https://github.com/abrarulhassan-786/phone-book

Hello, This project is a Phone book system Project, I have made using only python and use the concept of Data Structure. It's simple and you can download or copy code easily.

algorithms data-structures programming-language project python

Last synced: 17 Mar 2025

https://github.com/crisnguyendev/problem-solving-practice-java

A Java-focused repository to master algorithms, data structures, and problem-solving techniques. Ideal for coding interview preparation and competitive programming challenges.

algorithms big-o-interview codeforces data-structures grokking-coding-interview java leetcode problem

Last synced: 14 Apr 2025

https://github.com/winter000boy/breast-cancer-prediction-using-ml

Breast Cancer Detection Using Machine Learning is a project that applies machine learning algorithms to identify and classify breast cancer as malignant or benign based on medical data. By analyzing patterns in tumor features, this model supports early diagnosis and enhances decision-making in medical diagnostics.

data-science data-structures deep-learning flask-application machine-learning neural-network python3 web-development

Last synced: 01 May 2026

https://github.com/tufahel/interview-prep-q-a

This repo is to track, save and practice mostly asked questions in technical interview for future use and hand-note for beginners like me.

algorithms back-end css data-structures database front-end html javascript postgresql reactjs redux ror ruby

Last synced: 13 Apr 2026

https://github.com/quytelda/focs

Functional Open C Structures - C Data Structures Library

c data-structures focs functional libfocs

Last synced: 12 Nov 2025

https://github.com/aryanjain28/dsa

"This repository contains my LeetCode practice, DSA understanding, and crucial algorithms, encompassing all of my code."

algorithms data-structures leetcode leetcode-solutions python3

Last synced: 24 Mar 2025

https://github.com/singhjyoti24/leetcodedsa

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

algorithms data-structures java leetcode

Last synced: 02 May 2026

https://github.com/luckykk273/computerscience

Include examples of data structures, sorting algorithms and design patterns.

computer-science data-structures design-patterns sorting-algorithms

Last synced: 14 May 2025

https://github.com/bastidood/option-block

A minimal utility Rust crate for small, fixed-size blocks of optional types.

data-structures embedded no-std rust

Last synced: 09 Jun 2026

https://github.com/imdanielsp/dstructs-swift

A Swift's data structures and algorithms library. The purpose of this repository is to practice the Swift programming language and data structure in general.

algorithms data-structures practice review swift

Last synced: 05 Jun 2026

https://github.com/danishayman/boyer-moore-string-matching

This Java program implements the Boyer-Moore string matching algorithm using the Bad Character Heuristic.

algorithms booyer-moore booyer-moore-harspool data-structures java

Last synced: 20 Jun 2025

https://github.com/blackspade/json-data-mine

Data collections using JSON format for applications.

data-structures json

Last synced: 04 Apr 2025

https://github.com/avanishd-3/data-structures

Implementations of various data structures

cplusplus data-structures zig

Last synced: 04 May 2026

https://github.com/rockharshitmaurya/leetcode-hub

Collection of LeetCode questions to ace the coding interview!

algorithms data-structures java leetcode

Last synced: 14 Jul 2025

https://github.com/sidp919/competitive-programming

Created to improve python + competitive programming skills. This repository will include python programs and notes on Basics of Python, Data Structures and Algorithms with their implementations and explanations.

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

Last synced: 13 Jul 2025

https://github.com/yeyom/school_code

Personal school's code snippets, projects and homeworks, feel free to use them, for the most important snippets: https://gist.github.com/YeyoM

algorithms c cpp csharp data-structures java javascript python school school-assignment school-project schoolwork

Last synced: 07 Apr 2026

https://github.com/kacper0199/agh-navigator-app

The purpose of this project is to create AGH University of Science and Technology navigator app using Dijkstra's algorithm to find the shortest paths between the buildings.

agh-university algorithms data-structures dijkstra-algorithm folium-maps heroku-app navigator python streamlit

Last synced: 06 May 2026

https://github.com/wwwangxc/container

Various data structures implemented using Go.

data-structures go golang

Last synced: 16 Jan 2026

https://github.com/iamkira420/student-management-system

Basic Student Management System thatallows users to perform CRUD (Create, Read, Update, Delete) operations on a list of students.

cli cpp data-structures database oop sql terminal

Last synced: 06 May 2026

https://github.com/joshsizer/my-malloc

Linked-list implementation of the standard C library function “malloc.” Uses a first-fit algorithm with support for coalescing.

algorithm coalescing data-structures first-fit linked-list

Last synced: 28 Jun 2025

https://github.com/evasabeeh/travel-route-planner

Implemented Dijkstra's algorithm to find the most optimal path between the origin and destination.

c cpp data-structures

Last synced: 04 May 2026

https://github.com/simranjeet97/leetcode_practice

Practicing the Leet Code Codes for Competitive Programming

algorithms amazon coding competitive-programming data data-structures facebook google leetcode python

Last synced: 03 Aug 2025

https://github.com/zerefwayne/go-data-structures

Implementation of popular data structures and algorithms in Go

data-structures go golang

Last synced: 27 Jul 2025

https://github.com/idriz4work/cs50

In CS50 from the Harvard University, I acquired a strong foundation in programming and gained the skills to develop my own software. This was showcased in my final project titled "Hustlers Place".

algorithms arrays c data-structures flask html-css-javascript memory python sql

Last synced: 08 May 2026

https://github.com/harshbatra/music_player_using_ll

MUSIC PLAYER SYSTEM USING LINKED LISTS : Academic Project under Data Structures & Algorithms course

algorithms cpp data-structures double-linked-list doubly-linked-list linked-list music-player optimization queue stack

Last synced: 01 Sep 2025

https://github.com/sphere-sh/go-struct-sync

A Go package for comparing struct instances and applying detected changes.

data-structures golang sphere structures sync

Last synced: 10 Jun 2026

https://github.com/md-emon-hasan/data-structures-and-algorithms-dsa-in-python-full-course-by-coding-ninjas-in-english-

A comprehensive Python course on data structures and algorithms from Coding Ninjas, providing detailed explanations and practical examples.

algorithm algorithms-and-data-structures data-structures dsa programming-language pyhton-3 python

Last synced: 09 May 2026

https://github.com/izure1/node-relation

This module helps you manage string, numbers as a group.

backend data-structures front-end javascript linked-list linkedlist math relationship tree tree-structure

Last synced: 09 May 2026

https://github.com/iyashwantsaini/dust

Data Structures | Algorithms | STL | C++

algorithms cpp data-structures

Last synced: 30 Aug 2025

https://github.com/andronovo-bit/hybridcachelibrary

HybridCacheLibrary - A high-performance, thread-safe caching library in C#, combining the strengths of both LRU and LFU cache eviction strategies. Perfect for managing dynamically sized caches with customizable frequency settings.

cache caching csharp data-structures dotnet hybrid-cache lfu lru memory-management performance software-library thread-safe

Last synced: 09 May 2026

https://github.com/rahulkp220/algorithms-datastructure-refresher

A repo dedicated to refresh my algorithms and data structure knowledge.

algorithms data-structures golang julialang python3

Last synced: 09 May 2026

https://github.com/hendrialqori/dsa-javascript

Learn algorithm and data structure in Javascript

algorithm data-structures javascipt

Last synced: 31 Mar 2025

https://github.com/gabrielmpinho/cs50-sql

Solutions and notes from CS50’s Introduction to Databases with SQL. Covers CRUD operations, data modeling, normalization, joins, views, indexes, and connecting SQL with Python and Java. Begins with SQLite for portability and introduces PostgreSQL and MySQL for scalability.

data-analysis data-structures data-visualization database databases javascript python sql

Last synced: 10 May 2026

https://github.com/object88/rope-experiment

Experiment to evaluate different implementations of the rope data structure

data-structures go rope

Last synced: 04 Aug 2025

https://github.com/bzdgn/tower-of-hanoi-demo

Tower Of Hanoi Demonstration WIth Java and Custom Stack Implementation For Pegs

data-structures data-structures-algorithms java recursive recursive-algorithm stack tower-of-hanoi

Last synced: 28 Mar 2025

https://github.com/yjhmelody/as-collections

Collections for assemblyscript

assemblyscript collections data-structures queue

Last synced: 08 Apr 2025

https://github.com/shrilakshmishastry/linkedlist_assignment

Data structure - Set of examples to learn linkedlist .

c data-structures

Last synced: 10 Jun 2026

https://github.com/yigittopm/javascript-data-structures-and-algorithms

Data Structures & Algorithms with Javascript (Michael McMillan)

algrothm book data-structures javascript

Last synced: 11 May 2026