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/cihat-kose/data-structures-and-algorithms

A collection of exercises and examples for mastering Data Structures and Algorithms, including sorting techniques and tree structures.

algorithms data-structures practice sorting tree-structures

Last synced: 09 Mar 2026

https://github.com/chihebabiza/my-cpp-queue-array

A simple, template-based queue class in C++ built on top of a custom dynamic array (`clsDynamicArray`). This implementation supports core queue operations such as `push`, `pop`, `front`, and `back`, along with extended utilities like reversing the queue and inserting at custom positions.

cpp cpp-library data-structures oop programming-advices queue

Last synced: 10 Mar 2026

https://github.com/wwwangxc/container

Various data structures implemented using Go.

data-structures go golang

Last synced: 16 Jan 2026

https://github.com/pedrofnseca/bd-vendas

🐬 Banco de dados para vendas

cloud data-structures database mysql sql

Last synced: 18 May 2026

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/floressek/hanoi_tower

Some coding for Data Structures and Algorythms

data-structures hanoi-towers

Last synced: 05 Apr 2025

https://github.com/usamahussaindev/data_structures

Implemented && Learn how to use and work with these fundamental data structures in C#

csharp data-structure-types data-structures practice-programming practice-project programming-language

Last synced: 28 Jul 2025

https://github.com/snandasena/cf-contests

Competitive programming challenges and their solutions for Codefocers, Hackerrank, and Leetcode.

algorithms bst cpp data-structures dp graph greedy-algorithms math

Last synced: 05 Oct 2025

https://github.com/ikauematos/data-structurec

Hello devs okay with you guys? this repository aims to show a little about the sorting methods using C to apply the ordering methods

c data-structures language

Last synced: 27 Feb 2025

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/blackspade/json-data-mine

Data collections using JSON format for applications.

data-structures json

Last synced: 04 Apr 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/uchamod/posting-social-media-app-flutter

A feature-rich social media app developed using Flutter and Firebase. The app includes user authentication, real-time messaging, content sharing, and customizable profiles. It demonstrates the seamless integration of Flutter's UI capabilities with Firebase's backend services, providing a dynamic and interactive user experience.

algorithms authentication data-structures firebase flutter mobile-development provider-state-management

Last synced: 10 Mar 2026

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/lucidfrontier45/fpq

Priority Queue with scoring Function

data-structures queue rust

Last synced: 16 Mar 2025

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

This repository contains implementations of various fundamental data structures written in Java. Each implementation is designed from scratch, avoiding the use of Java's built-in data structure libraries, to reinforce a deeper understanding of how they work internally.

algorithms data-structures java

Last synced: 05 Apr 2025

https://github.com/mohamedayassin/dictionary-using-data-structures

Terminal based dictionary application using data structures in C++

data-structures dictionary linked-list linkedlists-using-class

Last synced: 24 Mar 2025

https://github.com/peyman-borhani/gdb

Generative Data Build - define structured data template, convert data into raw or re-build it from raw into intended/original structure.

data-structures javascript method object-storage template

Last synced: 31 Aug 2025

https://github.com/taharachedi/custom_queuearr_library-cpp

Not a standard queue—it's a unique implementation using my custom Dynamic Array class, modified for learning purposes while retaining core functionality.

data-structures queue

Last synced: 28 Jul 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/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/jitendra3109/datastructure-algorithms

Contents code implemented in java.

algorithms data-structures hackerearth java

Last synced: 23 Mar 2025

https://github.com/codomatech/clodss

On-Disk data-structures store with redis-like API.

data-structures embedded-database

Last synced: 24 Mar 2025

https://github.com/sdk-meb/ft_containers.42

Project aims to re-implement an STL C++ containers such as vector, map, stack, and potentially set while adhering to the C++98 standard. The goal is to ensure a deep understanding of these containers and to develop custom implementations that comply with C++98 features and restrictions.

1337school 42born2code containers cpp cpp98 data-structures data-types makefile redblack-tree

Last synced: 05 Jan 2026

https://github.com/the-c0d3r/data-structures-c

Data structures implemented from scratch in c

c data-structures

Last synced: 20 May 2026

https://github.com/nirmalsaiswaroopj/dsexplore

This project provides Python implementations of fundamental data structures, including Stacks, Queues, Linked Lists, and Trees (Binary Search and AVL). It features a user-friendly menu-driven interface for easy interaction. Explore basic operations like insertion and deletion in each structure. Clone the repository to get started!

arrays-and-strings data-structures linked-list queue stacks tree-structure

Last synced: 29 May 2026

https://github.com/abhiroop/pearls

Pearls of Functional Algorithmic Design

algorithm data-structures haskell

Last synced: 18 Mar 2025

https://github.com/antdeivid/sparsematrix

Projeto da cadeira de Estrutura de Dados: Implementação de uma matriz esparsa baseada em listas circularmente encadeadas.

circular-linked-list cpp data-structures sparse-matrix

Last synced: 16 Mar 2025

https://github.com/ruban2205/data-structures-and-algorithms-python

This repository contains Data structures programs programmed using Python language. It contains 11 topics from Stack to Binary Search Tree.

data-structures data-structures-and-algorithms interview-practice python python-data-structures

Last synced: 15 Mar 2025

https://github.com/aditeyabaral/hashmap-lemmatizer

A simple lemmatizer made as a part of the Data Structures (UE18CS202) course at PES University. We used the concepts of graph networks combined with a HashMap to create the database of words along with their lemma.

c data-structures graph hashing lemmatization linked-list natural-language-processing

Last synced: 28 Jun 2025

https://github.com/mayankm96/eso207a_iitk

Programming Assignment Solutions for the course ESO207A: Data Structures and Algorithms

data-structures iitkanpur

Last synced: 11 Apr 2026

https://github.com/muhammed-rizin/data-structures

This repository focuses on implementing various data structures and algorithms using JavaScript. It covers a wide range of topics including, Linked List, Array, Binary Search, Linear Search, Recurtion , Sorting algorithms, Stack, Queue, Hash Table , Tree, Binary Search Tree, Heap, Graph and Trie

array binary-search-tree data-structures hashtable heap javascript linked-list queue recursion sorting-algorithms stack string tree trie

Last synced: 07 Sep 2025

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/pzaino/gods

GoDS is just a Go Lang library of Datastructures I created for my own projects and to practice some generic programming in go

algorithms buffer circular-buffer data-structures doubly-linked-list go golang linked-list priority-queue queues stack

Last synced: 27 Jul 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/abdur75648/anagram-generator

A Java program that prints out all valid anagrams of an input string present in the a vocabulary

algorithms anagrams assignment avl-tree binary-search-tree binary-tree col106 collision data-structures dsa hashing hashing-algorithm hashmap hashtable iitd

Last synced: 31 Mar 2025

https://github.com/emmt/databags.jl

Data bags combine the flexibility of dictionaries to store data and the `obj.key` syntax to mimic dynamic structures.

data-structures julia

Last synced: 23 Mar 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/bryanbill/algo

Algo is a series of several algorithms written in pure dart

algorithms data-structures

Last synced: 16 Aug 2025

https://github.com/imjul1an/algorithms-and-data-structures

Learn algorithms and data structures in JS

alogrithms data-structures javascript

Last synced: 15 Mar 2025

https://github.com/calcit-lang/ternary-tree.ts

TypeScript version of calcit-lang/ternary-tree

data-structures typescript

Last synced: 24 Jul 2025

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/kawser2133/problem-solving-practice

The solutions are implemented in the C# programming language and aim to showcase my problem-solving skills and coding practices.

algorithms algorithms-and-data-structures csharp data-structures problem-solving

Last synced: 03 Mar 2025

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

another java collection library

collection data-structures java

Last synced: 12 Jan 2026

https://github.com/i-umairkhan/big-integers

A big integer calculator for solving calculaitons of big numbers

biginteger cpp data-structures

Last synced: 28 May 2026

https://github.com/shravan20/data-structures-and-algorithm

Repo contains the development explanation and code for Data Structure and Algorithm

algorithm algorithms data-structures

Last synced: 04 Apr 2025

https://github.com/jasperdevir/std_dds

A single file C Library that implements of a range of basic dynamic data structures.

arraylist data-structures linkedlist

Last synced: 27 Jul 2025

https://github.com/fawaz-ahmed/js-infinite-median

Calculate median of a stream of numbers using heap sort (with nlogn comlpexity)

crypto data-structures data-visualization graphs infinite math median median-heap numbers pricing streaming-data

Last synced: 15 Aug 2025

https://github.com/madhvi-n/python-dsa

Data Structures and Algorithms in Python. Solutions to practice problems on GFG.

algorithms data-structures problem-solving python3

Last synced: 08 Apr 2025

https://github.com/ernitingarg/very-large-file-processing-python

Python solution which uses min-heap data structure and thread parallalism to process very large file

data-structures large-files min-heap multiprocessing python3 space-complexity threading time-complexity unit-testing

Last synced: 16 May 2025

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/glintonliao/berkeley-cs-61b

CS 61B: Data Structures

algorithms data-structures java

Last synced: 18 Mar 2025

https://github.com/devhindo/williamfiset

Empowering WilliamFiset tutorials by summarizing videos, providing follow-up problems and adding additional resources for each video

algorithms computer-science data-structures mathematics

Last synced: 09 Jan 2026

https://github.com/saka7/algorithms

Algorithms and data structures in TypeScript

algorithms cumputer-science data-structures typescript

Last synced: 18 Mar 2025

https://github.com/aruneshbasak/python-dsa-problems-geeksforgeeks-160-days

I will upload my daily Python DSA problems solved on GeeksforGeeks and post it here!

algorithms-and-data-structures and data data-structures dsa python python3 structure

Last synced: 08 May 2025

https://github.com/nitinkedia7/cs210-data-structures

Solutions to assignments of CS201/210 Data Structures course taught at IITG-2017

data-structures graph hashing-algorithm heap linked-list queue soritng stack tree

Last synced: 27 Jul 2025

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/asarkar/algorithms-design-analysis

Lecture videos and homework for Algorithms: Design and Analysis, Part 1, taught by Tim Roughgarden

algorithms coursera data-structures scala stanford

Last synced: 04 Oct 2025

https://github.com/skyv26/leetcode-exercises

LeetCode is one of the most well-known online judge platforms that you can use to practice your programming skills by solving coding questions. It has over 1,100 different problems, support for over 18 programming languages, and an active community that is always there to help you with the solution

algorithms data-structures interview interview-practice interview-preparation interview-questions

Last synced: 15 Mar 2025

https://github.com/theanujdev/dsa-python

A beginner-friendly introduction to common data structures (array, linked lists, stacks, queues, trees, graphs) and algorithms (searching, sorting, recursion, dynamic programming) in Python.

algorithms data-structures data-structures-and-algorithms dsa python python3 theanujdev

Last synced: 10 Jun 2026

https://github.com/zakariaelbouzkri/my_cses_problems_solutions

this repo contains my solutions to the University of Helsinki's "Competitive Programming" course problem set hosted on the CSES (Code Submission Evaluation System) platform. This repository serves as a showcase of my problem-solving skills and coding journey as I tackle a variety of algorithmic challenges.

algo cpp cses-problem-set-solution data-structures dynamic-programming graph-algorithms math mathematics searching-algorithms sorting-algorithms

Last synced: 27 Feb 2025

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/qtle3/boxing_weight_classes

The Python Boxing Weight Classifier is a simple Python script that determines the appropriate Olympic boxing weight class based on the user's input weight (in pounds) and gender. It categorizes both men and women into their respective weight classes according to Olympic standards.

arithmetic-operations conditional-statements data-structures error-handling modular-design string-manipulation

Last synced: 08 Apr 2025

https://github.com/amitbasuri/linuxpathtraversal

Application which does a Linux Path Traversal in memory.

data-structures golang golang-application tree-traversal-algorithm

Last synced: 19 Jun 2025

https://github.com/pranit2001/cp-

competitive programming guide

algorithms c-plus-plus data-structures maths

Last synced: 29 Jun 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/jabhij/hacks_python

Python hacks for code optimization.

algorithms data-structures datatypes python

Last synced: 27 May 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/vityaman-edu/bst

Binary Search Trees in C++20.

avl bst cpp20 data-structures

Last synced: 18 Jan 2026

https://github.com/cqllum/schema2dwh

⚡ Automatically produce a data model on your database using its information schema using GenAI.

ai data data-structures dataengineering datawarehousing dwh gemini gemini-api genai reporting reporting-tool schema-design

Last synced: 13 Mar 2025

https://github.com/iampavangandhi/huffmanendec

♾️ Huffman Encoder-Decoder Web App (using Huffman Coding)

data-structures encoder-decoder huffman-coding huffman-tree javascript

Last synced: 16 Jun 2025

https://github.com/jacobgrisham/spell-checker-data-structures-using-c

Program that spell-checks a file after loading a dictionary of words from disk into memory. Includes run-time data output.

big-o c computer-memory data-structures

Last synced: 04 Sep 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/rishabh96b/simple-coding-solutions

Here you can find the code for simple programs. This is for beginners who can take reference from these solutions.

coding data-structures python

Last synced: 25 Mar 2025

https://github.com/gunksd/data-structure-course-design

用C语言写的数据结构课程设计作业(2024.2.22)

c data-structures

Last synced: 22 Aug 2025

https://github.com/richiepagard/python-algorithm

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

algorithms data-structures implement leetcode pytest python3 two-pointers

Last synced: 18 Jan 2026

https://github.com/martin-majlis/probstructs

Collection of probabilistic data structures - CM-Sketch, ECM-Sketch, exponential histogram in C++.

cpp data-structures probabilistic-programming streaming

Last synced: 09 Apr 2025