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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/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/nkokor/Fibonacci-Heap

Python implementation of Fibonacci Heap

data-structures fibonacci-heap

Last synced: 25 Sep 2025

https://github.com/ahmed-roshdy-1/lab-3-assissment

it problem-solving using data structures and that when I in my second years in computer science college

c data-structures

Last synced: 02 Aug 2025

https://github.com/sysread/skewheap-pp

A fast and flexible heap structure written in pure perl

data-structures heap perl perl5 prioity-queue queue skew skewheap

Last synced: 02 Aug 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/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: 04 May 2026

https://github.com/rosekamallove/learn_code

This is a repository that contains all the topics that I @rosekamallove studied while learning to code and am currently learning Data Structures and Algorithms, and all the code I wrote are in this repo and I am thinking of making this repo more like a Learning resource.

algorithms competitive-programming cpp data-structures development

Last synced: 04 Aug 2025

https://github.com/ehab-elshimi-developer/java-problem-solving-sheets

Scalable Java problem-solving sheets — modular, backend-ready, clean-coded, and mindset-driven. Designed to simulate real-world engineering challenges.

algorithms backend-development clean-code data-structures design-patterns engineering-mindset exception-handling java modularization multithreading oop oop-in-java problem-solving solid-principles

Last synced: 07 Aug 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/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/ravin-d-27/data_structures_questions

Here's my repository where I will be uploading placement coding questions with solutions here.

algorithms data-structures java leetcode

Last synced: 10 Aug 2025

https://github.com/dangnm9699/applied-algorithms

Applied algorithms / HUST / 20192

algorithms cpp data-structures hust

Last synced: 12 Aug 2025

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

This is repository that contains a Java packages with differents data structures implementation.

data-structures

Last synced: 04 Oct 2025

https://github.com/manu-sh/my_collections

A collection of generics data structures (WIP)

c data-structures generics wip

Last synced: 14 Aug 2025

https://github.com/rishabh672003/hash-table-in-cpp

A very simple hash table implementation in CPP

cmake cpp cpp20 data-structures hash hash-table hashing

Last synced: 19 Aug 2025

https://github.com/mehul237/a2z-dsa-course

Teaches you problem solving by diving deep into DSA, with 450+ modules

algorithm cpp data-structures

Last synced: 14 Jun 2025

https://github.com/shriram-vibhute/python

This repository contains comprehensive Python coursework, featuring lessons on fundamentals, data structures & OOP's. concept.

data-structures object-oriented-programming programming-language python

Last synced: 22 Aug 2025

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/zhravan/data-structures-and-algorithm

Repo contains the development explanation and code for Data Structure and Algorithm

algorithm algorithms data-structures

Last synced: 26 Aug 2025

https://github.com/iyashwantsaini/dust

Data Structures | Algorithms | STL | C++

algorithms cpp data-structures

Last synced: 30 Aug 2025

https://github.com/davidyslu/OnlineJudgeZero

Personal Submission of Online Judge Zero (臺灣高中生程式解題系統)

algorithms cpp data-structures

Last synced: 29 Aug 2025

https://github.com/matheusjohannaraujo/data-manager

DataManager is a PHP library developed to simplify file and directory manipulation, offering an intuitive class for common filesystem operations.

data-structures filestorage filesystem filesystem-library php php-library php7 php8

Last synced: 20 Feb 2026

https://github.com/peyman-borhani/gdb

Generative Data Build - define structured data template, convert data into raw or re-build it from raw into intended/original structure.

data-structures javascript method object-storage template

Last synced: 31 Aug 2025

https://github.com/muhammed-rizin/data-structures

This repository focuses on implementing various data structures and algorithms using JavaScript. It covers a wide range of topics including, Linked List, Array, Binary Search, Linear Search, Recurtion , Sorting algorithms, Stack, Queue, Hash Table , Tree, Binary Search Tree, Heap, Graph and Trie

array binary-search-tree data-structures hashtable heap javascript linked-list queue recursion sorting-algorithms stack string tree trie

Last synced: 07 Sep 2025

https://github.com/denezt/working-with-pointers-and-data-structures

A beginner to advanced guide for working with pointer and data structures in C Programming Language

arrays c data-structures low-level pointers wrapper

Last synced: 13 Jun 2026

https://github.com/calcit-lang/ternary-tree.ts

TypeScript version of calcit-lang/ternary-tree

data-structures typescript

Last synced: 24 Jul 2025

https://github.com/devhindo/williamfiset

Empowering WilliamFiset tutorials by summarizing videos, providing follow-up problems and adding additional resources for each video

algorithms computer-science data-structures mathematics

Last synced: 09 Jan 2026

https://github.com/luckykk273/computerscience

Include examples of data structures, sorting algorithms and design patterns.

computer-science data-structures design-patterns sorting-algorithms

Last synced: 14 May 2025

https://github.com/quytelda/focs

Functional Open C Structures - C Data Structures Library

c data-structures focs functional libfocs

Last synced: 12 Nov 2025

https://github.com/nekruzash/sudoku-solver

A sudoku solver program that solves a sudoku game board using backtracking method and recursion.

cpp data-structures

Last synced: 05 Mar 2025

https://github.com/dirkgroot/fsharpx.radixtree

A general-purpose implementation of a Relaxed Radix Balanced tree.

data-structures fsharp fsharp-practice fsunit immutable-collections test-driven-development

Last synced: 25 May 2026

https://github.com/mdh266/java-practice

Practice Problems In Java

algorithms data-structures datastructures java

Last synced: 26 Mar 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/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/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/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/ryomendev/tle-eliminator

TLE-Eliminator is a repository dedicated to learning DSA (Data Structures and Algorithms) through efficient algorithms and optimized solutions. It focuses on improving the execution time of code, helping developers master DSA concepts and build more efficient solutions for competitive programming.

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

Last synced: 17 Mar 2025

https://github.com/theteachr/trie

A minimal trie structure to store zip codes

c data-structures trie

Last synced: 25 May 2026

https://github.com/dnlbb/algorithms-and-data-structures-mstu

This repository contains homework on the course algorithms and data structures of MSTU

algorithms c-language data-structures

Last synced: 25 May 2026

https://github.com/nehavatsyan/datastructures

Repository contains Data structures and Algorithms implemented in Golang

algorithms data-structures go golang golang-package

Last synced: 26 Mar 2025

https://github.com/mutokrm/googlestep

This repository has homework that I submitted during Google STEP where I learned the basics of of Computer Science.

algorithms calculator data-structures malloc traveling-salesman-problem

Last synced: 22 Apr 2026

https://github.com/sysread/skewheap

A fast, efficient, self-adjusting heap for Perl, implemented in C

c data-structures heap perl skew-heap xs

Last synced: 17 Apr 2026

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

Lab works for Data Structures

c data-structures linked-list

Last synced: 26 Dec 2025

https://github.com/seifalmotaz/routly

Routly: Elevating skills through dynamic data structures, using binary trees for precise URL path matching.

algorithms algorithms-and-data-structures dart dartlang data-structures

Last synced: 06 Feb 2026

https://github.com/akarimin/algs0

Algorithms Instructed by Dr. Robert Sedgewick

algorithms data-structures search sort tree union-find

Last synced: 07 Apr 2025

https://github.com/aditeyabaral/data-structures-lab-ue18cs207

A repository containing the source codes to the problem statements given as part of the Data Structures Laboratory course (UE18CS207) at PES University.

algorithms algorithms-and-data-structures c data-structures

Last synced: 26 May 2026

https://github.com/diogo-nb/radix-sort

Radix sort implementation in C for education purposes.

c data-structures radix-sort sorting-algorithms

Last synced: 13 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/codejsha/algorithm-examples

Examples of algorithms, data structures, and problem-solving for practical applications

algorithms data-structures problem-solving

Last synced: 02 Apr 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: 18 Apr 2026

https://github.com/ashharr/dsa-bootcamp

Data Structures and Algorithms. LeetCode Problems Practice.

algorithms data-structures dsa interview java python

Last synced: 19 Apr 2026

https://github.com/mohitbansal964/binary-tree

Binary Tree Insertion, Traversal and display in vertical and horizontal format

binary-trees cpp data-structures

Last synced: 30 May 2026

https://github.com/palak-463/javadsa

Join me on an adventure where I tackle data structures and algorithms using Java, sharpening my problem-solving skills along the way. 🖥️

algorithms data-structures dsa java problem-solving

Last synced: 17 Jun 2025

https://github.com/humayan-kabir/data-structure

data structure repository for competitive programming

competitive-programming cpp data-structures

Last synced: 30 Jun 2025

https://github.com/jkazari/mathematics-laboratories-4.1

Repository of solutions for my Algorithms and Data Structures class on the 4th semester of studying Mathematics at Gdańsk University of Technology

algorithms cpp data-structures

Last synced: 30 Jun 2025

https://github.com/mastercruelty/c-go-algorithms

Just a repository where I put my C and Go exercises about my exam of Algorithm and data structures at University of Milan

algorithms c data-structures golang

Last synced: 14 May 2026

https://github.com/adriandarian/hackerrank

💻 All of my HackerRank Solutions

algorithms data-structures

Last synced: 18 Jan 2026

https://github.com/kalyan4636/interview-coding-practice-questions

PYTHON AND JAVA CODING SNIPPETS, TECHNICAL INTERVIEW QUESTIONS AND PRACTICE CODE.

angular corejava cpp css data-structures django framework html java javascript mongodb python sql

Last synced: 11 Apr 2026

https://github.com/levichu51/pro2-practica2-22-23

Práctica de la asignatura de Programación 2 de la UDC 22/23

data-structures programming udc university

Last synced: 16 May 2025

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

:books: Algorithms and Data Structures implemented in Java

data-structure-java data-structures

Last synced: 27 May 2026

https://github.com/neuodev/linkedlist

Build Linked List. Methods: reverseLinkedList, getKthFromTheEnd, toArray, size, indexOf, contains, deleteLast, deleteFirst, addFirst, addLast

data-structures linked-list reverse-linked-list

Last synced: 27 May 2026

https://github.com/0x484558/fairqueue

Spatially distancing fair queue

data-structures fairness no-std queue round-robin stack

Last synced: 21 Feb 2026

https://github.com/valentinnsoare/structcraftlib

Java library with custom data structures made with customization benefits and performance in mind.

arraylist binary-search binary-search-tree data-structures design-patterns hashtable heap java library linked-list performance queue sorting-algorithms stack

Last synced: 23 Mar 2025

https://github.com/jenniferplusplus/interview-algorithms

A collection of solutions to algorithm or data structure based programming challenges I've been given during interviews recently.

algorithm-challenges algorithms algorithms-and-data-structures data-structures interview interview-practice interview-preparation interview-questions

Last synced: 18 Nov 2025

https://github.com/richardmiruka/alx-interview

This interview repository 📒 is a collection of (practical) questions and answers designed to help someone prepare for programming interviews. The repository is organized into several categories, including Algorithms, programming concepts, and miscellaneous topics through Practical questions and concepts such as Pascal's triangle.

algorithms algorithms-and-data-structures data-structures logic logic-programming programming-languages

Last synced: 26 Feb 2025

https://github.com/suniksha12/dsa_programs

This repository is a comprehensive collection of Data Structures and Algorithms (DSA) programs implemented in Java. Each major topic in DSA has its dedicated subfolder, referred to as a ‘set’. Each ‘set’ encapsulates 10-12 specific DSA programs related to the overarching topic.

algorithms approach data-structures datastructures-algorithms dsa file-upload git github interview-preparation interview-questions java pages problem-solving revision solutions spacecomplexity star timecomplexity

Last synced: 26 Jan 2026

https://github.com/sureshsundriyal/rcu-cache

A FIFO cache implementation in Python with lock-free reads.

cache data-structures fifo-cache lock-free-reads python rcu rcu-cache

Last synced: 23 Mar 2025

https://github.com/csalam07/dslab

For reference only. Don't misuse it. Thank you

c data-structures

Last synced: 17 Mar 2025

https://github.com/iampavangandhi/huffmanendec

♾️ Huffman Encoder-Decoder Web App (using Huffman Coding)

data-structures encoder-decoder huffman-coding huffman-tree javascript

Last synced: 16 Jun 2025

https://github.com/jabhij/hacks_python

Python hacks for code optimization.

algorithms data-structures datatypes python

Last synced: 27 May 2026

https://github.com/ahmedukamel/cs211-data-structures-and-algorithms

Implementation for linear data structures taken in Data Structures and Algorithms course in Beni Suef University

algorithms data-structures java linear-data-structures

Last synced: 17 Mar 2025

https://github.com/zakariaelbouzkri/my_cses_problems_solutions

this repo contains my solutions to the University of Helsinki's "Competitive Programming" course problem set hosted on the CSES (Code Submission Evaluation System) platform. This repository serves as a showcase of my problem-solving skills and coding journey as I tackle a variety of algorithmic challenges.

algo cpp cses-problem-set-solution data-structures dynamic-programming graph-algorithms math mathematics searching-algorithms sorting-algorithms

Last synced: 27 Feb 2025

https://github.com/theanujdev/dsa-python

A beginner-friendly introduction to common data structures (array, linked lists, stacks, queues, trees, graphs) and algorithms (searching, sorting, recursion, dynamic programming) in Python.

algorithms data-structures data-structures-and-algorithms dsa python python3 theanujdev

Last synced: 10 Jun 2026

https://github.com/kawser2133/problem-solving-practice

The solutions are implemented in the C# programming language and aim to showcase my problem-solving skills and coding practices.

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

Last synced: 03 Mar 2025

https://github.com/asbhogal/javascript-algorithms-and-data-structures

Course notes for the JavaScript course provided by freeCodeCamp entitled 'JavaScript Algorithms and Data Structures.' Notes from activites and exercises will be pushed to this repo to serve as a 'bank' of resources and future reference.

algorithms data-structures data-structures-and-algorithms debugging dsa dsa-algorithm dsa-practice es6 freecodecamp functional-programming html5 javascript javascript-algorithms js object-oriented-programming oop

Last synced: 14 Oct 2025

https://github.com/nishkarsh25/iit-h-hospital-helpdesk-portal

Description: The IIT-H Hospital Helpdesk Portal is a multipurpose system that includes a directory of doctors and patients, an appointment management system, and a feedback management portal. The portal allows for easy access to important information, including doctor and patient details, appointment availability, and feedback ratings.,

data-structures linkedlists-using-class

Last synced: 15 Jul 2025

https://github.com/mayankm96/eso207a_iitk

Programming Assignment Solutions for the course ESO207A: Data Structures and Algorithms

data-structures iitkanpur

Last synced: 11 Apr 2026

https://github.com/jitendra3109/datastructure-algorithms

Contents code implemented in java.

algorithms data-structures hackerearth java

Last synced: 23 Mar 2025

https://github.com/aryanjain28/dsa

"This repository contains my LeetCode practice, DSA understanding, and crucial algorithms, encompassing all of my code."

algorithms data-structures leetcode leetcode-solutions python3

Last synced: 24 Mar 2025

Data structures Awesome Lists
awesome-leetcode-resources 65 best-of-python 684 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 Algorithms-and-Data-Structures 47 Data-Structures-Algorithms-Python 80 awesome-interview 74 data-structures-in-open-source 31 awesome-nodejs-pure-js 96 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 147 Database 128 Web Frameworks 106 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 97 Exercises 92 Testing 89 Websites 88 Networking 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 ✅ Data Structures 83 命令行工具 80 Machine Learning 79 Data Structures and Algorithms 76