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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/thomasthaddeus/musicalchairs

This project contains implementations of a seating arrangement algorithm using four different approaches: us module, using standalone functions, and using Python's zip function along with the built-in sorted function.

data-structures interview-questions lgplv3 optimization-algorithms python python3

Last synced: 26 Oct 2025

https://github.com/morwenn/prime_multiset

A multiset of prime numbers represented by a single integer

data-structures python python-3-5

Last synced: 28 Jan 2026

https://github.com/gmurayama/file-compressor

File compressor that utilizes Huffman Algorithm and RLE

csharp data-structures ufabc

Last synced: 27 Oct 2025

https://github.com/thomasms/fortsraw

Native data structures for modern Fortran

data-structures fortran fortran2008 ftl linked-list

Last synced: 28 Jan 2026

https://github.com/nixtomalon/guess-the-number

🎲 A basic text-based game developed using the C programming language.

basic-programming c console-application data-structures fundamentals game sample-project

Last synced: 24 Jan 2026

https://github.com/ahmedabougabal/csharpscholarshipbackendtasks

Documenting all my assignments and tasks completed during the first phase in Career180 Learn IT Bootcamp (.NET backend track). The bootcamp covers backend development using .NET technologies, Stay Tuned!

asp-net-core cplusplus csharp-code data-structures database mvc-architecture

Last synced: 28 Jan 2026

https://github.com/samuelastech/code

Every piece of concept that I'm learning will be placed here so that I can consult it later as a reference

algorithms data-structures data-types dynamic-programming language-learning math programming-paradigms

Last synced: 06 Feb 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/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/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/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/suvasish114/dsa

Data structure and algorithm related problems and codes

algorithm data-structures

Last synced: 07 Feb 2026

https://github.com/r533-code/colt-cpp

C++ data structures, Unicode-aware string, allocators and other utilities used throughout the Colt Compiler.

allocators cpp20 data-structures string unicode

Last synced: 25 Feb 2026

https://github.com/skytreader/pydagogical

Implementations of textbook data structures

algorithms data-structures python

Last synced: 01 Feb 2026

https://github.com/mehdieidi/cmap

Concurrent multi-writable, multi-readable, and thread-safe hash table implemented using sharding technique.

concurrent data-structure data-structures go golang map parallel thread-safe

Last synced: 01 Feb 2026

https://github.com/d33p0st/modstore

Basic and Modded Data Structures with rust backend for speed and safety and python's comfortability.

custom-data-structures custom-data-type data-structures linux modstore python python3 rust unix windows

Last synced: 07 Feb 2026

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

🌳 A set of idiomatic implementations of a binary-search tree in multiple languages.

algorithms-and-data-structures binary-search-tree bst-tree c cpp17 data-structures python tree-structure

Last synced: 02 Feb 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/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/dp6/templates-centro-de-inovacoes

Modelos de arquiteturas, documentações, testes e deploys para as iniciativas do centro de inovação

data-quality data-science data-structures dp6 gtm inovacao

Last synced: 05 Feb 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/leotian/data-structures-and-algorithms

一次刷好，终身受益

algorithms data-structures

Last synced: 09 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/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/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/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/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/abhay-kanwasi/data-structure

Various data structures in python with proper code with explanation and meaningful comments

algorithm data-structures python pythonbeginners pythondatastructure

Last synced: 13 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/noughtmare/fleet-array

A modern implementation of diff arrays

array data-structures persistent-data-structure

Last synced: 14 Feb 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/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/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/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/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/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/chrynan/queue

Stack, Queue, and Deque Data Structures for Kotlin

data-structures deque kotlin kotlin-library kotlin-multiplatform queue stack

Last synced: 29 Jul 2025

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/shreydan/data-structures

data structures: C, C++, Python implementation

data-structures

Last synced: 23 Aug 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: 06 Mar 2025

https://github.com/avidlearnerinprogress/algorithmsongraphs-ucsd

Coursework solutions to UCSD DSA Specialization

algorithms cpp14 data-structures python3

Last synced: 30 Jul 2025

https://github.com/r-pagard/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: 30 Mar 2025

https://github.com/alexkalderimis/adventofcode

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

adventofcode algorithm-challenges data-structures

Last synced: 04 Mar 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/r-pagard/c-algorithm

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

algorithms c cprogramming data-structures

Last synced: 30 Mar 2025

https://github.com/orgh0/interview_bit

Solutions to Problems of InterviewBit

algorithm data-structures interviewbit

Last synced: 15 Mar 2025

https://github.com/spideystreet/ai-learning-journey

Documenting my journey in learning Artificial Intelligence, with a focus on Data systems & Machine / Deep Learning and their applications. Includes structured notes and interesting research papers. Updated regularly as I learn.

academic data-structures education learning machine-learning

Last synced: 09 Mar 2026

https://github.com/eduhantonio/fila-com-prioridade

Fila que permite que elementos sejam adicionados associados com uma prioridade. Cada elemento na fila deve possuir um dado adicional que representa sua prioridade em relação aos anteriores/próximos.

data-structures estrutura-de-dados fila fila-de-prioridade java priority-queue queue

Last synced: 28 Jun 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/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/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/frenzyexists/linked-lists-everywhere

The second Data Structures Project I made during Data Structures, that's it

college college-assignment college-project data-structures java java-project reeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Last synced: 22 Feb 2025

https://github.com/neehan/dsa-implemented

C++ implementation of various data structures and algorithms

algorithms c-plus-plus data-structures implementaion

Last synced: 23 Aug 2025

https://github.com/paulchen2713/nthu-data_structure_2020

EECS 2040 Data Structure Lecture Slides 2020

data-structures nthucs

Last synced: 03 Feb 2026

https://github.com/devourtech/christmasdb

A key value store to explore on database and storage internals

data-structures database golang key-value-store

Last synced: 04 Jan 2026

https://github.com/riddhish97/dsa

This Repo will have DSA and problem solving solution

algorithm array data-structures dynamic-programming hashmap javascript

Last synced: 28 Jun 2025

https://github.com/josephgoksu/ceng202-datastructures

Yildirim Beyazit University CENG 202 Data Structures LAB Notes 2016

algorithm algorithms data-structures java

Last synced: 31 Jul 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/simranjeet97/leetcode_practice

Practicing the Leet Code Codes for Competitive Programming

algorithms amazon coding competitive-programming data data-structures facebook google leetcode python

Last synced: 03 Aug 2025

https://github.com/rhaeguard/algorithms-in-java

The collection of my Java implementations of common algorithms and data structures and more

algorithms data-structures java sorting-algorithms

Last synced: 01 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/virtyaluk/leetcode

:triangular_ruler: Leetcode problems' solutions in C++, Go, and Python. 2030 problems solved.

airbnb algorithms amazon coding-challenge coding-interviews competitive-programming data-structures faang facebook google leetcode lyft meta microsoft netflix uber

Last synced: 24 Aug 2025

https://github.com/betarixm/csed233

POSTECH: Data Structure (Spring 2020)

data-structures graph postech sort trees

Last synced: 26 Dec 2025

https://github.com/halvaradop/leetcode

A collection of solutions to LeetCode problems, focusing on algorithms and data structures

algorithms approaches data-structures leetcode techniques typescript

Last synced: 09 Aug 2025

https://github.com/gremble0/nonstdlib

Some usefil utilities for C not provided by the standard library

algorithms c data-structures library

Last synced: 17 Feb 2026

https://github.com/davbrito/dbds

A C library of common data structures.

c data-structures list map tree vector

Last synced: 20 Jun 2025

https://github.com/simobin/dsa_ii

Data structure and algorithm

algorithm cpp data-structures dsa

Last synced: 24 Jun 2025

https://github.com/suhatanriverdi/full-time-interviews-preparation

This repository contains various competitive programming Algorithms and Data Structures questions and sample codes in the preparation process of full-time software engineering interviews.

algorithms data-structures interviews-preparation

Last synced: 14 Mar 2025

https://github.com/suhatanriverdi/document-indexing

Wordfinder system that responds single word queries. This system allows users to enter a single word, then returns a list of documents containing this word.

c-plus-plus cpp data-structures indexing linked-list searching visual-studio wordfinder

Last synced: 14 Mar 2025

https://github.com/tqt97/dsa_benchmark_with_php

Lean Data Structure Algorithms using PHP

algorithms benchmark complexity data-structures php

Last synced: 06 Mar 2025

https://github.com/d-coder135/non_linear_data_structures

This Repo Contains Codes For Non-Linear Data Structures In Java Programming Language.

avl-tree bst data-structures java non-linear-data-structures tree-structure

Last synced: 14 Apr 2025

Data structures Awesome Lists
awesome-leetcode-resources 79 best-of-python 715 competitive-programming 97 Awesome-CS-OpenCourse 184 awesome-leetcode 299 awesome-python-resources 1,490 awesome-interview-algorithms 800 You-Dont-Know-X 52 awesome-go 2,668 awesome-dsa 109 Data-Structures-Algorithms-Python 80 Algorithms-and-Data-Structures 47 data-structures-in-open-source 31 awesome-nodejs-pure-js 96 awesome-interview 74 practice-python-programming-projects 95 data-engineering-collection 678 c-free-tutorials 37 python-workshop-7 66 free-data-structures-resources 117
Data structures Categories
🧠 Big Tech Algorithm Questions 288 Utilities 174 Software Packages 154 Database Clients 144 Database 130 Web Frameworks 107 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 97 Exercises 92 Networking 89 Testing 89 Command Line 87 Websites 86 ✅ Data Structures 83 Configuration 83 Data Pipelines & Streaming 82 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 76