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/isaacmaffeis/pac-2023

PAC 2023/24 Algorithm design and computability - University course

algorithms data-structures java

Last synced: 07 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/hamidhosen42/stl-standard-template-library

STL-Standard-Template-Library. All STL Code with problem solving

algorithm c-plus-plus data-structures leetcode online-judge problem-solving stl

Last synced: 15 Mar 2026

https://github.com/nachiket-072005/data_structure-algorithm

In this repo, I am uploading Data-Structure-and-Algorithm in Java with Step by step chapter code basics to advanced topics like DP, Graph and so on.

c data-structures java

Last synced: 26 Apr 2026

https://github.com/aakash3279/my-leetcode-problems

This is a repository where coding solutions are provided which i solved in leetcode

algorithm data-structures java javascript leetcode-java leetcode-solutions sql

Last synced: 26 Apr 2026

https://github.com/ranimeshehata/shortest-paths-algorithms

A program implementing the three shortest paths algorithms for directed weighted graphs which are Dijkstra, Bellman-Ford and Floyd-Warshall.

algorithms bellman-ford-algorithm data-structures dijkstra-algorithm floyd-warshall-algorithm graphs java junit-test shortest-path-algorithm

Last synced: 25 Oct 2025

https://github.com/htrmc/zig-concurrent-queue

Lock-free multi-producer multi-consumer concurrent queue for Zig. Block-based, zero-lock design.

concurrent-queue data-structures lock-free mpmc multi-producer-multi-consumer zig

Last synced: 27 Apr 2026

https://github.com/fayllan111/projeto_jogo_xadrez

Implementação de um jogo de xadrez em Java, abordando conceitos de POO, herança, coleções e desenvolvimento em camadas.

chess-game colections data-structures developer-portfolio hierarchy java oop oops-in-java polimorphism project-patterns

Last synced: 07 Jun 2026

https://github.com/luigisalcedo/queue-on-linkedlist

Queues and Priority Queues based with LinkedLists structures on Java.

colas colas-prioridad data-structures estructuras-de-datos linked-list listas-enlazadas priority-queue queue

Last synced: 27 Apr 2026

https://github.com/abdellahbellakrim/gnl42

C project that reads a line from a file descriptor

algorithms c data-structures header-files makefile static-variables

Last synced: 07 Jun 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/likweitan/stutter

Write a method stutter that accepts a queue of integers as a parameter and replaces every element of the queue with two copies of that element for example [1, 2, 3] becomes [1, 1, 1, 2, 2, 2, 3, 3, 3].

data-structures

Last synced: 12 Oct 2025

https://github.com/giri7a/java-fintech-transaction-processor

Java Fintech Transaction Analyzer: A program for processing fintech transaction logs. Analyzes statuses, identifies peak times, and lists failures. Includes a test class for functionality demonstration. Efficiently monitors and gains insights into transaction dynamics.

algorithmic-logic data-representation data-structures date-and-time-handling documentation exception-handling java oops string-formatting testing

Last synced: 27 Apr 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/handsomestwei/ds-algo

数据结构和算法实现

algorithms data-structures java

Last synced: 27 Apr 2026

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/hibatillah/learn-java

Java Programming Documentation of Information Systems, Politeknik Caltex Riau

college data-structures documentation java oop

Last synced: 27 Apr 2026

https://github.com/ancs21/cs

My journey to Master of Science in Computer Science (C/C++, Python, Javascript)

alogrithms c computer-science data-structures python

Last synced: 28 Apr 2026

https://github.com/maddhruv/dsa

Theory and Implementation of various Data Structures and Algorithms

algorithms data-structures data-structures-algorithms searching-algorithms sorting-algorithms

Last synced: 18 Jun 2026

https://github.com/mituskillologies/pcp-python-dec22

Python Training Session at Pimpri Chinchwad Polytechnic, Pune

class data-structures decision-making functions looping objects programming python python3

Last synced: 08 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/sangeetm/ucsd-shortest-routes

This is the source code for the project that I completed in 3rd course of "Object Oriented Java Programming: Data Structures and Beyond" by UCSD and Coursera.

data-structures java-8 searching-algorithms

Last synced: 28 Apr 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/ashref-dev/my-leetcode-solutions

Solutions to every Leetcode problem I do and upload

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

Last synced: 28 Apr 2026

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/scisamir/alx-low_level_programming

For ALX SE low level programming

algorithms c data-structures makefiles

Last synced: 18 Jun 2026

https://github.com/vtheonly/150_leetcode_problems

LeetCode: 150 total problems, with 50 easy, 75 medium, and 25 hard.

algorithms coding cpp data-structures java javascript leetcode problem-solving python

Last synced: 28 Apr 2026

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

This project is dedicated to implementing a variety of fundamental data structures and algorithms in C++ for educational purposes. The goal is to enhance my understanding of core computer science concepts through hands-on coding and problem-solving.

algorithms data-structures list queue stack vector

Last synced: 08 Jun 2026

https://github.com/ososuna/coding-interview

Coding afternoons for cracking the coding interview

algorithms coding-interviews cpp data-structures

Last synced: 29 Apr 2026

https://github.com/howz1t/ptypes

This package provides useful data types for use in PHP.

badges composer computer-science data data-structures data-types packagist php types

Last synced: 29 Apr 2026

https://github.com/rajesh2723/cricket-score-sheet

This project uses involves the predicting the score from cricket based on previous scores

c data-structures pointers

Last synced: 08 Jun 2026

https://github.com/nishit-shivdasani/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: 29 Apr 2026

https://github.com/tenal/canine-calculator

A quiz application that generates your ideal dog breed! Breeds are chosen based on your current lifestyle and desired canine traits. All breed information is located in a data structure built by Tenal in 'sciript.js'. This was my first jQuery project, refactored to vanilla JS a couple months later.

data-structures html5 javascript sass sass-mixins vanilla-javascript

Last synced: 29 Apr 2026

https://github.com/cvinicius987/data-structure-algorithms-golang

Data Structures and Algorithms with examples using Golang

algorithms data-structures golang

Last synced: 08 Jun 2026

https://github.com/mupinnn/dsa

Repo for learning data structures and algorithms, also to understand more about the programming language which I often use or that I'm currently learning.

algorithms data-structures

Last synced: 24 Oct 2025

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/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/barannmeisterr/exceldataanalyzeravltree

Student Data Query is a Java project designed to manage and query student data using an AVL tree data structure.

apache-poi avl-tree balanced-search-trees data-structures excel file-processing java node searchquery strings xlsx

Last synced: 29 Apr 2026

https://github.com/rileysuomi/datastructures-and-algos

Collection of data structure implementations, algorithms, and leet-code solutions

algorithms cpp data-structures leetcode python

Last synced: 29 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/50-course/alx-higher_level_programming

:computer: This repository contains exercise files, assignments and submissions :nerd_face:, for the ALX/Holberton School SE program.

50-course alx alx-curriculum bash c data-structures holbertonschool python scripting test-driven-development

Last synced: 29 Apr 2026

https://github.com/chinmaybhalodia/walmart-virtual-internship

All the tasks submitted during the Advanced Software Engineering Virtual Training Program offered by Walmart Global Tech on Forage platform.

data-munging data-structures java python relational-database-design software-architecture software-engineering sql

Last synced: 29 Apr 2026

https://github.com/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/sandipgyawali/dsa

Implementations of Data Structures and Algorithm

algorithms data-structures java

Last synced: 29 Apr 2026

https://github.com/imtheprince7/javaprac

In this repository, I have uploaded practice files of of Java-8 and advance portion of Java.

data-structures java java-8 multithreading

Last synced: 29 Apr 2026

https://github.com/asifhaider/data-structures-algorithm_2-1

My solutions to the weekly assignment problems from Data Structure and Algorithms (Part 1) Sessional Course in Level 2 Term 1

algorithms cpp data-structures java

Last synced: 29 Apr 2026

https://github.com/ritik-gupta/dsa-450

Solutions of 450 DSA questions by Love Babbar

c cpp data-structures dsa dsa-algorithm

Last synced: 29 Apr 2026

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

This repository contains implementations of fundamental data structures in Java.

data-structures

Last synced: 18 Jun 2026

https://github.com/dragunwf/learninglab

📚 A personal repository where I document and store all my code, exercises, and projects while learning new technologies, frameworks, and programming concepts. This serves as my digital sandbox for experimentation, skill-building, and continuous learning.

abap ai algorithms data-structures design-patterns django express nextjs react react-native sap

Last synced: 29 Apr 2026

https://github.com/kalwar/basic_ds

a very basic data structures using js/reactjs

data-structures palindrome-checker queue reactjs sorting-algorithms stack

Last synced: 29 Apr 2026

https://github.com/wizarsi/algorithms-data-structures

Задачи решенные в рамках дисциплины алгоритмы и структуры данных

algorithms cplusplus data-structures

Last synced: 30 Apr 2026

https://github.com/radhirasho/bst-algos

Just me messing around with a bunch of different algorithms, was going to originally be just Binary Search Tree related Algorithms, but, as you can clearly see, it's expanded just a tiny bit past that

algorithm binary-search-tree binary-trees data-structures

Last synced: 18 Jun 2026

https://github.com/ferstormblessed/datastructures-algorithms

Basic data structures and algorithms with c++

algorithms-and-data-structures cpp data-structures

Last synced: 01 Jun 2026

https://github.com/sebi2020/data_structs

A nodejs general purpose module for standard data structs like fifo, queues, linked-lists

data-structures fifo heap lifo nodejs priority-queues stack

Last synced: 30 Apr 2026

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

Just implement programs along with certain algorithms and data structures

algorithms clang cpp data-structures

Last synced: 30 Apr 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/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/pallabpain/data-structures-and-algorithms

All the data structures and algorithms code files that I have practised.

algorithms data-structures python ruby

Last synced: 30 Apr 2026

https://github.com/peter-lyons-kehl/produce

Productivity data Structures, Algorithms and :children_crossing: examples in :coffee: Java 8

algorithm algorithms algorithms-and-data-structures algorithms-datastructures data-structures datastructures java java-8

Last synced: 01 Jun 2026

https://github.com/vivek-suthar/dsa

Covering All Data-Structures And Algorithms, Its Implementation, various problems Based on particular Data-Structure

algorithms-and-data-structures c cpp data-structures dsa-algorithm problem-solving

Last synced: 30 Apr 2026

https://github.com/celineboutinon/laplace-immo

ENSAE-ENSAI Formation Continue (Cepe)/OpenClassrooms Data Analyst 2022-2023 - Projet 3

data-analysis data-analytics data-structures database-design database-schema databases mysql-connector-python mysql-workbench python sql

Last synced: 30 Apr 2026

https://github.com/gemaquejr/ting-trybe-is-not-google

Projeto com o objetivo de manipular pilhas, listas e filas. Este projeto foi criado para avaliação final na seção 05 do módulo de ciência da computação do Curso de Desenvolvimento Web na Trybe.

data-structures list python queue stack

Last synced: 30 Apr 2026

https://github.com/roluochke/games-programs

From simple to complex games and programs

algorithms data-structures game programming python

Last synced: 19 Oct 2025

https://github.com/douglasdotv/cs50x

A repository for CS50 problem sets, labs and final project.

ai c cs50 cs50x cybersecurity data-structures python sql web-development

Last synced: 30 Apr 2026

https://github.com/asifhaider/data-structures-algorithm_2-2

My solutions to the weekly assignment problems from Data Structure and Algorithms (Part 2) Sessional Course in Level 2 Term 2

algorithms cpp data-structures graph heap java tree

Last synced: 30 Apr 2026

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

A collection of my LeetCode solutions in Python and JavaScript, categorized by difficulty (Easy, Medium, Hard). Focused on clean code, efficient solutions, and improving problem-solving skills.

algorithms data-structures javascript leetcode problem-solving python

Last synced: 30 Apr 2026

https://github.com/iampavangandhi/splitwisecashflow

💵 Splitwise Cashflow Web App (using Heaps)

data-structures heap heaps javascript vanilla-javascript

Last synced: 18 Oct 2025

https://github.com/gitchaell/computer-scrapping

Tool that extracts data from the pages of companies that sell computers in the city of Trujillo - Peru, exports them in an XLSX file according to a relational data model, and displays them on a Power BI dashboard.

data-analysis data-structures data-visualization database dbdiagram export-excel powerbi scrapper-script scrapping xlsx

Last synced: 01 May 2026

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

A header-only C++ library containing implementations of various data structures.

cmake cpp data-structures github-actions gtest

Last synced: 01 May 2026

https://github.com/gabrafo/algoritmos-ed

Estudos em algoritmos e estruturas de dados.

algorithms algoritmos cpp data-structures estruturas-de-dados

Last synced: 18 Oct 2025

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

Java implementation of data structures

data-structures java

Last synced: 19 Jun 2026

https://github.com/gozeloglu/hubbmnet

Fall 2018-2019

c data-structures queue stack

Last synced: 19 Jun 2026

https://github.com/maia14/task-scheduler

C project developed in Linux environment A tasks scheduler from scratch by implementing various data structures, such as: linked list, queue, etc.

c data-structures task-manager

Last synced: 19 Jun 2026

https://github.com/abdo-essam/red-black-tree

Red Black Tree - Data Structure

data-structures pointers redblack-tree

Last synced: 18 Oct 2025

https://github.com/mezdelex/rustexamples

All kind of different exercises in Rust.

borrowing concurrency data-structures mutability rust

Last synced: 01 Jun 2026