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/ernyoke/algorithms-ts

Algorithms and data-structures implemented in TypeScript (NodeJs)

algorithms data-structures

Last synced: 16 Jan 2026

https://github.com/srujayreddy/subsgredient-app

Java-based application that helps users find and substitute ingredients efficiently.

algorithm-optimization csv-integration data-structures educational-project full-stack java junit5 red-black-tree team-collaboration

Last synced: 12 Oct 2025

https://github.com/c1m50c/rust-data-structures

A library implementing various Data Structures in Rust, made strictly for learning purposes.

data-structures doubly-linked-list educational examples learning library linked-list mit-license rust vector

Last synced: 10 Jul 2025

https://github.com/jabolopes/go-sparseset

Sparse sets with efficient traversal, joining, sorting, etc.

data-structures generics go golang golang-library sets sparse-sets utility

Last synced: 21 Mar 2025

https://github.com/miladsade96/leetcode_with_java

Solving Leetcode Challenges using Java Programming Language and Testing them with JUnit

algorithm algorithms algorithms-and-data-structures data-structures java java-8 javaee leetcode leetcode-java leetcode-solutions

Last synced: 18 Feb 2026

https://github.com/pawelzeja098/algoritms-and-data-structures

Basic algorithms and data structures implemented in Python.

algorithms data-structures python

Last synced: 07 Sep 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/mathusanm6/leetcode

Solutions for Leetcode Problems (tested using pytest and continuous integration)

algorithms algorithms-and-data-structures continuous-integration data-structures flake8 leetcode-python leetcode-solutions pytest

Last synced: 28 Aug 2025

https://github.com/evasabeeh/travel-route-planner

Implemented Dijkstra's algorithm to find the most optimal path between the origin and destination.

c cpp data-structures

Last synced: 23 Mar 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/lemunozm/runtypes

Fast and lightweight runtime-types library

cpp11 data-structures runtime-library shared-memory types

Last synced: 26 Mar 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/khavishbhundoo/collections

A collection of common data structures for Go in both thread safe and non-thread safe variants

conccurent data-structures golang map queue stack

Last synced: 17 Jan 2026

https://github.com/swappy514/python-learning-hub

A comprehensive, well-structured Python learning repository — from basics to advanced topics including OOP, recursion, data structures, debugging, and real-world industry examples. Perfect for beginners and intermediate learners aiming to master Python programming.

advanced algorithms beginner code-examples data-structures debugging industry-projects intermediate learning oop programming python recursion tutorial

Last synced: 10 Aug 2025

https://github.com/arin-paliwal/data-structure-in-c

This Repository consists of a Program Code in C Language as described by our curriculum in the B.Tech Programme in the domain of Computer Science and Engineering. It consists of codes which i have used in DSA in C Language and it is also a credential subject in our curriculam.

algorithms c data-structures

Last synced: 07 Apr 2025

https://github.com/sumerc/pyctrie

Fast, pure C Trie dictionary

data-structures dictionary prefix python spellcheck suffix trie

Last synced: 08 Sep 2025

https://github.com/imbios/lab-extract-common-letters

📝 TypeScript implementation of an algorithm to extract common characters across multiple strings, optimized for performance with O(n*k) time complexity.

algorithms coding-challenge coding-interview data-structures educational hacktoberfest hash-table interview-preparation leetcode npm-package optimization performance problem-solving string-manipulation time-complexity typescript

Last synced: 20 Apr 2026

https://github.com/duliodenis/swift-ds-algo

This is a repository of Swift Data Structures and Algorithms ranging from Big-O Analysis, Linked Lists, Recursion, Generics and Sorting.

algorithms data-structures swift

Last synced: 16 Oct 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/okeuday/keys1value

Erlang set associative map for key lists

data-structures erlang

Last synced: 24 Jul 2025

https://github.com/1337fury/42_minishell

Simple Unix shell implementation developed as part of the curriculum at 42. It provides a command-line interface that allows users to execute commands, launch programs, and perform various operations in a shell environment.

algorithms command-line data-structures shell unix

Last synced: 20 Apr 2026

https://github.com/sidp919/competitive-programming

Created to improve python + competitive programming skills. This repository will include python programs and notes on Basics of Python, Data Structures and Algorithms with their implementations and explanations.

algorithms-and-data-structures competitive-programming data-structures python3

Last synced: 13 Jul 2025

https://github.com/richiepagard/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: 18 Jan 2026

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/prasundas99/problem-solving

A list of all common problems (solved) from beginners to advance in problem solving

c codeforces-solutions cpp data-structures java oops-in-java problem-solving

Last synced: 11 Apr 2025

https://github.com/sumitkumargiri/data-structure-project-convert-an-array-to-a-doubly-linked-list

This repository contain all the best practices for managing Github repository.

data-structures datastructuresandalgorithm github project

Last synced: 12 Mar 2025

https://github.com/sakapon/wbtrees

Provides a basic implementation of weight-balanced binary trees.

algorithms binary-search-tree data-structures self-balancing-binary-search-tree weight-balanced-tree

Last synced: 26 Jul 2025

https://github.com/bl33h/discreteeventsimulation

Simulation of program execution in a time-sharing operating system.

cpu data-structures operating-system python ram simulation time-sharing

Last synced: 14 Mar 2025

https://github.com/ososuna/js-data-structures-library

💾 JavaScript data structures library

data-structures es6 javascript nodejs

Last synced: 26 Jul 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/shishir-grez/proxyserver

Proxy Server written in C , supports multithreading , logging and LRU caching. Custom Data Structure ( Combination of Hash Map + Queue ) for O(1) insertion, retrieval, deletion and updation of Cache.

c caching data-structures linked-list lru-cache multithreading mutex proxy semaphore socket

Last synced: 04 Mar 2025

https://github.com/albertopirillo/api-project-2020

Projects of Algorithms and Data Structures @ PoliMi. Implementation of an efficient text editor inspired by ed, with added undo and redo functionalities.

algorithms data-structures performance text-editor

Last synced: 20 Apr 2026

https://github.com/elazzouzihassan/graphql-tuto

Welcome to the GraphQL Tutorial repository! 🚀

api data-structures graphql nodejs tutorial-sourcecode

Last synced: 13 Apr 2026

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/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/jakerockland/data-structure-essentials

Implementation of the basics of algorithms and data structures including searching, sorting, lists, stacks, queues, hash tables, trees, and graphs.

algorithms data-structures python

Last synced: 24 Jul 2025

https://github.com/hassanshehzad1/dsa_projects

## About - Virtual Pet Sanctuary Simulator The **Virtual Pet Sanctuary Simulator** is a comprehensive Java-based console application that simulates the management of a virtual animal sanctuary. The project is designed to provide an interactive experience for users in different roles—Manager, CareTaker, and Guest—allowing them to manage, care for

avl-tree binary-search-tree data-structures data-structures-and-algorithms dsa dsa-algorithm graph hashing hashmap heap iterator java linked-list queue searching-algorithms sorting-algorithms stack tree

Last synced: 11 Sep 2025

https://github.com/mawuva/struct-changelog

Tracks changes in nested Python structures (dicts, lists, tuples, and objects with __dict__).

change-tracking changelog data-diff data-structures dict diff json library list nested-data python python3

Last synced: 26 Oct 2025

https://github.com/xanonymous-github/data_structure

Practice Data Structure

cpp20 data-structures python3

Last synced: 22 Feb 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/pedrofurtado/c-data-structures

Data structures implemented in C.

c data-structure data-structures

Last synced: 05 Apr 2025

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

This is a custom queue, different from a standard FIFO queue, resembling a linked list with unique behavior. I built this project to learn object-oriented programming and master queue manipulation. I also implemented the core queue logic.

data-structures queue

Last synced: 20 Mar 2025

https://github.com/jdeokkim/atc-lab

A collection of my submissions for AtCoder contest problems.

algorithms atcoder atcoder-contests atcoder-solutions c c99 data-structures

Last synced: 06 Jul 2025

https://github.com/m4nuc/algorithms-data-structures

Python Implementations of classic Algos and DSs

algorithm coursera data-structures

Last synced: 06 Nov 2025

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/theodesp/algorithms-erickson

Algorithms Workbook exercises by Jeff Erickson

algorithms data-structures exercises learning-by-doing

Last synced: 06 Apr 2025

https://github.com/angelosans/typescript

From noob to Pro using TypeScript

data-structures

Last synced: 13 May 2025

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

This stack isn't the usual LIFO stack; it's more like a linked list with unique behavior. I built it to learn object-oriented programming and master stack manipulation.

data-structures stack

Last synced: 20 Mar 2025

https://github.com/gaurav-chaurasia/dsa

All my practice problem(data-structure and algorithmic) and code are here

algorithm competitive-programming cpp data-structures readme-md

Last synced: 22 Feb 2025

https://github.com/ascii-dev/puava

A polyglot library of data structures & algorithms built from first principles. (C, C++, Java, Python, Rust, Go). Managed with Bazel.

algorithms bazel c cpp data-structures first-principles java monorepo python system-design

Last synced: 13 Apr 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/suvasish114/dsa

Data structure and algorithm related problems and codes

algorithm data-structures

Last synced: 07 Feb 2026

https://github.com/feldroop/genedex

A small and fast FM-Index for Rust

bioinformatics data-structures fmindex search sequence-analysis

Last synced: 13 Sep 2025

https://github.com/micahondiwa/printf

Creating and implementing a custom printf function in C

c cli data-structures header-files malloc malloc-free printf

Last synced: 07 Aug 2025

https://github.com/skytreader/pydagogical

Implementations of textbook data structures

algorithms data-structures python

Last synced: 01 Feb 2026

https://github.com/abdealijaroli/dsa

Leetcode and GFG solutions in C++. Have built a similar repo in Golang, check out (github.com/abdealijaroli/leetgo)

algorithms cpp data-structures dsa leetcode

Last synced: 01 Mar 2025

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/vikramgujar/logical-problem-solving

A daily updated collection of Java solutions to logical problems like arrays, strings, recursion, and more. Perfect for coding practice, interviews, and enhancing problem-solving skills.

algorithms arrays coding coding-practice competitive-programming daily-coding data-structures interview-preparation java java-exercises logical-problems problem-solving programming-challenges recursion strings

Last synced: 26 Feb 2025

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/sabberrahman/cse

My CSE study resources: Lecture notes, Code snippets, and Study materials

algorithm data-structures leetcode neetcode150 problem-solving

Last synced: 05 Nov 2025

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

This is a repository made for Portuguese speakers who are learning data structures and algorithms, I was studying this topic and didn’t find a lot of information in Portuguese, so I decided to concentrate the fonts, resources that I found on the internet and include examples made by me in PHP

brazilian-portuguese data-structures datastructures php7 portuguese sorting-algorithms sorting-algorithms-implemented

Last synced: 29 Mar 2025

https://github.com/almmiko/rttd

Solutions for different technical problems.

algorithms data-structures leetcode

Last synced: 06 Jul 2025

https://github.com/elcobvg/hackerrank-ctci

My javascript solutions to Cracking the Coding Interview tutorials: https://www.hackerrank.com/domains/tutorials/cracking-the-coding-interview

algorithm-challenges coding-interview-tutorials cracking-the-coding-interview data-structures hackerrank-ctci javascript

Last synced: 27 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

https://github.com/bogwi/eruzero

Bullet-Train fast hashmap for Zig

benchmark data-structures hashmap hashtable zig zig-package ziglang

Last synced: 12 Apr 2025

https://github.com/mavroprovato/algorithms

A library that implements various data structures and algorithms in C.

algorithms c data-structures

Last synced: 05 Dec 2025

https://github.com/bih-cei/sphn-to-fhir-map

Map of the Swiss Personalized Health Network Dataset to Fast Healthcare Interoperability Resources - Submission to MIE 2023 by S. Klopfenstein, S. Thun, K. Crameri and C. Stellmach

data-structures fhir health-research healthdata interoperability map mapping sphn

Last synced: 07 Apr 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/d-coder135/linear_data_structures_basics_java

Introduction and basic knowledge about data structures and implementation of it in Java language.

data-structures java

Last synced: 14 Apr 2025

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/maestre3d/coding-interview

Basic coding interview algorithms written in Java 15.

algorithms algorithms-and-data-structures coding-interviews data-structures

Last synced: 02 Apr 2025

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