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/mkwapisz2000/cpp-priority-queue

This project implements a priority queue using two data structures: Binary Heap (Heap), Linked List (LinkedList)

alghorithms cpp data-structures heap linked-list priority-queue

Last synced: 30 Jun 2025

https://github.com/iampavangandhi/codingpracticals

👨‍💻 Basic Coding Practical Questions of C++, Java, and Python

algorithms competitive-programming cpp data-structures dsa-questions java python

Last synced: 16 Mar 2026

https://github.com/ganeshkadam65/leetcodesolutionscpp

LeetCode has emerged as one of the most popular platforms for honing programming skills and preparing for technical interviews. As a coding enthusiast or a job seeker in the tech industry, having a solid understanding of data structures and algorithms is crucial

algorithms c code coding competitive-programming cpp data-structures leetcode leetcode-cpp leetcode-solutions programming python software-development software-engineering

Last synced: 14 Apr 2026

https://github.com/solarnetwork/nifty-tou

A delightful little data model and set of utilities for working with time-of-use tariff policies.

data-structures es2022 tariffs typescript

Last synced: 26 Mar 2025

https://github.com/kubepay/java-cs-to-enterprise

This repository acts as standalone or upcoming book for educating interested Computer Science students to Data Structures, Algoritms, Design Pattersn on Java 8.

algorithms computer-science data-structures design-patterns enterprise-design-patterns functional-programming java-8 reactive-programming

Last synced: 24 May 2026

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/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/jitesoft/php-datastructures

Misc data structures for php 7.4.2+.

data-structures datastructures hacktoberfest map math php

Last synced: 17 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/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/usmanmehmood55/queue

A queue implementation in C

buffer c data-structures queue

Last synced: 17 Jun 2026

https://github.com/nadidlinchestein/datastructureseasytoadvance

My C++ implementation of Data Structures Easy to Advanced Course by William Fiset.

algorithms algorithms-and-data-structures coursework cpp data-structures programming

Last synced: 18 Jun 2026

https://github.com/scisamir/alx-low_level_programming

For ALX SE low level programming

algorithms c data-structures makefiles

Last synced: 18 Jun 2026

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/belovetech/alx-low_level_programming

A solid foundation in low-level programming using C, the mother of all languages. This codebase includes functional and dynamic programming, data structures (arrays, singly and doubly linked lists, hash tables), memory management, I/O operations, kernel interaction, and more.

algorithms arrays c data-structures linked-list pointers-in-c recursion-algorithm string-manipulation

Last synced: 20 Jun 2026

https://github.com/christophersesugh/alx-higher_level_programming

High level programming during ALX software engineering course

algorithms data-structures pip pycodestyle python python3

Last synced: 20 Jun 2026

https://github.com/faanid/leetcode-solutions

My solutions to LeetCode problems with explanations in TS

algorithm data-structures datastructures-algorithms dsa javascript leetcode-solutions typescript

Last synced: 20 Jun 2026

https://github.com/zhengxs2018/tiny-tree

一个循环解决行转树的问题,快速,轻量,无依赖。

array-to-tree array2tree data-structures tree tree2array

Last synced: 20 Jun 2026

https://github.com/madmmas/java-concurrency-interview-practice

50 structured Java concurrency problems — beginner to expert — with JUnit 5 tests. Interview prep & hands-on learning.

concurrency data-structures interview-prep java java-concurrency junit5 locking maven multithreading thread-safety

Last synced: 21 Jun 2026

https://github.com/muntaha-islam0019/javaplayground

A collection of Java backend practice projects and coding exercises, exploring core OOP concepts, algorithms, data structures, and backend development patterns.

algorithms backend-development coding-practice data-structures intellij-idea java leetcode-solutions oop software-engineering system-design

Last synced: 22 Jun 2026

https://github.com/francesco-s/leetcodes

LeetCode problems solved in Python. Each solution is well-tested and easy to execute (WIP).

competitive-programming data-structures problem-solving

Last synced: 22 Jun 2026

https://github.com/goulartgusta/desafio-arrays

Desafios de estrutura de dados com tratamentos de exceções e testes.

data-structures java junit5

Last synced: 22 Jun 2026

https://github.com/scisamir/binary_trees

0x1D. C - Binary trees

algorithm binary-trees c data-structures

Last synced: 22 Jun 2026

https://github.com/bearlike/practising-dsa

I practise general Programming, Data Structures and Algorithms here.

data-structures practice-programming

Last synced: 22 Jun 2026

https://github.com/waleedali070/learning-dsa

Learning Data-Structures and Algorithm practically.

algorithms data-structures python

Last synced: 22 Jun 2026

https://github.com/piratecoderz/dsa-final-project

University project for (DSA) using Java and MySQL. The Car Rental System features an Admin Panel for managing vehicles, customers, and rentals, Customer Portal for renting cars. DSA concepts like linked lists and queues and utilizes JDBC for database connectivity. A practical application of programming skills and database management.

algorithms data-structures data-structures-algorithms data-structures-and-algorithms dsa eclipse final final-project java java-8 mysql mysql-database mysql-workbench

Last synced: 22 Jun 2026

https://github.com/gdiasag/graph-repr

Algorithms and Data Structures related to the representation and manipulation of graphs

data-structures graph-algorithms graph-theory

Last synced: 22 Jun 2026

https://github.com/mwangi-derrick/go-trees

Exploring tree-based data structures in Go: Foundations for databases, storage, and distributed systems.

data-structures distributed-systems golang merkle-tree systems-programming

Last synced: 23 Jun 2026

https://github.com/zeionara/algorythms_and_data_structures

Labs for 'algorythms and data structures' discipline

algorythm data-structures

Last synced: 23 Jun 2026

https://github.com/gulsum135/circular-doubly-linked-list

C konsol uygulaması: Rastgele indekslerle çift yönlü dairesel bağlı listede işlemler.

c-programming-language circular-list console-application data-structures linked-list

Last synced: 23 Jun 2026

https://github.com/kurayami07734/dsa-cpp

Data Structures and Algorithms in C++

algorithms cpp data-structures

Last synced: 23 Jun 2026

https://github.com/rikcav/dsa

A collection of Data Structures and Algorithms implemented in Python.

algorithms bigonotation data-structures dsa python

Last synced: 23 Jun 2026

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

data structure learning

c-plus-plus data-structures learning

Last synced: 24 Jun 2026

https://github.com/bmancini55/algorithms

Data structures and algorithms playground

algorithms data-structures

Last synced: 25 Jun 2026

https://github.com/vevdokimovm/codesignal-solutions

Python solutions to CodeSignal Data Structures track — linked lists, stacks, queues, sorting and binary search

algorithms data-structures linked-list python queue stack

Last synced: 27 Jun 2026

https://github.com/balta2ar/scratchpad

Experiments with algorithms/data structures, leetcode solutions

algorithms data-structures leetcode leetcode-python leetcode-solutions

Last synced: 28 Jun 2026

https://github.com/fgazzelloni/20240930-dwpwr

Data Wrangling Practice with R - 30 September Tutorial for R-Ladies Rome

data data-science data-structures data-wrangling

Last synced: 28 Jun 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: 29 Jun 2026

https://github.com/sur16-cse/internity-internship-dsa-2021

This internship is for Design and Analysis of Algorithm. It is 45 days internship cover important concepts of data structure and algorithm . It also cover advanced topic for placement.

algorithm cpp data-structures

Last synced: 29 Jun 2026

https://github.com/jacobwi/cs260_data_structures

Collection of pure C++ data structures and algorithms implementations in a real-world project.

algorithms cplusplus data-structures

Last synced: 29 Jun 2026

https://github.com/essammohamed1/ds_course_fcis_students_2024

Course material , slides , code and exercises

cpp data-structures

Last synced: 29 Jun 2026

https://github.com/pitercoding/curso-python-curso-em-video

(PT): Curso introdutório de Python com foco em lógica de programação, prática e aprendizado progressivo. (EN): Introductory Python course focused on programming logic, hands-on practice, and progressive learning.

curso-gratuito data-structures error-handling estrutura-de-dados exercicios-praticos free-course funcoes functions logic logica-de-programacao mundo1 mundo2 mundo3 pratical-exercises programacao programming python tratamento-de-erros

Last synced: 03 May 2026

https://github.com/nathadriele/diabetes-clinical-etl-pipeline

Este projeto de Engenharia de Dados em Saúde Pública implementa um pipeline completo para coletar, tratar, padronizar, validar, integrar e visualizar dados públicos do SUS relacionados ao Diabetes Mellitus no Brasil, filtrando pelos códigos CID-10 E10 a E14.

cid data-analysis data-extraction data-pipeline data-science data-structures data-visualization datasus diabetes-detection diabetes-prediction epidemiology-analysis etl-pipeline healthcare-analytics ibge logger pytest sih streamlit sus

Last synced: 09 Jun 2026

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

Implementation of Data structures and Algorithms in Rust, Zig, Go and Typescript

algorithms data-structures golang leetcode-solutions rust typescript zig

Last synced: 04 May 2026

https://github.com/bohdan-konovalov/algo-challenges

💡 Real-world algorithm challenges inspired by actual interviews. Practice, debug, and grow your skills — one challenge at a time.

algorithms coding-challenges data-structures interview-prep jest problem-solving react-native technical-interviews typescript

Last synced: 04 May 2026

https://github.com/d12ksh/user-login-database-system

Building trust starts with security! 🚀 Check out this Login Database System, where user authentication meets best practices. With encrypted data, basic design, this is one of them"

data-structures database python3 sql user-authentication

Last synced: 04 May 2026

https://github.com/julioaranajr/07_databases.md

Hands on Labs [MySQL + Docker] -> Movie Management Project

containers data-structures database docker mysql

Last synced: 04 May 2026

https://github.com/saibarathr/comments-system

Multi-level comments handling using react component with tailwind css and tree data structure

data-structures reactjs tailwindcss

Last synced: 04 May 2026

https://github.com/mahiethan/detect-optimise-passes-for-data-structs

This project focuses on creating compiler passes in LLVM, that are able to detect and optimise specific data structures, such as Array-of-Structures (AoS) and Structure-of-Arrays (SoA). This is the source code for my CS351 Third Year Project module, where I have achieved a first class mark of 72%.

c compiler-passes cpp data-structures detection llvm llvm-ir llvm-pass optimisations

Last synced: 04 May 2026

https://github.com/jfrimmel/talks-and-sources

This repository contains a list of talks and papers, that I find insightful and worth sharing

c concurrency conference conference-talk cplusplus cpp data-oriented data-structures list optimization papers rust security simd software-arch software-design talk talks video videos

Last synced: 05 May 2026

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: 09 Jun 2026

https://github.com/luisfvillalon/front-end-pokemon-photo-tag

A front-end for a 'Where's Waldo?' type game with Pokemon. Created with CSS, React.js, and API calls.

api css data-structures fetch html javascript photo-tagging reactjs routes

Last synced: 06 May 2026

https://github.com/xonorhc/water-distribution-data-management

Modelo de dados geoespaciais para sistemas de distribuicao de agua.

data-structures postgis postgresql

Last synced: 06 May 2026

https://github.com/mhdb96/buscompanyxd

🚍 A C# app to manage a bus company using LinkedList as the base data structure and text files for data storing

algorithms csharp data-structures database files linkedlist material-design

Last synced: 06 May 2026

https://github.com/levnagornov/data-structures-and-algorithms-practice

This repository is created for personal practice of various data structures and algorithms.

algorithms data-structures java junit5

Last synced: 10 Jun 2026

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

Data Structures implemented in C.

c data-structures hash-table linked-list queue stack trie xxhash

Last synced: 10 Jun 2026

https://github.com/easonsyc/hash-table

My implementation of .NET IDictionary in C#.

c-sharp data-structures dotnet study

Last synced: 07 May 2026

https://github.com/mohindar99/js_datastructures_algorithums

It consists of data structures and algorithums codes in javascript

algorithms-and-data-structures data-structures javascript

Last synced: 10 Jun 2026

https://github.com/jitendra3109/algohack

An Android app which is contain online and offline data of popular algorithm and Data structure.

algo android-application data-structures

Last synced: 07 May 2026

https://github.com/drewcook/js-dsa

Code from the Udemy course JavaScript Algorithms and Data Structures Masterclass by Colt Steele.

algorithms data-structures data-structures-and-algorithms javascript typescript

Last synced: 07 May 2026

https://github.com/uchamod/employee_mangement_system

This is basic back-end for employee management sysyem created by using java spring boot framework

anotation data-structures database dependencies functions java oop spring-boot

Last synced: 07 May 2026

https://github.com/themusharraf/fastapibooks

A REST API built with Python and FastAPI, integrating with PostgreSQL for CRUD operations (Create, Read, Update, Delete) on books.

api architecture data-structures database fastapi render server sqlalchemy

Last synced: 07 May 2026

https://github.com/armcburney/practice

:pencil2: Practice problems implemented in C++, Python, Scala, and Ruby

algorithms data-structures python scala

Last synced: 08 May 2026

https://github.com/hitensharma18/pathfindingvisualizer

A React-based pathfinding visualizer that demonstrates Dijkstra’s algorithm on an interactive grid using JSX, HTML, CSS, and JavaScript.

algorithm-visualizer css data-structures dijkstra educational frontend grid html interactive javascript jsx pathfinding react visualization web-app

Last synced: 08 May 2026

https://github.com/aditeyabaral/dml-assignment-ue18cs205

A repository containing the source code for the Graph Network Assignment given as a part of the Discrete Mathematics and Logic course (UE18CS205) at PES University. The objective of the assignment was to profile a graph and verify certain properties.

c data-structures discrete-math discrete-mathematics graph graph-algorithms graphs-theory logic-programming

Last synced: 10 Jun 2026

https://github.com/evandrolg/data_structures_in_ruby

A collection of data structures written in Ruby

algorithms data-structures ruby

Last synced: 10 Jun 2026

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

Here is the Data Structure With Java

data-structures java problem-solving

Last synced: 10 Jun 2026

https://github.com/mahmudmardini/stack

Data Structures course 2019 (3rd semester)

data-structures stack

Last synced: 08 May 2026

https://github.com/avidlearnerinprogress/algorithmsonstrings-ucsd

Coursework solutions to UCSD DSA Specialization

algorithms cpp11 data-structures python3

Last synced: 08 May 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: 10 Jun 2026

https://github.com/ashirvad47/l.c.d

A collection of LeetCode questions solved by me.

algorithms data-structures database java mysql

Last synced: 02 Jan 2026

https://github.com/mrktsm/calculator

JavaFX-based Calculator App for CS216

css data-structures java javafx object-oriented-programming stack

Last synced: 09 May 2026

https://github.com/williamfzc/planter

compile dict (json/yaml/toml/everything) to tree

data-structures dictionary json python tree tree-structure yaml

Last synced: 10 May 2026

https://github.com/ovuiproduction/unix-file-system-simulation

This project simulates a Unix-like file system using an N-ary tree data structure, enabling efficient file and directory management. It supports essential operations like creation, deletion, traversal, and renaming while providing a command-line interface that mimics Unix shell commands for an intuitive user experience.

command-line-interface data-structures directory-management file-management file-system filesystem-simulation n-ary-tree shell-commands tree-structure unix-shell

Last synced: 10 May 2026

https://github.com/burakyilmaz321/data-structures

Data structure implementations

data-structures playground

Last synced: 11 May 2026

https://github.com/abhinav9444/hackerrank

This repository serves as a personal collection and showcase of my coding skills, problem-solving techniques, and progression through various coding challenges on HackerRank. It is also intended to help others learn and understand different approaches to solving programming problems in various languages.

algorithms algorithms-and-data-structures c data-structures hackerrank hackerrank-solutions programming python python3 ruby

Last synced: 11 May 2026

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

Implementation of data structures and algorithms in different programming languages.

data-structures python python3 queue stack

Last synced: 11 May 2026

https://github.com/a920604a/leetcode

leetcode to record

algorithms data-structures

Last synced: 12 May 2026