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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/dyna-bytes/data-structure-and-algorithm

[KECE208] Data Structure and Algorithm, Korea Univ.

algorithms data-structures

Last synced: 25 Mar 2025

https://github.com/splurf/implhm

Simplified library of collision-handling HashMaps

collision-handling data-structures hashmap

Last synced: 20 Mar 2025

https://github.com/janeberry/hangman

Classic Hangman Game

data-structures linked-list lists

Last synced: 26 May 2026

https://github.com/qibinlou/kotlin-common-lib

A Guava-like Kotlin common platform algorithms and utilities lib.

algorithms common data-structures js jvm kotlin library

Last synced: 13 Apr 2026

https://github.com/justdvnsh/algorithms

A list of all major algorithms, their tests and explanations ranging all the way from basic to advanced.

advanced algorithms basic data-structures intermediate javascript machine-learning-algorithms statistics

Last synced: 12 Jul 2025

https://github.com/knands42/algorithms-data-structure-go

A place to put all my solved algorithm exervices and data structure in Golang

algorithms data-structures golang

Last synced: 11 Jun 2025

https://github.com/claudemuller/hashtable.c

A hash table implementation in C

c data-structures hashmap hashtable

Last synced: 08 Apr 2025

https://github.com/dizcza/algs4

Algorithms Parts I & II solutions. Taught by Robert Sedgewick

algorithms data-structures

Last synced: 03 Jul 2025

https://github.com/abdulazizalsheikh/restaurant-system

This repository contains a cloud-based restaurant system designed for a Data Structures course at ImamU. The system aims to streamline the ordering and collection process in a virtual restaurant environment, enhancing efficiency and customer satisfaction through intelligent use of data structures.

data-structures

Last synced: 11 Oct 2025

https://github.com/kacper0199/sorting-algorithms-visualizer

The purpose of this project is to visualize some fundamental sorting algorithms using simple functions and python module pygame.

data-structures pygame python sorting-algorithms visualization

Last synced: 25 Mar 2025

https://github.com/joakimteixeira/student-registration

Student registration console program

c data-structures

Last synced: 29 May 2026

https://github.com/carlosecosmesilva/c-projects-and-exercises

Exercices using C to exercise fundamentals that are being learned during courses , training and college

algorithms c data-structures linked-list

Last synced: 11 Jun 2026

https://github.com/danigb/cs-playground

Classic algorithms and data structures implemented in clojure

algorithms computer-science data-structures

Last synced: 05 Nov 2025

https://github.com/gauravdhoot2608/search_engine

This assignment builds a basic data structure underlying search engines - an inverted index, to answer some simple search queries.

avl-tree data-structures hashmap inverted-index java linked-list object-oriented-programming search-engine

Last synced: 16 Mar 2025

https://github.com/aswassaw/belajar-lodash

Belajar method2 yang dimiliki oleh lodash.

data-structures lodash

Last synced: 13 Jul 2025

https://github.com/mellkam/wszib

Archive of my work during my studies at https://wszib.edu.pl

algorithms data-structures study

Last synced: 03 Jul 2025

https://github.com/tarek-bohdima/exchangerates

Currency-exchange Android app rebuilt as an interview-prep showcase for graph algorithms (BFS / Dijkstra / Bellman-Ford / Floyd-Warshall + arbitrage detection), Union-Find reachability, and Gang of Four design patterns — Kotlin 2.1, Jetpack Compose Material 3, Hilt.

algorithms android bellman-ford clean-architecture coroutines data-structures design-patterns dijkstra exchange-rates floyd-warshall graph-algorithms hilt interview-preparation jetpack-compose kotlin ksp material3 mvvm-architecture retrofit2 union-find

Last synced: 29 May 2026

https://github.com/xorz57/binarysearchtree

Binary Search Tree written in C++14

binary-search-tree cpp data-structures datastructures

Last synced: 24 Mar 2025

https://github.com/dpashutskii/data_structures_algorithms_in_python

Solutions for the Udacity course - Intro to Data Structures and Algorithms

algorithms course data-structures udacity

Last synced: 09 Aug 2025

https://github.com/saxarona/tc1031

Data Structures and Fundamental Algorithms---A full course based on González Guerra original lecture notes using C++

algorithms data-structures

Last synced: 02 Jan 2026

https://github.com/nouranhaitham/competitve_programming_reference

A collection of competitive programming templates and C++ solutions for number theory, graph algorithms, and various challenges.

algorithms codeforces competitive-programming cplusplus data-structures number-theory solutions

Last synced: 04 Jan 2026

https://github.com/kothar/compactlist

An efficient in-memory implementation of List<Long> aiming for minimum memory usage and good insert/remove performance.

data-structures java

Last synced: 16 Jan 2026

https://github.com/arindal1/blind75-proelevate

This Blind 75 DSA sheet from LeetCode contains all the important DSA questions and is designed for quick interview preparation.

algorithms cpp data-structures dsa leetcode leetcode-cpp leetcode-solutions problem-solving

Last synced: 09 Apr 2025

https://github.com/ultraviolet-ninja/datastructures

A place to store all data structures I've made

data-structures

Last synced: 11 May 2026

https://github.com/princeinscripts/leetcode-question

A repository containing solutions to LeetCode questions focused on Data Structures and Algorithms (DSA), aiding in practicing and mastering key concepts in computer science.

algorithms computer-science data-structures leetcode practice-repository programming

Last synced: 04 Sep 2025

https://github.com/nouman6093/python_dsa_and_leetcode

in this repository i will upload everything i have learned about data structures and algorithms in python. Also i will upload all the LeetCode Exercises which i would solve using python.

algorithms algorithms-and-data-structures algorithms-datastructures data-structures data-structures-algorithms data-structures-and-algorithms data-structures-interview-questions data-structures-python dsa dsa-algorithm python python3

Last synced: 22 May 2026

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

A binary search tree made in Java that manipulates integer values.

algorithm binary-search-tree computer-science data-structures java

Last synced: 12 Jun 2025

https://github.com/f4str/c-collections-library

Simple library of generic data structures for C

algorithms c collections containers data-structures

Last synced: 04 Aug 2025

https://github.com/aryantyagi1/brutetooptimal-200-dsa-solutions

This repository contains 200 solved DSA problems in Java, each featuring both brute force and optimal solutions in the same file. Designed for learners and practitioners, it serves as a reference to understand different approaches to problem-solving, compare solution efficiencies, and prepare for coding interviews

data-structures dsa-algorithm java

Last synced: 24 Mar 2025

https://github.com/haunt98/panda-go

Contains simple data structure

data-structures go golang golang-library golang-package

Last synced: 23 Apr 2025

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

Demystifying Data Structures Notes by Brook Riggio, 2022 CascadiaJS.

data-structures notes

Last synced: 28 Feb 2025

https://github.com/marklauter/btree

In-memory BTree.

btree data-structures

Last synced: 01 Apr 2025

https://github.com/mhasanjoy/code

Data Structures

data-structures linked-list stack

Last synced: 30 Mar 2025

https://github.com/lccodder/linkedlist-ts

Default linked list implementation written on TypeScript

data-structures linked-list typescript

Last synced: 21 Mar 2025

https://github.com/kalash9630/algocraft

A web site to help you to track your progress on learning algorithms for cracking interviews.

algorithms bootstrap css data-structures express firebase javascript mern mongo node react

Last synced: 09 Apr 2026

https://github.com/abhilashg001/crimsoncake

A repository that contains solutions to all the problems that I have solved from various competitive programming websites

algorithms competitive-programming data-structures java python

Last synced: 15 May 2026

https://github.com/mustafahakkoz/network_analysis

Centrality calculations of a graph in C language

centrality-calculations data-structures social-graph

Last synced: 29 Jun 2026

https://github.com/manuelescrig/algorithms

A collection of coding interviewing problems in Java.

algorithms data-structures java

Last synced: 10 Mar 2025

https://github.com/sagarsdagdu/linkedlistwithrandompointer

A data structure problem which is about duplicating a linkedlist which has random pointers without using extra memory. Details : https://youtu.be/xbpUHSKoALg?t=27

data-structures linked-list

Last synced: 30 Mar 2025

https://github.com/iamriteshkoushik/datastructs_algo

Repository containing solutions to all the problems solved while practising for Data Structures and Algorithms.

algorithms data-structures

Last synced: 09 Apr 2025

https://github.com/an4b4515/data-structures

Most common Data-Structures and Algorithms implemented in Java from scratch ☕ ♨️

algorithms bstree data-structures graph hashtable java linear linked-list nonlinear queue searching-algorithms sorting stack

Last synced: 22 Mar 2025

https://github.com/shan18/algo-wiki

Implementation of various algorithms and data structures

algorithms algorithms-implemented data-structures

Last synced: 06 Sep 2025

https://github.com/yapeansa/simulacao_fila

Trabalho Simulação Fila

c data-structures queue

Last synced: 01 Apr 2025

https://github.com/fabiokleis/estruturas_de_dados2

Estruturas de dados 2, linguagem C, estudo de complexidade de algoritmo, análise empírica e assintótica, árvores binárias e percurso..

algorithms avl-tree b-tree binary-search-tree binary-trees breadth-first-search c complexity data-structures depth-first-search graph-algorithms hash-table heap heap-sort priority-queue

Last synced: 09 Apr 2025

https://github.com/amamic1803/dsa

Data Structures and Algorithms

algorithms data-structures data-structures-and-algorithms

Last synced: 30 Sep 2025

https://github.com/jojiiofficial/bytestore

Various data structures directly stored in memmapped files or as bytearray in memory with focus on efficiency and performance.

bytes data-structures datastructures memory-mapped-file memory-mapping mmap mmapped

Last synced: 22 May 2026

https://github.com/prash08484/binary-tree-visualiser

It is basic ds-algo based project whose aim to illustrate some types of binary tree's and some operation visualization on that tree..

algorithm binary-search-tree binary-trees css3 data-structures html5 illustration javascript max-heapify

Last synced: 12 Apr 2026

https://github.com/skvggor/devto-zod

Repositório para o artigo sobre Zod.

article data-structures nestjs nodejs prisma types typescript zod

Last synced: 21 Oct 2025

https://github.com/dbc2201/sample-atm-interface

Sample Interface example for understanding ADTs in Data Structures.

adt data-structures java object-oriented-programming

Last synced: 12 Jun 2025

https://github.com/armanjscript/softwaredevelopment

The repository includes all apps in Web Development, GUI, and Mobile App Development

chrome-extensions data-structures flutter-apps gui-application javascript nodejs python tailwind-css webdevelopment

Last synced: 09 Apr 2026

https://github.com/mohamedyounis10/simple-text-editor

This project is a simple text editor implemented in C++. It utilizes a stack-based approach to manage text operations like appending, deleting, printing, and undoing actions. The program's interface offers a menu-driven interaction for users.

consulea cpp data-structures simpletext texteditor

Last synced: 09 Aug 2025

https://github.com/xm0onh/stateviz.dev

Interactive visualization playground for blockchain data structures. Learn how blockchains organize and store data through hands-on exploration and visual experimentation.

algorithms blockchain cryptography data-structures educational ethereum merkle-trie playground

Last synced: 12 Apr 2026

https://github.com/liwnn/skiplist

A fast skip list implementation for Go

algorithm data-structures go golang skiplist

Last synced: 08 Jun 2026

https://github.com/harisjamal28/tower_of_hanoi

A Game built focusing on the Tower of Hanoi basis! An old project but something i was passionate about finishing. It was a great way to work with Stack Data Structures practically and employ Javascript functions for Time Keeping and Stack Manipulation

css data-structures game-development gamedev html javascript old-project stack tower-of-hanoi

Last synced: 12 Apr 2026

https://github.com/Imtjl/fp-red-black-tree-dict

TreeDict - Implementation of Dict based on Red Black Tree in Elixir

data-structures elixir functional-programming red-black-tree

Last synced: 01 Apr 2025

https://github.com/divyanshu-rawat/js-challenge

A Javscript programming Question having constraints of time and space.

data-structures javscript programming-challenges space-complexity time-complexity

Last synced: 09 Apr 2025

https://github.com/chenshuliu/python-guide-to-numpy

This repository is dedicated to explaining the functionalities of Numpy in Python

data-structures numpy python

Last synced: 18 Jan 2026

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

Teaching data structures for some school classes

data-structures java

Last synced: 29 May 2026

https://github.com/bazoka-kaka/programming-interview-solutions

A bunch of programming solutions from real interviews / job programming tests that me and my friends gone through

algorithms coderbyte data-structures python

Last synced: 28 Mar 2025

https://github.com/bardifarsi/memoizationmultithreading

Sample project demonstrating the use of memoization, dynamic programming, and multi-threading to efficiently handle repeated heavy tasks and optimize performance. Results are cached for quick retrieval, and Multi-Threaded processing accelerates computation.

algorithms cpp cpp17 cpp20 data-structures dynamic-programming machine-learning machine-learning-algorithms memoization memory-management multi-threading multiprocessing multithreading parallel-computing parallel-programming

Last synced: 31 Dec 2025

https://github.com/cruxrebels/leetcode

Collection of Abhishek Agrawal's submissions to problems found on https://leetcode.com/.

algorithms cpp cpp11 cpp14 data-structures leedcode-contest-solutions leetcode leetcode-contest leetcode-solutions weekly-contest

Last synced: 09 Apr 2025

https://github.com/eliasdeallmeida/tic-tac-toe-game-tree

Algoritmo que analisa a melhor jogada para um tabuleiro de jogo da velha por meio de uma árvore de jogadas.

data-structures game-tree minimax-algorithm python tic-tac-toe

Last synced: 22 May 2026

https://github.com/ayushexploring/earthquake-tracker

Tracks earthquakes happened around the world in the past week

coursera data-structures earthquake-prediction java

Last synced: 09 Apr 2025

https://github.com/ombrelin/dut1-sda

Projet Structure de Données et Algorithme : Traitements de message

cpp data-structures

Last synced: 09 Apr 2025

https://github.com/antojebi7/java_chloroplast

(Growing)Java-Chloroplast is your ultimate Java reference hub, packed with concepts, code snippets, and best practices from basic syntax to advanced frameworks. Whether you're preparing for interviews, building applications, or mastering Java, this repo converts knowledge into pure coding energy—just like a chloroplast!

algorithms classes-and-objects data-structures java logical-programming object-oriented-programming problem-solving

Last synced: 05 Nov 2025

https://github.com/feroz-ehses-shishir/phonebook

PhoneBook is a C++ Console Application. Using Hash Table and Trie Data Structure.

data-structures hashtable trie

Last synced: 28 Mar 2025

https://github.com/matheussnicacio/selectionsort

Selection sort que imprime valores ordenados e invertidos e aleatórios em um vetor de 10000 numeros

c data-structures data-structures-and-algorithms estrutura-de-dados

Last synced: 04 Sep 2025

https://github.com/llsaimur/contacttracing

Contact Tracing (school project)

cpp data-structures queue treenode

Last synced: 25 Mar 2025

https://github.com/rohankvashisht/dsa

This repository contains code for DSA.

algorithms data-structures freecodecamp jovian replit teamtreehouse

Last synced: 25 Mar 2025

https://github.com/isobarbaric/word-predictor

an emulation of popular browsers' auto-complete feature

autocomplete data-structures java trie

Last synced: 04 Sep 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 Data Structures and Algorithms 76 Machine Learning 75