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/aryantyagi1/brutetooptimal-200-dsa-solutions

This repository contains 200 solved DSA problems in Java, each featuring both brute force and optimal solutions in the same file. Designed for learners and practitioners, it serves as a reference to understand different approaches to problem-solving, compare solution efficiencies, and prepare for coding interviews

data-structures dsa-algorithm java

Last synced: 24 Mar 2025

https://github.com/mrdav30/swiftcollections-unity

A high-performance, memory-efficient library of collections designed for game development, simulations, and other performance-critical applications.

collections data-structures game-development memory-management object-pooling observables performance unity

Last synced: 08 Mar 2026

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

Demystifying Data Structures Notes by Brook Riggio, 2022 CascadiaJS.

data-structures notes

Last synced: 28 Feb 2025

https://github.com/marklauter/btree

In-memory BTree.

btree data-structures

Last synced: 01 Apr 2025

https://github.com/jacksonchen1998/data-structure-algorithm

Data Structure and Algorithm for beginner

algorithm c-plus-plus data-structures python3

Last synced: 29 Apr 2026

https://github.com/belimfaux/extendible_hashing

C++ Implementation of an Extendible Hashing Set

cpp data-structures extendible-hashing hashing

Last synced: 14 Mar 2025

https://github.com/iamriteshkoushik/datastructs_algo

Repository containing solutions to all the problems solved while practising for Data Structures and Algorithms.

algorithms data-structures

Last synced: 09 Apr 2025

https://github.com/hendurhance/cs50-c

This is my solution to the CS50 2021 problem set and laboratory set, using C from cash/credit to speller

algorithms c computer-science cs50problemsets cs50x data-structures

Last synced: 05 Apr 2025

https://github.com/vscav/algo-lab

Algorithmic practical course.

algorithms data-structures qt

Last synced: 13 May 2026

https://github.com/codingwizard2001/tcs-nqt-coding-sheet

This post contains all popular and most frequents coding questions asked in the TCS NQT test and other similar tests

cplusplus cpp20 data-structures datastructures-algorithms dsa striver-tcs-nqt-sheet tcsnqt

Last synced: 27 Mar 2025

https://github.com/fabiokleis/estruturas_de_dados2

Estruturas de dados 2, linguagem C, estudo de complexidade de algoritmo, análise empírica e assintótica, árvores binárias e percurso..

algorithms avl-tree b-tree binary-search-tree binary-trees breadth-first-search c complexity data-structures depth-first-search graph-algorithms hash-table heap heap-sort priority-queue

Last synced: 09 Apr 2025

https://github.com/bhargav-joshi/ds-algo

Different Companies Solutions of problems solved by me and some practice of coding & DSA Problems are in this repo.

algorithms data-structures

Last synced: 09 Apr 2025

https://github.com/icaoberg/python-stack

Just a simple naive implementation in Python

data-structures education python

Last synced: 22 May 2026

https://github.com/prash08484/binary-tree-visualiser

It is basic ds-algo based project whose aim to illustrate some types of binary tree's and some operation visualization on that tree..

algorithm binary-search-tree binary-trees css3 data-structures html5 illustration javascript max-heapify

Last synced: 12 Apr 2026

https://github.com/dbc2201/sample-atm-interface

Sample Interface example for understanding ADTs in Data Structures.

adt data-structures java object-oriented-programming

Last synced: 12 Jun 2025

https://github.com/xm0onh/stateviz.dev

Interactive visualization playground for blockchain data structures. Learn how blockchains organize and store data through hands-on exploration and visual experimentation.

algorithms blockchain cryptography data-structures educational ethereum merkle-trie playground

Last synced: 12 Apr 2026

https://github.com/mxagar/python_software_engineering

This repository contains a guide of Python tailored to professional Software Engineering, covering aspects like Data Structures, Algorithms, Design Patterns & Co.

algorithms data-structures design-patterns python software-architecture software-engineering

Last synced: 12 Apr 2026

https://github.com/Imtjl/fp-red-black-tree-dict

TreeDict - Implementation of Dict based on Red Black Tree in Elixir

data-structures elixir functional-programming red-black-tree

Last synced: 01 Apr 2025

https://github.com/divyanshu-rawat/js-challenge

A Javscript programming Question having constraints of time and space.

data-structures javscript programming-challenges space-complexity time-complexity

Last synced: 09 Apr 2025

https://github.com/chenshuliu/python-guide-to-numpy

This repository is dedicated to explaining the functionalities of Numpy in Python

data-structures numpy python

Last synced: 18 Jan 2026

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

Teaching data structures for some school classes

data-structures java

Last synced: 29 May 2026

https://github.com/cruxrebels/leetcode

Collection of Abhishek Agrawal's submissions to problems found on https://leetcode.com/.

algorithms cpp cpp11 cpp14 data-structures leedcode-contest-solutions leetcode leetcode-contest leetcode-solutions weekly-contest

Last synced: 09 Apr 2025

https://github.com/diogocarrola/ea-software-sim

Develop a new feature for the EA Sports College Football game as a Junior Software Engineer

code-analysis data-structures feature-proposal game-engine object-oriented-design

Last synced: 20 Aug 2025

https://github.com/ayushexploring/earthquake-tracker

Tracks earthquakes happened around the world in the past week

coursera data-structures earthquake-prediction java

Last synced: 09 Apr 2025

https://github.com/waleedgeorgy/python_data_structures

Classes for data structures that are not supported by Python.

data-structures python

Last synced: 12 Jun 2025

https://github.com/ombrelin/dut1-sda

Projet Structure de Données et Algorithme : Traitements de message

cpp data-structures

Last synced: 09 Apr 2025

https://github.com/feroz-ehses-shishir/phonebook

PhoneBook is a C++ Console Application. Using Hash Table and Trie Data Structure.

data-structures hashtable trie

Last synced: 28 Mar 2025

https://github.com/gokselgoktas/project-euler

A growing collection of solutions to Project Euler problems

algorithms cpp17 data-structures mathematics project-euler

Last synced: 01 Apr 2025

https://github.com/llsaimur/contacttracing

Contact Tracing (school project)

cpp data-structures queue treenode

Last synced: 25 Mar 2025

https://github.com/carlosecosmesilva/c-projects-and-exercises

Exercices using C to exercise fundamentals that are being learned during courses , training and college

algorithms c data-structures linked-list

Last synced: 11 Jun 2026

https://github.com/greatdrake/avltree

AVL tree implementation

cpp data-structures

Last synced: 02 Apr 2025

https://github.com/mkosir/store1arrays

Array data structure implemented in C programming language from scratch.

c data-structures

Last synced: 02 Apr 2025

https://github.com/ishibi/binary-search-tree

An implementation of Binary Search Tree in TypeScript

algorithms binary-search-tree data-structures typescript

Last synced: 02 Apr 2025

https://github.com/poonamkhatri/php-find-unique-values-function

This repository contains a custom PHP function for retrieving unique values from an array without relying on built-in PHP functions like array_unique(). The function utilizes a straightforward algorithm to identify and collect only the unique elements present in the input array.

array array-manipulations array-methods arraylist arrays arrays-and-strings data-science data-structures data-structures-and-algorithms php php7 php8

Last synced: 31 Mar 2025

https://github.com/danigb/cs-playground

Classic algorithms and data structures implemented in clojure

algorithms computer-science data-structures

Last synced: 05 Nov 2025

https://github.com/saxarona/tc1031

Data Structures and Fundamental Algorithms---A full course based on González Guerra original lecture notes using C++

algorithms data-structures

Last synced: 02 Jan 2026

https://github.com/mikemwai/codelabs

Interactive and hands-on learning resource for python

data-structures noframework

Last synced: 23 Apr 2025

https://github.com/kothar/compactlist

An efficient in-memory implementation of List<Long> aiming for minimum memory usage and good insert/remove performance.

data-structures java

Last synced: 16 Jan 2026

https://github.com/anastasia21112/java-practice

A compilation of book work exercises and projects done while learning Java for object oriented programs, networking, and data structures.

data-structures java networking object-oriented-programming

Last synced: 20 Oct 2025

https://github.com/nouman6093/python_dsa_and_leetcode

in this repository i will upload everything i have learned about data structures and algorithms in python. Also i will upload all the LeetCode Exercises which i would solve using python.

algorithms algorithms-and-data-structures algorithms-datastructures data-structures data-structures-algorithms data-structures-and-algorithms data-structures-interview-questions data-structures-python dsa dsa-algorithm python python3

Last synced: 22 May 2026

https://github.com/mhasanjoy/code

Data Structures

data-structures linked-list stack

Last synced: 30 Mar 2025

https://github.com/code-parth/data-structure-college

Semester 3, GTU Practical, Data Structure

c college data-structures gtu semester-3

Last synced: 25 Mar 2025

https://github.com/abdur75648/billing-counter-simulation

A Java program for event based simulation of the billing counter of a burger restaurant (McMohan's Burger)

algorithms assignment avl-tree binary-search-tree binary-tree col106 data-structures dsa heap iitd java javaprogramming queue stack

Last synced: 31 Mar 2025

https://github.com/sagarsdagdu/linkedlistwithrandompointer

A data structure problem which is about duplicating a linkedlist which has random pointers without using extra memory. Details : https://youtu.be/xbpUHSKoALg?t=27

data-structures linked-list

Last synced: 30 Mar 2025

https://github.com/imran789456123/algo-monster

Practice Data Structures & Algorithms for Interview

algorithms blind75 data-structures neetcode150 python

Last synced: 25 Mar 2025

https://github.com/keshav2010/sdm

StudentDataManager Helps you Manage your Student's Basic Information on your System and provides a simple user interface to interact with stored Data to either view or manipulate it.

data-structures java java-8 java-se personal-project swing-gui

Last synced: 02 Jan 2026

https://github.com/an4b4515/data-structures

Most common Data-Structures and Algorithms implemented in Java from scratch ☕ ♨️

algorithms bstree data-structures graph hashtable java linear linked-list nonlinear queue searching-algorithms sorting stack

Last synced: 22 Mar 2025

https://github.com/ersalman4/stack_operations

A menu driven stack implementation in C using Modular design and Makefile

beginner-project c cli-app data-structures dynamic-arrays makefile stack

Last synced: 23 Apr 2025

https://github.com/jojiiofficial/bytestore

Various data structures directly stored in memmapped files or as bytearray in memory with focus on efficiency and performance.

bytes data-structures datastructures memory-mapped-file memory-mapping mmap mmapped

Last synced: 22 May 2026

https://github.com/eliasdeallmeida/tic-tac-toe-game-tree

Algoritmo que analisa a melhor jogada para um tabuleiro de jogo da velha por meio de uma árvore de jogadas.

data-structures game-tree minimax-algorithm python tic-tac-toe

Last synced: 22 May 2026

https://github.com/antojebi7/java_chloroplast

(Growing)Java-Chloroplast is your ultimate Java reference hub, packed with concepts, code snippets, and best practices from basic syntax to advanced frameworks. Whether you're preparing for interviews, building applications, or mastering Java, this repo converts knowledge into pure coding energy—just like a chloroplast!

algorithms classes-and-objects data-structures java logical-programming object-oriented-programming problem-solving

Last synced: 05 Nov 2025

https://github.com/praneshr/bst.js

Javascript implementation of Binary Search Tree

binary-search-tree bst bstree data-structures javascript

Last synced: 31 Mar 2025

https://github.com/rana-arju/javascript-problem-solving

JavaScript Problem solving with Data Structures + Algorithms

algorithms data-structures javascript problem-solving

Last synced: 02 Apr 2025

https://github.com/elis-vasconcelos/estrutura-dados-algoritmos

Repositório com implementações de estruturas de dados e algoritmos em Python.

data-structures hashing-algorithm tree-data-structure

Last synced: 02 Apr 2025

https://github.com/youseftareq33/java_datastructuer_1_tawjihirecord-linkedlist-

This project focuses on Tawjihi students in the West Bank and Gaza, and involves working with data using (linkedlist).

data-structures java javafx

Last synced: 01 May 2026

https://github.com/mohamed-khairy111/ds-and-algo-in-cpp

This repo is just for tracking my knowledge about DSA

alogorithms data-structures

Last synced: 09 Apr 2025

https://github.com/meysam81/red-or-black-tree

red or black tree, implemented in c++ containing insert and delete

college college-project data-structures red-black-tree tree tree-search tree-structure

Last synced: 02 Jan 2026

https://github.com/martapolii/coding-problem-practice

A repository dedicated to solving coding problems from platforms like LeetCode, HackerRank, and more. It includes challenges and solutions across a variety of programming languages and topics such as algorithms, data structures, and problem-solving techniques.

algorithms bit-manipulation data-structures dynamic-programming mathematics optimization string-manipulation

Last synced: 25 Oct 2025

https://github.com/sysread/p6-algorithm-skewheap

An efficient and flexible min heap algorithm for perl6

data-structures heap perl6 priority-queue skew-heap

Last synced: 23 Jan 2026

https://github.com/miriammondragon/salesapp

SalesApp is a mobile application for Android developed in C# and Xamarin oriented to supermarkets and online shopping for groceries, technology and different categories supported.

android android-application csharp data-structures mysql mysql-database php supermarket supermarket-management-system xamarin xamarin-android xamarin-forms

Last synced: 26 Jan 2026

https://github.com/ashwanikumar04/data-structure-and-design-problems

A collection of ds and design problems

data-structures design ds

Last synced: 26 Jan 2026

https://github.com/diegocrivelaro/js-ts-datastructures-algorithms

JavaScript and TypeScript Studies with Data Structure💻

data-structures javascript typescript

Last synced: 18 Apr 2026

https://github.com/alanmenchaca/java-avanzado

cadenas, caracteres y expresiones regulares, colecciones de genéricos, diseño de clases, lambdas y flujos de Java SE 8.

classes-and-objects data-structures java-se lambdas methods serialization streams

Last synced: 02 Jan 2026

https://github.com/adityaprakash-bobby/design-and-analysis-of-algorithms

College Lab works related to algorithms and data structure.

algorithms-datastructures c-plus-plus data-structures

Last synced: 26 Oct 2025

https://github.com/jitendragangwar123/dsa-using-cpp

This Repository have Data Structure and Algorithms concepts solving through C++.

algorithms cpp data-structures

Last synced: 29 May 2026

https://github.com/chanonroy/coding-challenges

📚 Various data structure and algorithm coding challenges in Python 3 and JavaScript

algorithms data-structures javascript python

Last synced: 17 May 2026

https://github.com/emanuelefavero/cracking-the-coding-interview-solutions

This repository contains my solutions to Cracking the Coding Interview questions.

algorithms cracking-the-coding-interview data-structures questions solutions

Last synced: 12 Aug 2025

https://github.com/bluediu/static-data-structures

Static data structures C, Python and Rust

c data-structures python rust

Last synced: 13 Apr 2026

https://github.com/crisnguyendev/miu-cs390-fpp

Repository for assignments and exercises focusing on Java programming basics, object-oriented programming, data structures, exception handling, and recursion.

assignment computer-science data-structures education exception-handling files fundamentals java object-oriented-programming recursion

Last synced: 14 Apr 2025

https://github.com/whitedodo/datastructure2

Horowitz의 C++ 자료구조(Horowitz's C ++ Data Structure)

c cpp data-structures java

Last synced: 13 Apr 2026

https://github.com/mukuliskul/linecraft360

An advanced C++ Object-Oriented simulation of an assembly line, featuring modular design with multiple stations. It integrates complex order processing, inventory management, and dynamic workflow handling, offering a real-world industrial process experience.

algorithm-implementation cpp17 data-structures data-structures-and-algorithms educational-project modular-design object-oriented-programming system-design

Last synced: 14 Apr 2025

https://github.com/alok-38/software-engineering-specialization

Explore a Career as a Software Engineer. Learn the basics of programming and software development

algorithms cryptography data-structures hashtable html-css-javascript java problem-solving

Last synced: 25 Mar 2025

https://github.com/rimubytes/algoquest

Collection of LeetCode questions to ace the coding interview!

algorithms data-structures leetcode-solutions

Last synced: 29 May 2026

https://github.com/googtech/classic-algorithms-in-java

:gem: programs are data structures plus algorithms ~

algorithms data-structures java

Last synced: 09 Oct 2025

https://github.com/nkcoder/dsa-space

All data structure and algorithm practice.

algorithms data-structures leetcode

Last synced: 29 May 2026

https://github.com/ayxhmn/heapyy

Python code snippets for competitive programming

algorithms competitive-programming data-structures python

Last synced: 13 Jun 2025