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/muhammad-fiaz/data-structures-and-algorithms-solutions

Explore comprehensive solutions to coding problems from Geeks for Geeks, LeetCode, and HackerRank. This repository focuses on implementing and understanding fundamental data structures and algorithms, organized for easy navigation and quick learning.

algorithm-challenges algorithms-and-data-structures data-structure data-structures data-structures-algorithms data-structures-and-algorithms datastructure datastructures datastructures-algorithms datastructuresandalgorithm dsa dsa-algorithm dsa-learning-series dsa-practice dsa-questions dsa-solutions dsalgo-questions hackerrank leetcode solutions

Last synced: 11 Oct 2025

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/davidyslu/OnlineJudgeZero

Personal Submission of Online Judge Zero (臺灣高中生程式解題系統)

algorithms cpp data-structures

Last synced: 29 Aug 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/paambaati/bumplan

A simple program that finds the seating arrangement for passengers for a given custom airplane seat layout.

algorithm coding-challenge data-structures interview-questions nodejs

Last synced: 19 Jan 2026

https://github.com/thanhdatpb/leetcode

These are the exercises I did on the leetcode website to further improve my knowledge of algorithms, data queries and learn new programming languages.

algorithms data-structures java javascript mysql-database

Last synced: 08 Feb 2026

https://github.com/alexkalderimis/adventofcode

My solutions for the code exercises posted at https://adventofcode.com/

adventofcode algorithm-challenges data-structures

Last synced: 11 May 2026

https://github.com/isaychris/cs311

CSUSM: Data Structures - C++

algorithms cs311 csusm data-structures

Last synced: 10 Jun 2026

https://github.com/forketyfork/coding-problems

Solutions to various coding problems from LeetCode, HackerRank, Daily Coding Problem etc. Each problem is accompanied by unit tests.

algorithms coding-problems data-structures hackerrank java leetcode

Last synced: 26 Feb 2026

https://github.com/r-n/calculatorstring

Calculator that takes math expression string as input like in Python

c calculator data-structures expression-evaluator interpreter linked-list math string-parsing

Last synced: 13 Oct 2025

https://github.com/lucasmcclean/dsa-go

A collection of data structures and algorithms implemented in Go.

algorithms data-structures data-structures-and-algorithms dsa go golang

Last synced: 22 Nov 2025

https://github.com/rstacks/leetcode-write-ups

My solutions to foundational LeetCode problems, complete with explanations and alternative solutions. All solutions are written in Python.

algorithms data-structures data-structures-and-algorithms leetcode leetcode-solutions python3

Last synced: 13 Oct 2025

https://github.com/danielslew/leet_code_problems

Data structures and Algorithms Practice

algorithms data-structures ruby

Last synced: 14 Oct 2025

https://github.com/paxdotdev/graphia

A simple graph data structure

data-structures graph rust

Last synced: 13 May 2025

https://github.com/benjaminsemah/fcc-coding-challenges

This repo is a collection of JavaScript Solutions and Walkthroughs to common coding challenges. The challenges in this repo are taken from the FreeCodeCamp's curriculum.

algorithms data-structures freecodecamp javascript solutions walkthrough

Last synced: 14 Oct 2025

https://github.com/ndsvw/simple-unionfind

A very simple implementation of the UnionFind data structure (Java)

circle-detection data-structures union-find

Last synced: 15 Oct 2025

https://github.com/esteves31/unifesp

Projetos e matérias que realizei durante a graduação na Unifesp - SJC

algorithms compilers computer-science data-structures parallel-computing

Last synced: 14 Mar 2025

https://github.com/mohammed-majid/task-manager

To-do list web app that organizes data using a heap data structure

data-structures graph heap

Last synced: 16 Oct 2025

https://github.com/heap-data-structure/d-ary-heap

:octopus: d-ary heap data structure library for JavaScript

agpl binary-heap computer-science d-ary-heap data-structures heaps javascript worst-case

Last synced: 16 Oct 2025

https://github.com/souravsuvarna/cash-flow-minimizer-web-application

This is Data Structure & Algorithm Based Model Project. Which Minimizes the Cash Flow Between Set of friends using Greedy Algorithm technique . Here we integrated model with by considering 3 persons involving in the transaction.

algorithms-and-data-structures data-structures python3

Last synced: 17 Oct 2025

https://github.com/ivan-magda/ifmo-b-tree

IFMO - Advanced Data Structures

algorithms b-tree collections data-structures swift

Last synced: 01 Nov 2025

https://github.com/notthestallion/data_structures_sentinel_dynamic_link

The purpose of this repository is to provide implementations of three different types of data structures: sentinel-based, dynamic using malloc, and linked using pointers. These data structures can be used in various algorithms and programs for efficient storage, retrieval, and manipulation of data.

data-structures dynamic dynamic-programming link linked-data linked-list sentinel sentinels

Last synced: 18 Oct 2025

https://github.com/bren12/data-structures

Computer programs developed to address the problems generated from the blockade of the Suez Canal and how, using various data structures, we can manage the information to avoid or mitigate this type of problem.

algorithms c-plus-plus data-structures

Last synced: 19 Oct 2025

https://github.com/suba-suresh/advance-js-arrow-function-

Arrow functions allows to write more concise JavaScript functions, by using the => "fat arrow" syntax

arrow-functions data-structures javascript js

Last synced: 17 Jun 2025

https://github.com/elkard/polynomialdatacontainer

C++ project on the 2nd semester of CS at Warsaw University of Technology

cpp11 data-structures parser polynomials template

Last synced: 24 Oct 2025

https://github.com/capellax02/com2067

(DATA STRUCTURES) This repository contains my work and example solutions related to the Data Structures course, taken during the second year of Computer Engineering.

algorithms c-programming computer-science data-structures

Last synced: 22 Mar 2025

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/asarkar/pydata

Python Data Structures: Linked List, and Binary Tree

binary-tree data-structures linked-list python

Last synced: 25 Oct 2025

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

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

data-structures graph-algorithms graph-theory

Last synced: 25 Oct 2025

https://github.com/jungaretti/advent-of-code-2020

Solutions to problems from the merriest coding challenge on the Internet

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/jiko23/family-tree

Model out the Shan family tree so that when given a ‘name’ and a ‘relationship’ as an input, the output are the people that correspond to the relationship. Input needs to be read from a text file, and output should be printed to console. Program should execute and take the location to the test file as parameter.

backend data-structures python-3

Last synced: 26 Oct 2025

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

data structures and algorithms

algorithms data-structures

Last synced: 24 Jan 2026

https://github.com/y2k-shubham/dsa-in-cpp

Implementations of Data-Structures & Algorithm Questions in C++

algorithms cpp data-structures

Last synced: 28 Jan 2026

https://github.com/tawfik-s/old-course-datasturcturewith-cpp

study dataStructure with cpp ==>L classes for structures

academic-task cpp data-structures oop

Last synced: 14 Mar 2025

https://github.com/hengxin/data-structures-algorithms-resources

Resources on Data Structures and Algorithms

algorithms big-list data-structures resources

Last synced: 29 Jan 2026

https://github.com/mreshboboyev/tree-data-structure

Enterprise-ready tree data structure library in C# with multiple implementations (BST, AVL, Red-Black, B-Tree), advanced operations, and comprehensive functionality.

algorithms avl-tree b-tree binary-search-tree csharp data-structures enterprise generic red-black-tree tree

Last synced: 30 Jan 2026

https://github.com/inforkgodara/bubble-sort

A single class implementation of bubble sort

bubble-sort data-structures inforkgodara java

Last synced: 05 Sep 2025

https://github.com/tush-tr/learn-lang-cpp-dsa

Learn C++ with solving a lot of questions and also data structures and algorithms concepts

algorithms-and-data-structures c cpp data-structures

Last synced: 15 Apr 2026

https://github.com/juliolmuller/hash-trading-company-problem

Usage of Hash Table data structure to present an elegant solution to the Trading Company Problem (Problema do Mercado Financeiro).

c data-structures hash-table hashing problema

Last synced: 05 Jun 2026

https://github.com/lross2k/practice-in-c89

Simple implementations made in C to practice different concepts

algorithms c c89 data-structures

Last synced: 01 Feb 2026

https://github.com/ofadiman/grinding-leetcode

Repository contains solutions to leetcode problems.

algorithms data-structures golang leetcode sql typescript

Last synced: 18 Apr 2026

https://github.com/ytfl/hash-table-simulator

Hash Table Simulator is an interactive, front-end educational simulator for learning how hash tables work. It visualizes insertion, searching, and deletion across three collision-resolution strategies. The app shows each probe step in real time, highlights active cells, and logs every action so users can follow the exact execution path.

algorithm-visualizer algorithms collision-resolution computer-science data-structures double-hashing education-tool frontend hash-table hashing interactive-learning linear-probing open-addressing react separate-chaining tailwind-css typescript visualization vite web-app

Last synced: 02 May 2026

https://github.com/youssefashourrr/supermarket-manager

A supermarket management system developed in C++ with Qt5 widgets for the graphical interface, created as our CS213 course project during the first semester of sophomore year.

college-project cplusplus data-structures inventory-management qt5

Last synced: 07 Feb 2026

https://github.com/raveriss/cpp09

C++ Module 09: STL. Ce module contient des exercices pour se familiariser avec la Standard Template Library (STL) en C++98. Les exercices incluent la manipulation de conteneurs standards et l'implémentation d'algorithmes de tri et de notation polonaise inversée.

algorithms bitcoin bitcoin-exchange cpp cpp98 data-structures merge-sort reverse-polish-notation stl

Last synced: 26 Feb 2026

https://github.com/yuriioks/aqa-gcse-computer-science-preparation

25-week comprehensive program designed to equip students with the knowledge and skills required to excel in the AQA GCSE Computer Science exam

algorithms aqa aqa-computing coding-tutorials computer-science computer-science-education data-structures education exam-preparation gcse gcse-computer-science programming python python3 sql yuriodev

Last synced: 09 Feb 2026

https://github.com/1ayanabil1/algorithms

Welcome to the Algorithms repository! 🚀 This repository is dedicated to documenting and sharing my journey through algorithm learning, with a special focus on the Grokking Algorithms book.

codewars codewars-solutions data-structures hackerrank hackerrank-solutions jupyter-notebook leetcode leetcode-python leetcode-solutions machine-learning prob python search-algorithm searching searching-algorithms

Last synced: 09 Feb 2026

https://github.com/peterrauscher/devbranch.co

The source code for my site https://devbranch.co

algorithms blog data-structures devops programming website

Last synced: 10 Feb 2026

https://github.com/samukiszhsd/alteryx-analytics

Você está trabalhando com dados de transações bancárias do Itaú e precisa fazer algumas análises para ajudar o time de auditoria a detectar padrões incomuns e possíveis transações suspeitas.

alteryx data-analysis data-structures data-visualization etl workflow

Last synced: 18 Feb 2026

https://github.com/charmoniumq/algo

Algorithms that I implement for fun

automata data-structures

Last synced: 11 Feb 2026

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

DSA Mastery Journey: A repository tracking my learning curve in Data Structures and Algorithms from Apna College, encompassing comprehensive Java code exercises, problem-solving, and conceptual notes.

data-structures java-8

Last synced: 14 May 2026

https://github.com/viral32111/xml

XML parser crate for my Rust projects.

data-structures rust-crate xml-parser

Last synced: 13 Feb 2026

https://github.com/adhaamehab/db-collection

My implementation for common algorithm and data structures used in modern database systems.

algorithms data-structures database-internals designing-data-intensive-applications

Last synced: 01 Mar 2026

https://github.com/dmdv/go-algo

Data structures in Golang. Leetcode, Hackerrank

algorithms challenges data-structures datastructures hackerrank leetcode

Last synced: 06 Apr 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/almoghindi/boxes-project

Project based on data structures to offer the most appropriate box for a customer using avl tree, inside an avl tree for maximum complexity and memory utilization.

avl-tree binary-search-tree complexity csharp data-structures dotnet oop

Last synced: 06 Apr 2025

https://github.com/felipe-gdr/algorithms

Algorithms, coding challenges and exercises

algorithms data-structures java-8

Last synced: 17 Apr 2026

https://github.com/dj1095/leetcode-mastery

Mastering LeetCode with detailed solutions and complexity analysis 🚀📊💡

algorithms-and-data-structures data-structures java leetcode-solutions python3 spacecomplexity timecomplexity

Last synced: 17 Apr 2026

https://github.com/chinnanj666/data-structures-sorting-python

data structures -sorting algorithms using python.

data-structures python sorting-algorithms-implemented

Last synced: 17 Apr 2026

https://github.com/rrohitramsen/expression-evaluator

Expression Evaluator + Tree Data Structure + Postorder Traversal + Rest API + Spring Boot

data data-structures design-patterns json microservice postorder problem-solving spring-boot swagger-api swagger-docs swagger-ui tree tree-structure

Last synced: 04 Apr 2026

https://github.com/bibhestee/binary_trees

0x1D. C - Binary trees

algorithm binary-trees c data-structures

Last synced: 06 Apr 2025

https://github.com/asccrs/estructura-de-datos

Respositorio utilizado para subr las praticas realizadas en la materia Estructura de datos

algorithms data-structures java

Last synced: 17 Apr 2026

https://github.com/alexmatthes/writeam-text-editor

✍️ writeAM: A terminal-based text editor built from scratch in C as a learning project. Inspired by the Kilo editor, it features syntax highlighting for C, search functionality, and robust raw mode terminal handling.

c cli data-structures kilo-editor student-project systems-programming terminal text-editor

Last synced: 18 Apr 2026

https://github.com/levieyal/c-course-exercises

✔ All the Assignments in the Systems Programming in C course that took place in the first semester of 2021

bash-script c data-structures files input-output library-management linux makefile memory-management

Last synced: 18 Apr 2026

https://github.com/sahilmemon7/data_structures_algorithms

Main data structures and algorithms in Java along with their time and space complexities.

algorithms data-structures java

Last synced: 13 Sep 2025

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

Golang 實現基本資料結構的練習

data-structures golang practice-project

Last synced: 04 Jun 2026

https://github.com/kkufieta/algorithms

This is a collection of material and exercises I worked through on my journey to master data structures and algorithms.

algorithms data-structures python3

Last synced: 18 Apr 2026

https://github.com/abdullah-niaz/sliding-window-popular-interview-problems

The "Sliding-Window-Popular-Interview-Problems" repository is a collection of solutions to common coding problems that utilize the sliding window technique, frequently asked in technical interviews. This repo aims to help developers understand and master this efficient algorithm by providing clear, well-documented solutions to a variety of problems

algorithms data-structures problem-solving sliding-window

Last synced: 18 Apr 2026

https://github.com/maks28atish03kumar04sahu01/java-project-04

Create a UI using JAVA for some particular B. Tech branches and perform the following operations "ADD", "UPDATE", "DELETE", "SEARCH", "FETCH" and connect the JAVA to MySQL using the XAMMP server.

awt-gui data-structures java-8 jdbc-driver localhost mysql-database swing-gui xampp

Last synced: 16 May 2026