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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/jacobgrisham/spell-checker-data-structures-using-c

Program that spell-checks a file after loading a dictionary of words from disk into memory. Includes run-time data output.

big-o c computer-memory data-structures

Last synced: 04 Sep 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/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/rabinadk1/linearhashing

Hash Table visualization with Linear Probing for key collision

data-structures hashtable javascript p5js

Last synced: 11 Mar 2026

https://github.com/rishabh96b/simple-coding-solutions

Here you can find the code for simple programs. This is for beginners who can take reference from these solutions.

coding data-structures python

Last synced: 25 Mar 2025

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/guilhermebkel/data-structures-study

🏛️ A deep study about Data Structures with help of C++ language

algorithm-analysis algorithms-and-data-structures c data-structures

Last synced: 14 May 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/simobin/dsa_ii

Data structure and algorithm

algorithm cpp data-structures dsa

Last synced: 18 Jun 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/dronnix/bwarr

Black-White Array: fast, ordered data structure based on arrays with O(log N) memory allocations

btree btrees cache cache-friendly computer-science data-structure data-structures go golang ordered performance sorted-set

Last synced: 13 Jan 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/kishore-ganesh/datastructures

A collection of datastructures implemented in C and C++

data-structures datastructures datastructures-implemented sort

Last synced: 08 Oct 2025

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/aaron-zhao/js-utils

js-utils-z provides JavaScript utility functions including commonly used data structures.

data-structures javascript utility

Last synced: 15 Mar 2025

https://github.com/sleepypioneer/algorithms_and_data_structures

Notes from Algorithms and Data structures Udemy course instructed by Balazs Holczer.

algorithms data-structures

Last synced: 04 Sep 2025

https://github.com/ico12319/data-structures-implementations

This repository is a collection of implementations of various data structures.

cpp data-structures data-structures-implementations

Last synced: 27 Jul 2025

https://github.com/ranitmanik/leetcode-solutions

Welcome to my Leetcode solutions repository! This is a collection of my solutions to various Leetcode problems, showcasing my problem-solving skills and coding practices

365daysofcode algorithms consistency data-structures data-structures-and-algorithms datastructures-algorithms java leetcode leetcode-java leetcode-javascript leetcode-practice leetcode-python leetcode-questions leetcode-solutions

Last synced: 23 Mar 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/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/denrydu/pat-testset

PAT竞赛刷题记录。Solutions for PAT competitions

algorithms cpp data-structures

Last synced: 04 Nov 2025

https://github.com/yeyom/school_code

Personal school's code snippets, projects and homeworks, feel free to use them, for the most important snippets: https://gist.github.com/YeyoM

algorithms c cpp csharp data-structures java javascript python school school-assignment school-project schoolwork

Last synced: 07 Apr 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/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/kwanhooo/pods

Practices on Data Structures

cpp data-structures data-structures-and-algorithms

Last synced: 13 Jun 2026

https://github.com/floressek/hanoi_tower

Some coding for Data Structures and Algorythms

data-structures hanoi-towers

Last synced: 05 Apr 2025

https://github.com/hosu-kim/super_cool_goat_stack_sorter

A highly optimized integer sorting project implementing the chunk sorting algorithm.

algorithm-optimization c data-structures sorting-algorithms stack-operations

Last synced: 11 Jun 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/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/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/gotz1480/data-structures-python

Basic data structures implementations in Python

data-structures data-structures-python

Last synced: 07 Apr 2025

https://github.com/moinulmoin/common-dsa-with-js

common data structures and algorithms with JavaScript

algorithms algorithms-and-data-structures data-structures dsa

Last synced: 22 May 2026

https://github.com/i-umairkhan/big-integers

A big integer calculator for solving calculaitons of big numbers

biginteger cpp data-structures

Last synced: 28 May 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/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/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/guibrandt/multi-splay

Multi-splay tree implementation written in Go

data-structures dynamic-optimality go multi-splay-tree tree-structure

Last synced: 09 Oct 2025

https://github.com/mihirh19/python

a repository for collaborative development and version control using Git that houses Python code files, documentation, tests, and other project-related files.

algorithms data-structures django fastapi flask machine-learning numpy pandas python

Last synced: 11 Apr 2026

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/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/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/0xkalvin/data-structures-and-algorithms

Data structures, algorithms and leet code problems

algorithms data-structures leetcode

Last synced: 09 Oct 2025

https://github.com/pedroth/nabla.js

Mathematical & Computer Science reference implementation, of various algorithms and concepts.

algorithms computer-science data-structures mathematics

Last synced: 21 Feb 2026

https://github.com/bcongdon/hackerrank

:computer: My HackerRank solutions

algorithms data-structures hackerrank python

Last synced: 09 Oct 2025

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/tom-spalding/petrie-itis

a ITIS search wrapper to be used with Petrie

api api-wrapper classification data-structures graph itis petrie phylogeny taxonomy

Last synced: 31 Mar 2025

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

THIS REPOSITORY CONTAINS ESSENTIAL IMPLEMENTATIONS OF FUNDAMENTAL DATA STRUCTURES SUCH AS STACKS AND QUEUES. IT INCLUDES BOTH STANDARD IMPLEMENTATIONS AND PROBLEM-SOLVING EXERCISES TO ENHANCE UNDERSTANDING AND APPLICATION OF THESE CONCEPTS. THIS REPOSITORY IS DESIGNED TO HELP STUDENTS AND DEVELOPERS PRACTICE DATA STRUCTURE.

data-structures java

Last synced: 31 Mar 2025

https://github.com/gunksd/data-structure-course-design

用C语言写的数据结构课程设计作业（2024.2.22）

c data-structures

Last synced: 22 Aug 2025

https://github.com/snandasena/cf-contests

Competitive programming challenges and their solutions for Codefocers, Hackerrank, and Leetcode.

algorithms bst cpp data-structures dp graph greedy-algorithms math

Last synced: 05 Oct 2025

https://github.com/ehsaniara/datastructuresamples

Computer Engineering Data Structure Samples in JAVA

data-structures java java-8

Last synced: 19 Jun 2026

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/vityaman-edu/bst

Binary Search Trees in C++20.

avl bst cpp20 data-structures

Last synced: 18 Jan 2026

https://github.com/adityarajsingh/cp

All the code solutions for problems related to Data Structures and Algorithms and problems of various coding platforms.

algorithms competettive-programming cpp data-structures problem-solving

Last synced: 18 Jun 2026

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/jojusuar/c-linkedlist

C implementation of a generic linked list with queue and stack functionalities

c data-structures linked-list queue stack

Last synced: 21 Jul 2025

https://github.com/fogfish/skiplist

Golang SkipList data structure

data-structures golang skiplist

Last synced: 24 Oct 2025

https://github.com/ximaz/list-in-c

This project aims to re-build the most powerfull list type in C at ground-0 level, with the most optimized memory management and the most accessible features.

c data-structures epitech epitech-project epitech-study epitech-workshop linked-data linked-list linkedlist list lists

Last synced: 30 Mar 2025

https://github.com/andrewvo89/use-priority-queue

Use Priority Queue is a React hook that provides a simple and efficient way to manage a priority queue in your React applications. It uses a binary heap under the hood with values stored inside a JavaScript array.

data-structures hook priority-queue react typescript

Last synced: 16 Feb 2026

https://github.com/ernitingarg/very-large-file-processing-python

Python solution which uses min-heap data structure and thread parallalism to process very large file

data-structures large-files min-heap multiprocessing python3 space-complexity threading time-complexity unit-testing

Last synced: 16 May 2025

https://github.com/moindalvs/learn_eda_house_price_dataset

Data Set: House Prices: Advanced Regression Techniques Exploratory Data Analysis on more than 80 features

cardinality data-analysis data-science data-structures data-visualization missing-values

Last synced: 10 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/iboudhaine/HNSW-Attribute-Filtering-Optimization

Optimizing multi-attribute filtering for Approximate Nearest Neighbor (ANN) search using HNSW. This project integrates bitsets and Roaring Bitmaps into HNSWLib to accelerate query performance by reducing evaluation costs for large attribute datasets.

ann-search approximate-nearest-neighbor bitsets cpp data-structures efficient-filtering hnsw optimization roaring-bitmaps

Last synced: 02 Apr 2026

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: 19 Jun 2026

https://github.com/lurler/trimkit.statdictionary

StatDictionary is a simple, type-safe stat container designed for games that rely on numerical attributes - whether for character attributes, item properties, or entire gameplay systems.

c-sharp csharp data-structures game-development game-framework game-systems gamedev rpg stats trimkit

Last synced: 04 Nov 2025

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

C++ implementation of various data structures and algorithms

algorithms c-plus-plus data-structures implementaion

Last synced: 22 Jun 2026

https://github.com/aryangupta9680/dsa-solved-questions

This repository contains solutions to various Data Structures and Algorithms (DSA) problems solved by me. The questions are sourced from renowned coding platforms like GeeksforGeeks, LeetCode, Codeforces, InterviewBit, HackerRank, and more.

algorithms cpp data-structures dsa geeksforgeeks interviewbit leetcode problem-solving

Last synced: 07 Nov 2025

https://github.com/amazingandyyy/good-job

🎉 The most useful DS and Algor. implemented in javascript

algorithm computer-science data-structures interview interview-questions software-engineer

Last synced: 22 Jun 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/sankalpafernando/algoviz

AlgoViz is an algorithm visualization platform that would helpful for computer science students to visualize how some famous computer algorithms are working under the hood.

algorithms data-structures nextjs octoberfest typescript visualization

Last synced: 22 Jun 2026

https://github.com/lukevanin/swift-algorithms

Fundamental algorithms and data structures implemented in Swift

algorithms data-structures swift

Last synced: 22 Jun 2026

https://github.com/selcia25/programming-in-data-structures

Welcome to the "Programming in Data Structures" repository! This repository contains Python code examples and implementations of various data structures and algorithms to help you learn and practice programming concepts related to data structures.

algorithms code data-structures

Last synced: 22 Jun 2026

https://github.com/mbah24-dev/push_swap

Push_swap est un projet de l'école 42 qui consiste à trier une pile d'entiers en utilisant un ensemble d'instructions prédéfinies. L'objectif est d'écrire un programme efficace capable de résoudre ce problème avec un minimum de mouvements. 🚀

algorithms c data-structures

Last synced: 30 Mar 2025

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

💾 JavaScript data structures library

data-structures es6 javascript nodejs

Last synced: 18 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 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