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/aswinbarath/100-days-of-ds-algo

100 Days of DS Algo: Problem solving on Data Structures and Algorithms

algorithms data-structures

Last synced: 19 Mar 2026

https://github.com/aritrac1/java

All the Basics concepts of Java, OOPs, DSA in Java and some Projects along practice problems(leetcode and other platforms) and other resources.

algorithms competitive-programming data-structures dsa dsa-algorithm dsa-practice exception-handling java java-basics java-projects leetcode leetcode-java maths multithreading oops-in-java patterns practice-programming project

Last synced: 26 Oct 2025

https://github.com/ikhsan/datastructure

Data structures in Swift for fun

data-structures swift

Last synced: 26 Oct 2025

https://github.com/mikemwai/massive

Amazon massive dataset processing project

data-structures google-drive-api

Last synced: 26 Oct 2025

https://github.com/amrdb/data-structures-cs61b

Labs & Projects for UC Berkeley's data structures course (CS61B).

data-structures

Last synced: 23 Oct 2025

https://github.com/siyamulislam/oop_ps

AN INTRODUCTION TO OBJECT-ORIENTED PROGRAMMING WITH JAVA™, FIFTH EDITION

data-structures java oop problem-solving

Last synced: 26 Oct 2025

https://github.com/ryomendev/dsa

This repository is dedicated to learning and practicing Data Structures and Algorithms (DSA). It contains solutions to various problems, ranging from basic to advanced topics, helping enhance problem-solving skills and understanding core DSA concepts through hands-on coding.

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

Last synced: 26 Oct 2025

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/iboudhaine/HNSW-Attribute-Filtering-Optimization

Optimizing multi-attribute filtering for Approximate Nearest Neighbor (ANN) search using HNSW. This project integrates bitsets and Roaring Bitmaps into HNSWLib to accelerate query performance by reducing evaluation costs for large attribute datasets.

ann-search approximate-nearest-neighbor bitsets cpp data-structures efficient-filtering hnsw optimization roaring-bitmaps

Last synced: 02 Apr 2026

https://github.com/abhishekyadav-01/metro-navigator

This project implements a Metro Station Management System using advanced data structures in C++. The system efficiently manages metro lines and stations, supports real-time route planning, and calculates optimal ticket fares using pathfinding algorithms.

algorithms avl-tree-implementations cpp17 data-structures oops-in-cpp

Last synced: 08 Feb 2026

https://github.com/orxfun/orx-fixed-vec

An efficient fixed capacity vector with pinned element guarantees.

data-structures pinned pinned-elements rust vector

Last synced: 17 Mar 2026

https://github.com/massigy/c-hash-tables

This C project implments a Hash Table data structure.

c cprogramming data-structures gcc git github hashtable linked-list makefile

Last synced: 19 Oct 2025

https://github.com/peterpf/gomathlib

Go library with mathematical functions, data structures and other concepts

data-structures filters mathematics number-theory

Last synced: 04 Mar 2026

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

This repo contains some data structures and algorithms I've implemented.

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

Last synced: 25 Oct 2025

https://github.com/opixelum/brain-disk

Obsidian project where I store everything I've learnt.

ai algorithms coding data-structures deep-learning machine-learning maths neural-network programming

Last synced: 19 Mar 2026

https://github.com/yawar-abass/dsa

Data Structure And Algorithms through Java. Some Basic Java Programs .

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

Last synced: 29 Mar 2026

https://github.com/harismuneer/queue-and-stack

🎈 A C++ implementation of two datastructures: queue and stack

cplusplus data-storage data-structures datastructures free-to-use open-source-code queue stack

Last synced: 09 Feb 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/orxfun/orx-imp-vec

ImpVec stands for immutable push vector 👿, it is a data structure which allows appending elements with a shared reference.

data-structures pinned pinned-elements rust self-referential self-referential-structure vector

Last synced: 17 Mar 2026

https://github.com/dominikjalowiecki/programming-projects

Minor programming projects (from books, tutorials and my own).

algorithms data-structures design-patterns practice-projects programming

Last synced: 02 Mar 2026

https://github.com/sminerport/sortvisualizer

The Sort Visualizer is an interactive tool that demonstrates various sorting algorithms in real-time. It supports Bubble Sort, Quick Sort, and more, making algorithm learning visual and intuitive.

algorithm-analysis algorithm-visualisation algorithm-visualizer data-structures data-structures-and-algorithms educational-project educational-software interactive interactive-visualizations python sorting-algorithms visualization

Last synced: 19 Oct 2025

https://github.com/pablohenrique/aulaspython-fatec

Repository destined for Fatec's Microinformatics classes - ADS. Realizado com @HenriqueQueirozz

ads data-structures exercises functions learning-python logic-programming pycharm-ide

Last synced: 02 Apr 2026

https://github.com/shoyeb45/avltreevisualizer

This is data structure project. In this project I've built AVL tree visualisation application using javafx library of java. This project have solidified my understanding of AVL tree data structure and learnt a lot from this project

data-structures data-visualization java javafx javafx-application visualization

Last synced: 27 Feb 2026

https://github.com/agilord/lookup

Dart package for constant (immutable) data structures for effiecient lookup, indexing and search in memory and on disk.

dart data-structures search

Last synced: 16 Feb 2026

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

一次刷好,终身受益

algorithms data-structures

Last synced: 09 Feb 2026

https://github.com/vedant-jain03/dsa-questions

This repo contain all my Algorithms basics problems and problem types

algorithms cpp14 data-structures

Last synced: 25 Oct 2025

https://github.com/alexforster/deque

A simple fixed-size deque implementation in C.

c data-structures deque

Last synced: 25 Oct 2025

https://github.com/savi-lang/map

Hash Map data structures for the Savi standard library.

data-structures hash-map library savi standard-library

Last synced: 19 Mar 2026

https://github.com/sun-lab-nbb/ataraxis-data-structures

A Python library that provides classes and structures for storing, manipulating, and sharing data between Python processes.

ataraxis data-logging data-manipulation data-structures shared-memory

Last synced: 19 Feb 2026

https://github.com/praveenraam/dailycodingnote

A repository for daily programming notes and code snippets organized by topics like languages, data structures, algorithms, OS. Managed with Obsidian for efficient learning and version control.

algorithms code-snippets data-structures java learning-notes obsidian personal-projects programming version-control

Last synced: 18 Mar 2026

https://github.com/noughtmare/fleet-array

A modern implementation of diff arrays

array data-structures persistent-data-structure

Last synced: 14 Feb 2026

https://github.com/masumkhan081/c-plus-plus-code-notes

This repository contains notes and code snippets related to C++ programming, focusing on various fundamental concepts, the Standard Template Library (STL), and best practices. It serves as a personal reference for learning and consolidating knowledge in C++. Intend to use for personal use and to help reinforce understanding of C++ concepts

cpp data-structures low-level-programming programming-language

Last synced: 19 Mar 2026

https://github.com/sagar-gavhane/rahome

Popular data structures for writing efficient programs in JavaScript.

data-structures hashtable javascript linked-list queue stack typescript

Last synced: 11 Feb 2026

https://github.com/elliotekj/doubly_linked_list

A fast, amortised O(log n) doubly linked list implementation

data-structures doubly-linked-list elixir

Last synced: 17 Mar 2026

https://github.com/mollycarroll/data-structures-algos-masterclass

All code practice for the Udemy course JavaScript Algorithms and Data Structures Masterclass

algorithms algorithms-and-data-structures data-structures javascript

Last synced: 20 Oct 2025

https://github.com/thomasafink/optimal_knn_distance_for_data_science

Plotting the Optimal Distance for Data Scientists in Python using the K-Nearest Neighbour K-NN Algorithm

data-science data-structures data-visualization k-nearest-neighbor knn knn-classification map mapping open-street-map osm osmnx python

Last synced: 24 Oct 2025

https://github.com/massigy/entry-to-data-structures

this repo containes code about basic data structures (arrays, strings, matrixs...) and thier sorts and searching algorithms!

data-structures git github pascal

Last synced: 22 Oct 2025

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

A lightweight, template-based stack class built on top of the `clsMyQueueArr` class, which in turn uses a custom dynamic array (`clsDynamicArray`). This class provides basic stack behavior (LIFO – Last In, First Out) by inserting new elements at the beginning of the internal array.

cpp cpp-library data-structures oop stack

Last synced: 16 Mar 2026

https://github.com/fabiolutz/estruturas-de-dados

Estruturas de dados criados do zero em C

binary-tree c data-structures linked-list queue stack

Last synced: 29 Jan 2026

https://github.com/lucasguiss/algorithms

Algorithms and data structures in Go

algorithm data-structures go

Last synced: 24 Oct 2025

https://github.com/gossiperloturot/densemap

A collection data structure that is permanently accessible by unique keys and fast iterable

data-structures rust

Last synced: 31 Jan 2026

https://github.com/nouranhaitham/ds_guide_me

An application designed to help travelers navigate a country efficiently while staying within budget.

academic-project algotithms bfs-algorithm budget-travel cplusplus css data-structures dfs-algorithm graph gui guide-me qt route-planning software-development traveltech

Last synced: 31 Jan 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/surya-v-28/leetytry

DSA (Data Structure and Algorithm) in Java

algorithms data-structures java oops oops-in-java

Last synced: 15 Jun 2025

https://github.com/prembhaskal/go_practice

this is repo to practice go code

algorithms data-structures golang interview

Last synced: 12 Jan 2026

https://github.com/clintjohnsn/ds-algo

Leetcode solutions in python, with time and complexity analysis and documentation.

algorithms data-structures leetcode leetcode-python leetcode-python3 leetcode-solutions

Last synced: 14 Mar 2025

https://github.com/fl97-mo/level-1-python-beginner-guide

Learn Python from scratch! This repository provides a beginner-friendly guide to Python programming, with practical examples, projects and detailed explanations.

algorithms basics beginner-friendly control-structures data-structures examples exercises functions modules oop programming projects python tutorial

Last synced: 06 Apr 2025

https://github.com/i-umairkhan/data-structures

Includes C++ Implementation of Data Structures and Algorithms.

algorithms biginteger-cpp cpp data-structures

Last synced: 05 Mar 2025

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

A big integer calculator for solving calculaitons of big numbers

biginteger cpp data-structures

Last synced: 05 Mar 2025

https://github.com/sebastienrousseau/cmn

A Rust library for accessing a collection of mathematical and cryptographic constants

avogadro boltzmann constants cryptography data-structures development-tools euler gamma golden-ratio hash mathematics pi planck rust silver-ratio squareroot tau

Last synced: 28 Mar 2025

https://github.com/dan-sazonov/theorems-and-problems

🎓(RU) Решения задач из книги А. Шеня "Программирование: теоремы и задачи"

algorithms algorithms-and-data-structures data-structures education learn olympiad-in-informatics olympics

Last synced: 04 Apr 2025

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

There are some data structure implemented by PHP.

data-structure data-structures ds

Last synced: 22 Mar 2025

https://github.com/krypt0nn/table

Библиотека реализации таблиц данных на PHP 7.4

data-structures php

Last synced: 24 Feb 2025

https://github.com/buzzybis/a-ds

Lecture notes and exercises on algorithms and data structures. Source material is A&DS from Pavel Marvin for the ITMO university.

algorithm algorithms-and-data-structures course data-structures data-structures-and-algorithms learn learning typst

Last synced: 18 Jun 2025

https://github.com/abhishekmishra-17/python-programs

python programs and some algorithm based program

algorithm data-structures python python-programs

Last synced: 18 Feb 2026

https://github.com/ehsaniara/datastructuresamples

Computer Engineering Data Structure Samples in JAVA

data-structures java java-8

Last synced: 25 Feb 2025

https://github.com/mdabdullahibnaharun/c-cpp-projects

Some C/C++ Projects Develop By Me and My Team Fantastic Four

c cpp data-structures

Last synced: 05 Mar 2025

https://github.com/kena0ki/rustrithm

Common data structures and algorithms in Rust

algorithms data-structures rust

Last synced: 11 Jul 2025

https://github.com/hta218/algorithms-and-data-structures

My solutions to LeetCode and HackerRank's problems

algorithms data-structures hackerrank leetcode

Last synced: 22 Mar 2025

https://github.com/rafalwrzeszcz-wrzasqpl/pl.wrzasq.commons

General-purpose data structures and routines.

aws data data-structures library rust

Last synced: 10 Apr 2025

https://github.com/levichu51/pro2-practica1-22-23

Primera práctica de la asignatura de Programación 2 de la UDC 22/23

data-structures programming udc university

Last synced: 22 Jul 2025

https://github.com/qnhat2004/competitive_programming

Data Structures and Algorithms in CP

algorithms data-structures programming

Last synced: 20 Jan 2026

https://github.com/fralotito/icpctraining_unitn

Training for the ACM - ICPC competition @ UniTN

acm-icpc algorithms competitive-programming data-structures

Last synced: 03 Feb 2026

https://github.com/iampeterbanjo/dsa

Binary Search Tree in Typescript

algorithms data-structures

Last synced: 14 Mar 2025

https://github.com/algusdark/programming-puzzles

A repository with programming puzzles and solutions in TypeScript

algorithms codeando-pues data-structures javascript programming programming-puzzles puzzles typescript

Last synced: 25 Feb 2025

https://github.com/angelosans/csharp

From Junior to Senior using Csharp, this repository will enhance my knowledge in C# language #c#

data-structures design-patterns oop-in-csharp

Last synced: 13 May 2025

https://github.com/angelosans/java

From noob to pro, using this repository to improve my java programing abilities

data-structures design-patterns oop-in-java

Last synced: 13 May 2025

https://github.com/chowdhuryj-github/benchmarkinggui

A MSOE Lab Project for a JavaFX application on generating benchmarking plots for different methods of a Array List or Linked List implementation.

benchmarking data-structures javafx

Last synced: 14 Mar 2025

https://github.com/jlchntoz/katana

Katana is a newly designed light-weight programming language

data-structures esolang interpreter programming-language

Last synced: 06 Apr 2025

https://github.com/dreden33773/ds_in_rust

An implementation of some common data structures in Rust.

algorithms data-structures data-structures-and-algorithms rust

Last synced: 06 Apr 2025

https://github.com/solangeug/fundamentals

Java programming principles, data structures and algorithms fundamentals.

algorithms data-structures fundamentals java-8

Last synced: 18 Mar 2025

https://github.com/vishesh-gupta/algolvers

A :notebook: to my solutions to algorithms that I have encountered and want to face

algorthims cpp data-structures leetcode

Last synced: 03 Apr 2025

https://github.com/dominikjalowiecki/java-certificate-database

Simple database alike program for storing and managing rows with certificates informations.

data-structures database inno-setup java launch4j

Last synced: 05 Mar 2025

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

A collection of lectures, example source codes, and exercises related to learning and practicing Data Structures and Algorithms using the C programming language.

algorithms c data-structures dynamic-programming easy-to-understand introduction-to-programming

Last synced: 27 Jun 2025

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

Implementation of Algorithms and Data Structures using JS

algorithms algorithms-and-data-structures data-structures javascript

Last synced: 05 Mar 2025

https://github.com/franklinekemezie/dsa-in-c

This repository contains my implementations of various data structures and algorithms using the C programming language. It's part of my ongoing practice to deepen my understanding of fundamental computer science concepts.

algorithms c c-programming-language data-structures data-structures-and-algorithms

Last synced: 02 Jan 2026

https://github.com/kunalkeshan/programming-data-structures-and-algorithms-using-python-nptel-course

Weekly notes and programs for the Programming, Data Structures and Algorithms using Python - NPTEL Course.

algorithms data-structures dsa-practice nptel programming python

Last synced: 22 Mar 2025

https://github.com/sergio16t/algorithms-datastructures-python

Algorithm solutions in Python Version 3.8.2 with notes on Big O Notation and time complexity analysis

algorithms data-structures python3

Last synced: 25 Feb 2025