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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/mmiranda96/algorithms-go

Algorithms workshop in Golang

algorithm data-structures golang

Last synced: 02 Jul 2025

https://github.com/chrisammon3000/dict-smasher

Flatten Python dictionaries in one go.

data-structures python-library

Last synced: 16 Mar 2025

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/ranaessam03/vectorclass

Vector class implementation using c++

data-structures object-oriented-programming

Last synced: 10 Oct 2025

https://github.com/shwetajoshi601/cracking-the-coding-interview-solutions

This repository contains my solutions to the problems in the book Cracking the Coding Interview.

cracking-the-coding-interview ctci ctci-solutions data-structures java solutions

Last synced: 10 Oct 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/daryaandreyuk/leetcodetasks

Preparation for LIVE Coding interviews

algorithms coding data-structures java notations

Last synced: 07 Apr 2025

https://github.com/the-pro7/data-structures-in-javascript

An implementation of a few of the pupular data structures in the JS programming language

data-structures oop

Last synced: 09 Oct 2025

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

Implementation of a series of data structures in C

c data-structures

Last synced: 09 Oct 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: 20 Apr 2026

https://github.com/lebrancconvas/datastructure-algorithms-playground

Practicing Data Structures and Algorithms in various Programming Language.

algorithms data-structures data-structures-and-algorithms

Last synced: 04 Jun 2026

https://github.com/bcongdon/hackerrank

:computer: My HackerRank solutions

algorithms data-structures hackerrank python

Last synced: 09 Oct 2025

https://github.com/justinlubin/cs-162-notes

UChicago CS 162 Notes, Winter 2017.

algorithms c data-structures notes

Last synced: 21 Apr 2026

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/ahmdeltoky03/school_management_system

School Management System-C project

algorithm c-programming data-structures

Last synced: 22 Apr 2026

https://github.com/nilesh2000/errorfreecodes

Repository I use for my interview preparation.

algorithms cpp data-structures

Last synced: 09 Oct 2025

https://github.com/hossein13m/leetcodechallenges

LeetCode Challenges Answers and Explanations

algorithms data-structures javascript leetcode

Last synced: 05 Jun 2026

https://github.com/bl33h/byletter

Categorize words by their starting letter in a dictionary.

algorithms data-structures dictionary logic python text-processing word

Last synced: 09 Oct 2025

https://github.com/indexposition/linked-list-text-editor

A simple Text Editor that uses the concept of Linked List.

algotithms capstone-project data-structures dsa linked-list project

Last synced: 28 May 2026

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/fl03/algae

A collection of useful algorithms and data-structures optimized for blockchain environments

algorithms data-structures rust scsys wasm

Last synced: 24 Apr 2026

https://github.com/amrhossamdev/leetcode

Collection of leetcode questions that I solved - feel free to ask me at any time <3

algorithms data-structures interview-questions leetcode

Last synced: 15 Mar 2025

https://github.com/brianttn/linked-list_bubble-sort_insert-node

A simple "linked list" application with the bubble sort method. It can sort the linked list node values in ascending order and find the appropriate position in sorted linked list to insert a new node element.

data-structures linked-list memory-allocation sorting

Last synced: 24 Apr 2026

https://github.com/jilliennelapid/stackcalculator

Project 1: A Stack (Data Structure) Calculator that implements strings and infix/postfix notation to compute basic operations.

cpp data-structures infix-to-postfix iomanip stack stack-calculator stacks strings

Last synced: 08 Oct 2025

https://github.com/miguelriosoliveira/42

Projects from 42 school

algorithms c data-structures makefile shell

Last synced: 21 Jan 2026

https://github.com/betarixm/csed233

POSTECH: Data Structure (Spring 2020)

data-structures graph postech sort trees

Last synced: 25 Apr 2026

https://github.com/satishdash/juliaexercism

Exercises on various Julia concepts from Exercism.io

data-structures julialang programming

Last synced: 25 Apr 2026

https://github.com/vtickner/codecademy-recommendation-software

This portfolio project was created as part of Codecademy's Computer Science Career Path course. The recommendation software I have created provides TV show recommendations based off genre types.

algorithms classes-in-python data-structures flowchart json python quicksort stack

Last synced: 25 Apr 2026

https://github.com/zakariaelbouzkri/stack_sorter

This project will make you sort data on a stack, with a limited set of instructions, using the lowest possible number of actions. To succeed you’ll have to manipulate various types of algorithms and choose the most appropriate solution (out of many) for an optimized data sorting

algo c data-structures

Last synced: 22 Nov 2025

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/nitsas/py3algs

Simple Python 3 implementations of popular algorithms and data structures.

algorithms data-structures python

Last synced: 06 Jun 2026

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

Implementações de algumas estruturas.

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

Last synced: 08 Oct 2025

https://github.com/nkokor/Fibonacci-Heap

Python implementation of Fibonacci Heap

data-structures fibonacci-heap

Last synced: 25 Sep 2025

https://github.com/bam-j/datastructure

자료구조 C언어 구현

c data-structures

Last synced: 31 Mar 2025

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/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: 11 Jun 2026

https://github.com/islamaliev/algorithms

simple implementation of some common algorithms

algorithms algorithms-and-data-structures data-structures

Last synced: 29 Jul 2025

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/kwanhooo/pods

Practices on Data Structures

cpp data-structures data-structures-and-algorithms

Last synced: 13 Jun 2026

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

:signal_strength: Python's ordereddict data structure for JavaScript

agpl collections data-structures dict javascript ordered ordereddict

Last synced: 18 Sep 2025

https://github.com/cihat-kose/patika-java-projects

A curated collection of beginner to intermediate Java projects focusing on essential programming concepts such as arithmetic, sorting, recursion, and object-oriented programming. Perfect for learners to strengthen their Java skills through hands-on practice.

algorithm-challenges beginner-friendly data-structures java java-exercises java-fundamentals oops-in-java problem-solving training-materials

Last synced: 17 Jun 2025

https://github.com/01barthez/expression-checker

We would like to write a program to tell whether expressions made up of pa-renthèses, brackets and accolades are well-formed. brackets and braces are well formed: the algorithm scans the string and determines whether determines whether there's a balance (and in the right order) between the opening parentheses and fer- brackets “[” and others...

assessment-project c data-structures homework makefile

Last synced: 04 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/ianfelps/estrutura_de_dados_em_c

Repositório para estudos sobre estrutura de dados na linguagem C.

c-language data-structures

Last synced: 12 Jun 2025

https://github.com/01barthez/ludo-game-c-sdl

Ludo is a game in which each player moves his four pawns on a board according to the rolls of the dice, with the aim of getting all his pawns to the central square. This project consists in implementing a digital version of the game in C with SDL, managing the interface and the game rules.

assessment-project c cprograms data-structures makefile sdl2 sdl2-image

Last synced: 04 Mar 2025

https://github.com/arriqaaq/bst

Binary Search tree implementation

algorithm binary-search-tree data-structures golang

Last synced: 20 Mar 2025

https://github.com/jaem1n207/brain

개발을 할 때 필요한 일부 기본 지식들을 정리한 저장소

accessibility css data-structures database front-end html javascript network node os patterns performance react security

Last synced: 08 Apr 2026

https://github.com/lucidfrontier45/indexed-vector

A Rust library that implements vector container that can be indexed with specified function.

data-structures rust

Last synced: 05 Apr 2025

https://github.com/himmat12/dsa-playground

This repository contains coding problems for practicing data structures and algorithms, LeetCode-style. Covers arrays, linked lists, stacks, and more. Solve in any language to strengthen problem-solving skills and prep for interviews.

algorithms-and-data-structures codingchallenges codinginterview data-structures javascript

Last synced: 29 Mar 2025

https://github.com/darrehan/dsa

"Repository for horning programming concepts in C, C++, Java, and Python. Dive into data structures and algorithms to elevate coding prowess."

algorithms c cplusplus data-structures java python

Last synced: 11 Sep 2025

https://github.com/abhijeet-muneshwar/leetcode

This repository contains solutions to LeetCode problems solved in Java & Golang.

algorithm data-structures golang java rust system-design

Last synced: 18 May 2026

https://github.com/neilharia7/daily-coding-problems

C++ & Python Solutions for Daily Coding Problem

algorithms cpp daily-coding-problem data-structures python

Last synced: 15 May 2026

https://github.com/vvhacker007/rube-goldberg-machine

✨Implementation of multiple data structures as Rube's Goldberg Machine 🤖 using c++✔.

algorithms cpp data-structures sorting

Last synced: 29 Mar 2025

https://github.com/hc-b666/competitive-programming

data structures, algorithms, codeforces, icpc, cses

algorithms atcoder codeforces cpp cses data-structures icpc

Last synced: 20 Mar 2025

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/aswinbarath/sde-problems

SDE Problems marked with FAQ Companies

algorithms data-structures gfg java leetcode problem-solving sde-sheet

Last synced: 14 May 2025

https://github.com/yizhezhang-ervin/algorithmspy

Algorithms By Python (数据结构+算法+SortSearch+剑指offer)

algorithms data-structures python3

Last synced: 24 Feb 2025

https://github.com/bryandejesusrt/data-structure-javascript

📊 Proyecto JavaScript: Implementación y aprendizaje de estructuras de datos comunes como grafos, listas enlazadas, mapas, filas, pilas, árboles y diccionarios.

data-structures diccionari graph javascript linked-list map tree-structure

Last synced: 17 Feb 2026

https://github.com/anishlearnstocode/java-batch-10

Introductory course in Java Programming taught at @WhatAfterCollege. 🎓

algorithms course data-structures java online-course oops strings

Last synced: 18 Mar 2025

https://github.com/estkey/datastructure

Multi Language Implementation for Elementary Data Structure

data-structures

Last synced: 27 Mar 2025

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

Practice Problems In Java

algorithms data-structures datastructures java

Last synced: 26 Mar 2025

https://github.com/qjnz/python-data-structure-and-algorithms

Code examples from LinkedIn course [Python Data Structures and Algorithms by Robin Andrews](https://www.linkedin.com/learning/python-data-structures-and-algorithms)

algorithms algorithms-and-data-structures data-structures python python3

Last synced: 04 Apr 2025

https://github.com/sbueschel/go-linked

Doubly linked list for Go (with generics)

data-structures generics go golang linked-list

Last synced: 23 Jul 2025

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

A C++ template-based doubly linked list implementation providing essential list operations such as insertion, deletion, searching, and reversal.

cpp data-structures

Last synced: 10 Jul 2025

https://github.com/ashkarin/ndpatch

Package to extract arbitrary regions from an N-dimensional numpy array assuming it mirrored infinitely.

array data-structures deep-neural-networks image-processing numpy patches region-of-interest

Last synced: 19 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/sumerc/pyctrie

Fast, pure C Trie dictionary

data-structures dictionary prefix python spellcheck suffix trie

Last synced: 08 Sep 2025

https://github.com/danitilahun/competitiveprogrammingsolutions

A comprehensive collection of code solutions for LeetCode and Codeforces problems, designed to enhance your competitive programming skills and help you tackle coding challenges with confidence.

algorithms array data-structures dynamic-programming graph kmp-algorithm linked-list matrix monotonic-stack python queue sliding-window sorting-algorithms stack tree trie two-pointers union-find

Last synced: 03 Nov 2025

https://github.com/dsa-ou/paddles

A pedagogical algorithms and data structures library

algorithms data-structures education

Last synced: 16 Feb 2026

https://github.com/tristanpenman/algorithms

Code for various algorithms, data structures, and coding interview questions

algorithms data-structures

Last synced: 22 Mar 2025

https://github.com/ishaansathaye/datastructalgorithms

Data Structures and Sorting Algorithms Prep and Repo before CPE 202 Course

algorithms data-structures python3 sorting-algorithms

Last synced: 13 Apr 2025

https://github.com/ana-chenoweth/queue

The Cola class implements a generic queue (FIFO - First In, First Out) for storing elements of type T. Resources

c data-structures dsa queue queues

Last synced: 17 May 2026

https://github.com/bradford-smith94/useful-c

Some useful bits of C

c data-structures

Last synced: 22 Mar 2025

https://github.com/ghackenberg/kurs-datenanalyse

This repository contains material for my data analysis course. In this course we first introduce the concept of databases and SQL, before diving into OLAP and other data analysis tools.

data-analysis data-structures data-warehouse entity-relationship-diagram etl graph list olap relational-algebra relational-database sql tree

Last synced: 17 Feb 2026

https://github.com/iml1111/algorithm-study

코딩테스트 공부용 아카이브

algorithms data-structures

Last synced: 29 Mar 2025

https://github.com/sagarmedtiya/dsa-in-c-plus-plus

Data Structures and Algorithms In C++

algorithms cpp data-structures

Last synced: 20 May 2026

https://github.com/bansal-samarth/daily-dose-of-dsa

A collection of my DSA solutions—cracking problems one algorithm at a time!

algorithms-and-data-structures data-structures dsa geeksforgeeks geeksforgeeks-solutions leetcode leetcode-solutions

Last synced: 06 Apr 2025

https://github.com/gcoronelc/ucv_gdi-1_202302-b2

Taller de Gestión de Datos e Información I con Gustavo Coronel.

data data-science data-structures database databases online oracle query relational-databases security sql sql-server

Last synced: 19 May 2026

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 93 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 ✅ Data Structures 75 Machine Learning 75