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/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/sam0jones0/cracking-the-coding-interview

My solutions written in Python to the problems presented in "Cracking the coding interview 6th edition: 189 programming questions and solutions" by Gayle Laakmann McDowell.

algorithms cracking-the-coding-interview data-structures python python3

Last synced: 15 Oct 2025

https://github.com/ososuna/matchmaking-lol

🕹️ Matchmaking algorithm for solo queue rankeds in League of Legends

data-structures league-of-legends machine-learning python

Last synced: 14 Apr 2026

https://github.com/singharyan1007/javadsa

The repository is collection of all the problems discussed in JAVA-DSA-Bootcamp by Kunal Kushwaha.

algorithms data-structures dsa faang-preparation java

Last synced: 15 Oct 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/StudyResearchProjects/dsa-in-cpp

Data Structures and Algorithms with C++

algorithms cpp data-structures

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/mariotacke/data-structures-and-algorithms

Data Structures and Algorithms implemented in Javascript

algorithms data-structures data-structures-and-algorithms

Last synced: 16 Oct 2025

https://github.com/ryansakurai/huffman-coding

Project that turns text into code using Huffman Coding, based on an Advanced Data Structures exercise.

compression data-structures java

Last synced: 16 Oct 2025

https://github.com/shane-staret/machine-learning-sim-mccc-cis-112

The final project for CIS 112 at MCCC. This is a project that visualizes machine learning by teaching an AI how to place dots on a 3x3 grid in a specific order.

advanced-data-structures algorithms algorithms-datastructures data-structures java javafx machine-learning machine-learning-algorithms neural-network priority-queue queue

Last synced: 22 May 2026

https://github.com/hackersa3edy/alx-low_level_programming

Comprehensive projects and exercises for mastering low-level programming in C. Topics include syntax, control structures, data structures, memory management, debugging, file I/O, and more. Each directory focuses on a specific topic with relevant scripts and tasks.

algorithms alx-africa bit-manipulation c-programming command-line-arguments data-structures debugging dynamic-libraries file-io function-pointers hash-tables holbertonschool linkedlists low-level-programming makefiles memory-management preprocessor search-algorithms static-libraries variadic-functions

Last synced: 15 Sep 2025

https://github.com/koehlma/sharedvec-rs

A fast but limited ordered collection for storing values of a single type.

data-structures rust

Last synced: 17 Oct 2025

https://github.com/luisfernandovillalon/cs231-introdatastructures

A repository to showcase my coursework for my Introduction to Data Structures college course.

abstract-classes array data-structures exception-handling generics interfaces java javafx linkedlist queue recursion stack text-io

Last synced: 11 Mar 2025

https://github.com/jmuchovej/ucf

UCF courses I've completed, or am currently taking.

ai algorithms computer-science cs data-structures ucf university university-of-central-florida

Last synced: 14 Mar 2026

https://github.com/tiennhm/algorithms

Tông hợp chi tiết các thuật toán lập trình

algorithms data-structures source-code

Last synced: 17 Oct 2025

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/luisfernandovillalon/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: 11 Mar 2025

https://github.com/alinpahontu2912/racket-supermarket

first homework for programming paradigms

data-structures functional-programming racket

Last synced: 18 Oct 2025

https://github.com/afk247/dsa-journey

DSA Skill Development Problems and Solutions

algorithm data-structures optimization-problem problem-solving

Last synced: 04 Nov 2025

https://github.com/belovetech/binary_trees

The study of binary trees, which are non-primitive non-linear data structures, and how they differ from non-primitive linear data structures such as arrays, stacks, queues, and linked lists.

algorithms binary-tree c data-structures

Last synced: 18 Oct 2025

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/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/roluochke/games-programs

From simple to complex games and programs

algorithms data-structures game programming python

Last synced: 19 Oct 2025

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

Solutions to various coding problems and algorithms implemented in Kotlin

algorithms coding-problems data-structures kotlin programming-practice

Last synced: 26 Feb 2026

https://github.com/begmaroman/go-dag

Directed Acyclic Graph (DAG) implementation in GoLang using generics

dag data-structures graph graph-algorithms

Last synced: 22 Mar 2025

https://github.com/ptrvsrg/nsu-homework-c

Домашние работы по дисциплине "Программирование" 1 курса ФИТ НГУ

algorithms c cmake data-structures github-actions intrinsics openmp

Last synced: 19 May 2026

https://github.com/mkosir/store3binarysearchtree

Binary search tree data structure implemented in C programming language from scratch.

c data-structures

Last synced: 13 Jun 2025

https://github.com/codewith-ark/dsa-notes

This is essentially my digital notebook for Data Structure and Algorithms

data-structures data-structures-and-algorithms datastructures-algorithms

Last synced: 27 Jan 2026

https://github.com/hraverkar/apas_android_application_solution

APAS - Algorithm Problems and Solutions :

apas csharp-code data-structures

Last synced: 04 Nov 2025

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/zyn10/pick_the_leader_using_circular_linkedlist

pick the leader problem using cpp in circular linked list

circular-linked-list cpp data-structures pick-the-leader

Last synced: 22 May 2026

https://github.com/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/make-github-pseudonymous-again/js-collections-defaultdict

:see_no_evil: Python's defaultdict data structure for JavaScript

agpl collections data-structures default defaultdict dict javascript

Last synced: 21 Aug 2025

https://github.com/nicovandenhooff/advent-of-code-2022

This repository contains my solutions to the Advent of Code 2022 coding challenge.

advent-of-code advent-of-code-2022 algorithms data-structures optimization python

Last synced: 21 Aug 2025

https://github.com/snhilde/dsa

Data Structures and Algorithms

algorithms data-structures golang

Last synced: 09 Mar 2026

https://github.com/mohfazam/dsa

A repo covering all topics of DSA, where algorithms meet precision, and code is crafted to master the complexities of competitive programming.

algorithms codechef codeforces competative-programming cpp data-structures dsa geeksforgeeks leetcode

Last synced: 23 Oct 2025

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

A collection of my practice codes for Data Structures and Algorithms (DSA) topics from my university.

c data-structures

Last synced: 23 Oct 2025

https://github.com/morfly/affinity

A collection of algorithms and data structures written in your favorite programming language.

algorithms bazel data-structures java kotlin python swift

Last synced: 10 Apr 2026

https://github.com/leoobarbosa2/data-sctructures

General information about Data Structures and how to implement it.

data-structures data-structures-and-algorithms

Last synced: 22 Aug 2025

https://github.com/xiaohan2012/pyheap

binary heap implementation in Python

data-structures heap priority-queue

Last synced: 23 Aug 2025

https://github.com/ikeraguero/javascript-course

This repo provides a place for uploading projects and concepts from Jonas Schmedtmann's 'The Complete JavaScript Course', focused on the essentials of vanilla JS and how it works below the surface.

apis data-structures dom-manipulation javascript oop

Last synced: 23 Aug 2025

https://github.com/athulsabu2002/s3_ds_lab

Data Structures and Algorithms lab programs for S3 CSE B.Tech. Comprehensive implementation of sorting algorithms, linear/non-linear data structures, graph algorithms, and mathematical applications in C.

data-structures ktu lab s3

Last synced: 20 Aug 2025

https://github.com/fabiokleis/estrutura_de_dados1

estrutura de dados 1 , linguagem C!

data-structures

Last synced: 20 Aug 2025

https://github.com/ivan-guerra/dsa

Classic data structures and algorithms implemented in C++

algorithms data-structures

Last synced: 24 Aug 2025

https://github.com/khaledsalshibani/cpp-nested-linked-lists

This repository was created as a college assignment. It includes detailed explanations for each file, class, and method used. The project implements nested linked lists for handling basic file operations.

cpp cpp-tutorials data-structures file-handling linked-list

Last synced: 24 Aug 2025

https://github.com/gamitej/codes-in-python

Basic coding snippet in python

algorithms coding data-structures python

Last synced: 23 Oct 2025

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/abelnnieva/javascript-algorithms-data-structures

JavaScript Algorithms and Data Structures Certification from freeCodeCamp. Includes exercises and certification projects.

algorithms data-structures freecodecamp javascript

Last synced: 28 Aug 2025

https://github.com/alvarm/jsa

Java Structures and Algorithms

algorithms algorithms-and-data-structures data-structures java

Last synced: 14 May 2025

https://github.com/abhinandanmishra1/leetcode-practice

Practicing questions on leetcode and solutions are being reflected here

algorithms daily-coding-problem data-structures dsa-practice leetcode leetcode-cpp leetcode-solutions

Last synced: 19 Aug 2025

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

Common data structures implemented in Python

algorithms data-structures

Last synced: 25 Jan 2026

https://github.com/momattar/parse-tree

Data structure project

data-structures parse-tree

Last synced: 24 Oct 2025

https://github.com/sarmad426/dsa

DSA (Data Structures and Algorithms). This Repository covers the fundamental and advance concepts of data structures using C++.

algorithms cpp data-structures programming

Last synced: 30 Aug 2025

https://github.com/houbb/leetcode-notes

leetcode-notes 力扣算法刷题笔记 数据结构与算法

algorithms data-structures leetcode

Last synced: 30 Aug 2025

https://github.com/jjfiv/csc212arraylists

CSC212 Array-Based List Implementations

array-list data-structures dynamic-array smith-csc212

Last synced: 30 Aug 2025

https://github.com/anvaymayekar/avl-tree-visualizer

Interactive AVL Tree Visualizer — Real-time GUI for insert, search, and delete operations with automatic balancing, performance metrics, and visual feedback. Pure C + Win32 API.

algorithms avl-tree c-programming data-structures dsa gui-application self-balancing-binary-search-tree tree-visualization win32api

Last synced: 03 Jan 2026

https://github.com/fenilsonani/os-system

High-performance OS components with 99% faster algorithms, enterprise reliability, and L8 engineering quality. Features O(1) operations, thread safety, and production-ready implementations.

algorithms c99 concurrent-programming data-structures enterprise-software high-performance memory-management operating-systems performance-engineering systems-programming

Last synced: 31 Aug 2025

https://github.com/arranstewart/dsa-swu-website

Data Structures and Algorithms at Southwest University, China, run in Autumn 2021

algorithms data-structures teaching-materials

Last synced: 24 May 2026

https://github.com/kevinknights29/dsa_in_java

This repo contains data structures and algorithms implemented in Java.

algorithms data-structures java

Last synced: 22 Mar 2025

https://github.com/kevinknights29/dsa_in_python

This repo contains pythonic implementation of data structures and algorithm

algorithms data-structures python

Last synced: 22 Mar 2025

https://github.com/kevinknights29/dsa_in_cplusplus

This repo contains data structures and algorithms implemented in C++.

algorithms cplusplus data-structures

Last synced: 22 Mar 2025

https://github.com/dpetrosy/saed_visitors_program

In this repository, I store my course project "Visits and visitors program", which I've done during my university education.

algorithm console-application course-work cpp cpp11 data-structures problem-solving university-project

Last synced: 19 Aug 2025

https://github.com/loosenthedark/ci_dcd-mysql

Video tutorial walkthroughs followed as part of the Data-Centric Development module of Code Institute's Full Stack Web Development Diploma Programme

backend crud data-manipulation data-structures databases mysql python

Last synced: 10 Apr 2026

https://github.com/lapets/pillowcases

Library that makes it possible to work in a concise, algebraic way with Python Imaging Library image objects.

data-structures image-processing pil pillow pillow-library python-image-library wrapper-library

Last synced: 18 Aug 2025

https://github.com/navneethg/poppy

Battle tested algorithms and data-structures for your next space-mission or casual reading.

algorithms data-structures library python

Last synced: 10 Apr 2026

https://github.com/rain0ash/netextender

Biggest general purpose library with many different extension methods, data structures and utilities for rapid application development

csharp data-structures dotnet extension extension-methods extensionmethods extensions

Last synced: 03 Jan 2026

https://github.com/vitorhonna/this-is-cs50

Harvard University's introduction to the intellectual enterprises of computer science and the art of programming. This is CS50.

c computer-science cs50 css data-structures flask harvard harvardcs50x html javascript python scratch sql sqlite

Last synced: 10 Apr 2026

https://github.com/bieelogrom/filasdinamicas

Lista de atividades de listas dinâmicas em Java.

data-structures fila java queue

Last synced: 17 Aug 2025

https://github.com/mateuskoppe/rbtree-glossary

:notebook_with_decorative_cover: A simple glossary implemented with red-black tree in C

c data-structures rbtree

Last synced: 19 Jun 2025

https://github.com/jeanbou/tech-interview-questions

A good collection of real-world coding interview problems, algorithm challenges & technical questions solved during application processes or its preparation for top tech companies. Includes multiple solutions for firms like Meta (Facebook), Goldman Sachs, Rakuten, Barclays, Line, Lifeware, Odoo, SES, Talkwalker & etc. Perfect for tech interview

algorithms code coding-challenges data-structures faang interview-preparation leetcode love tech-interviews

Last synced: 03 Feb 2026

https://github.com/harsha-yuvaraj/data-compression-and-decompression-tool

A specialized lossless file compression and decompression tool designed mainly for plain text, including programming files.

data-structures huffman-compression-algorithm lossless-compression-algorithm numpy python tkinter

Last synced: 15 Apr 2026

https://github.com/debjeetsarkar/js-structures

Commonly used data structure's implementation using javascript

data-structures javascript

Last synced: 17 Aug 2025

https://github.com/theritikchoure/dsa

This repository is for anyone and everyone who wishes to understand what are data structures and how algorithms work. This repo is specially for computer science and information technology students. This repo includes – 1. Theory & algorithms - Understand the working of data structures and algorithms that operate on them. 2. Practical Implementation (Programs) – Implement the DS and algorithms in the form of computer programs using C++ programming language. We will be covering many topics in DS such as - What is Data structures, why do we need DS, Algorithms, Algorithm analysis, time and space complexity, types of Data structures - linear and non linear types, stack, queues, linked list, graphs, trees. Algorithms - Sorting, searching, tree traversal etc.

data-structures dsa

Last synced: 18 Jun 2026

https://github.com/hein-htetsan/dsa-source-code

Algorithms make writing code faster and more reliable.

algorithms data-structures

Last synced: 16 Aug 2025

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

In this repository that contains all the Data Structures and Algorithms concepts and their implementation in several ways.

data-structures data-structures-and-algorithms dsa dsalgo java

Last synced: 14 May 2025

https://github.com/alexandengstrom/not_std

Reinventing the standard library by constructing essential data structures and algorithms in C++ from scratch.

algorithms data-structures

Last synced: 04 Oct 2025