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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/kei-k23/java-algorithms

This is the collection of coding implementation of DSA in Java.

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

Last synced: 26 Mar 2025

https://github.com/lauslim12/competitive-programming

My solutions for many competitive programming websites.

algorithms codeforces competitive-programming cplusplus data-structures leetcode

Last synced: 16 Jul 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/aditya172926/ds-algo-notebooks

Algorithms, Data Structures explanation, Machine learning and Deep learning code and theory.

algorithms data-structures deep-learning machine-learning

Last synced: 17 Jul 2025

https://github.com/arindam2003/cpp_dsa

This Repo Contains Data Structures and Algorithm in C++ in organize manner. It have all Problem from Basic to Advanced and Compititie Program

cpp data-structures data-structures-and-algorithms dsa dsa-algorithm dsa-cpp

Last synced: 17 May 2026

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/rajarakoto/codingame-codesignal-solution

My lists of solved problems on codingame & codesignal 💡

algorithms codesignal codingame data-structures javascript practice solutions training

Last synced: 04 Apr 2025

https://github.com/tamim-saad/cp-template-code

This repository offers a complete template for competitive programming with pre-written functions and utilities for coding contests. It helps you save time and focus on solving problems. Feel free to explore, use, and customize these templates. If you find it useful, don’t forget to give it a star!

algorithm coding coding-competition competitive-programming cp cp-template cpp data-structures data-structures-algorithms data-structures-and-algorithms fast-io problem-solving problem-solving-template programming-tools shortcuts template template-code templates time-complexity

Last synced: 02 Apr 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/bryanlimy/double-linked-list

Double Linked List Implementation in Python

data-structures double-linked-list linked-list python

Last synced: 04 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/manustays/data-structure-algorithms

Data structures & algorithms implemented in Javascript & other languages

algorithm data-structures java javascript

Last synced: 19 May 2026

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: 16 Jul 2025

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

This is a small project where I learned how to manipulate the Binary Search tree data structure (creating and inserting new nodes, deleting ones, updating key values...) and tree walks algorithms : inorder, preorder, postorder.

binary-search-tree c data-structures pointer

Last synced: 28 Mar 2025

https://github.com/yoursrijit/graph-in-java

Graphs in data structures are non-linear data structures made up of a finite number of nodes or vertices and the edges that connect them. Graphs in data structures are used to address real-world problems in which it represents the problem area as a network like telephone networks,

data-structures graph graph-theory graphs java networks

Last synced: 20 Jul 2025

https://github.com/indirivacua/java-data-structures

Una miscelánea de algoritmos que he desarrollado en las clases de la materia Programación III de la UNLP

data-structures java unlp

Last synced: 24 Jun 2026

https://github.com/seatonullberg/ugraph

C89 undirected graph implementation.

c data-structures graphs undirected-graphs

Last synced: 29 Mar 2025

https://github.com/inforkgodara/linear-search

A single class implementation of linear search

data-structures inforkgodara java linear-search

Last synced: 04 Apr 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/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/diego-evaristo-crtl/algoc-lib

Collection of data structures to allow users to self learn DSA

c data-structures dsa self-learning

Last synced: 16 Jul 2025

https://github.com/galaxy4276/algorithm-study

팀 기반으로 운영하는 알고리즘 스터디

algorithms data-structures leetcode leetcode-solutions

Last synced: 04 Mar 2026

https://github.com/urtuba/cpp-binary-tree

constructing a binary tree structure and finding path on it

binary-tree cpp data-structures homework istanbul-technical-university

Last synced: 15 Jul 2025

https://github.com/alok-srivastava10/leetcode-solutions

This repository contains my solutions to various Data Structures and Algorithms (DSA) problems from LeetCode.

algorithms backtracking data-structures dynamic-programming hashmap java linked-list priority-queue problem-solving queue sliding-window stack tree

Last synced: 22 Mar 2025

https://github.com/aghorui/lhf

Multilevel data and operation deduplication mechanism (implementation in C++)

big-data cache compilers data-flow-analysis data-structures database

Last synced: 08 Apr 2026

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

Various Data Structures implemented using C++

cplusplus data-structures

Last synced: 17 Jul 2025

https://github.com/grant0417/dataplex

Data Structures Library for C

data-structures header-only stl

Last synced: 11 Sep 2025

https://github.com/izzhafeez/szmatrix

Space-partitioning data structure to improve queries for clustered points in 2D space

cpp data-structures geospatial

Last synced: 06 Apr 2025

https://github.com/luweslen/data-structure-java

Academic works developed in the subject of "Estrutura de Dados" in the course of "Tecnologia em Analise e Desenvolvimento de Sistemas" in "Instituto Federal do Paraná" using Java.

data-structures java

Last synced: 15 Jun 2025

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

Data Structures and Algorithms tutorials in both Python and JavaScript

algorithms data-structures javascript python

Last synced: 15 May 2026

https://github.com/xam1dullo/dsa

Master the Coding Interview: Data Structures + Algorithms The ultimate coding interview bootcamp to help you ace your coding interviews and land your dream job. You'll not only learn data structures and algorithms but also the exact steps to take to get more interviews, more job offers, and a higher salary.

algorithms-and-data-structures data-structures javascript problem-solving self selfstudy

Last synced: 27 Mar 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/ghaerdi/datastructure

Learning data structure and algorithms

algorithms data-structures typescript

Last synced: 25 Oct 2025

https://github.com/asfak00/play-visual-queue-and-stack

Here you can practice Stack and Queue like a game. You can do this by selecting separately. You can add and delete elements by manual input.

data-structures queue stack visualization

Last synced: 15 May 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/parthjohri/leetcodepractice

This repository holds my solutions for all the LeetCode problems that I have been solving

cpp data-structures leetcode leetcode-cpp leetcode-solutions

Last synced: 12 Jun 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/nishantpainter/problem-solving

📖 Problem Solution Archives.

algorithms data-structures problem-solving

Last synced: 14 May 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/daveanthonyc/data-structures-and-algorithms

👩🏽‍🔧 🧩 🔢 🖩 Based on the course by ThePrimeagen: "The Last Algorithms Course You'll Need" as listed below. The '/src/dsa' directory in this React project contains multiple TypeScript files with implementations of fundamental concepts in data structures and algorithms.

computer-science data-structures dsa-practice software-engineering theprimeagen typescript unit-testing vitest

Last synced: 27 May 2026

https://github.com/sasha-hk/cpp

🏔️ Basic algorithms and data structures on cpp

algorithms cpp data-structures

Last synced: 01 Aug 2025

https://github.com/brainhub24/wikihydra

A tool that simply get the latest changes of the Wikipedia articles including there authors of my Grandfathers Wikipedia site, a art SPYTOOL to check who last edit the site.

data-structures scanner spytools wikipedia wikipedia-api wikipedia-scraper

Last synced: 12 Apr 2025

https://github.com/knlsharma/competitive-programming-cp

This repository contains some useful codes, techniques, algorithms and problem solutions helpful in Competitive Coding. Join with me on telegram group https://t.me/joinchat/GL4Y8RREZbz

algo-ds-notes algorithm code competitive-programming data-structures language problem-solving telegram-group

Last synced: 30 Apr 2025

https://github.com/vivaxy/data-structure-visualization

🎬Data Structure Visualization with animation.

algorithms animation data-structures svg visualization

Last synced: 14 May 2026

https://github.com/isaka-james/data-structure-tutorials

This is the repulsitory which contains c++ programs which I write to practice the data structure and algorithms.

cplusplus cpp data-structures data-structures-and-algorithms practice

Last synced: 21 Mar 2025

https://github.com/mdabdullahibnaharun/algorithms

Those algorithms are a finite list of instructions used to solve a problem or perform a task.

algorithms cpp11 data-structures graph tree

Last synced: 21 May 2026

https://github.com/abhishekboadgurjar/DSA

Welcome to the Data Structures and Algorithms (DSA) repository. This collection is intended to provide a comprehensive guide to fundamental and advanced concepts in DSA using C++. Each folder contains code examples and explanations for different topics.

algorithms data-structures dsa dsa-codes dsa-cpp dsa-notes

Last synced: 22 Jul 2025

https://github.com/kzrtt/estrutura-de-dados

Esse repositório contém os códigos das aulas e listas de exercícios da matéria de Estrutura de Dados da UTFPR

c data-structures programming-exercises

Last synced: 03 Apr 2025

https://github.com/williamwutq/bblock

Persistent checksummed blocks built on top of bstack's allocators

allocation binary block data data-structures database rust rust-crate rust-library serialization

Last synced: 25 Jun 2026

https://github.com/bmoretz/daily-coding-problem

A coding problem a day keeps the interviewers at bay.

algorithms algorithms-interview cpp data-structures julia optimization python

Last synced: 07 May 2026

https://github.com/yash22222/sync-intern-s-ml-tasks

SYNC INTERN'S Machine Learning internship will offer you to enhance your skills by doing real-life example projects. This internship will increase your knowledge in the field of data and algorithms to understand how a machine learns.

bhpp boston-house-datasets boston-house-price-prediction boston-house-pricing data data-structures machine-learning machine-learning-algorithms numpy pandas sync-intern sync-interns

Last synced: 07 May 2026

https://github.com/kaikalii/nolloc

Allocationless, resizable data structures for Rust

data-structures

Last synced: 10 Jun 2026

https://github.com/i-umairkhan/data-structures

Includes C++ Implementation of Data Structures and Algorithms.

algorithms biginteger-cpp cpp data-structures

Last synced: 10 Jun 2026

https://github.com/lurado/ldocappedqueue

A queue that doesn't grow indefinitely.

data-structures ios macos objective-c

Last synced: 09 May 2026

https://github.com/izure1/node-relation

This module helps you manage string, numbers as a group.

backend data-structures front-end javascript linked-list linkedlist math relationship tree tree-structure

Last synced: 09 May 2026

https://github.com/andronovo-bit/hybridcachelibrary

HybridCacheLibrary - A high-performance, thread-safe caching library in C#, combining the strengths of both LRU and LFU cache eviction strategies. Perfect for managing dynamically sized caches with customizable frequency settings.

cache caching csharp data-structures dotnet hybrid-cache lfu lru memory-management performance software-library thread-safe

Last synced: 09 May 2026

https://github.com/rahulkp220/algorithms-datastructure-refresher

A repo dedicated to refresh my algorithms and data structure knowledge.

algorithms data-structures golang julialang python3

Last synced: 09 May 2026

https://github.com/debakarr/code_backup

Backup of programs I did in my college.

algorithm college cpp data-structures java lab numerical-methods vhdl

Last synced: 09 May 2026

https://github.com/tehsim/competitive_programming

Codeforces submission link and my regular problem solving or coding added here

arrays c css data-structures datatypes function geometry html input-output loops recursion sorting-algorithms string

Last synced: 10 May 2026

https://github.com/massigy/c-singlelinkedlists

This repo contains all the single linked Lists manipulation functions and procedures, written in the C programming language.

algorithms c cprogramming data-structures gcc git github linked-list makefile

Last synced: 11 May 2026

https://github.com/shrilakshmishastry/linkedlist_assignment

Data structure - Set of examples to learn linkedlist .

c data-structures

Last synced: 10 Jun 2026

https://github.com/makramkd/theoden

A deliberately thin data structures library.

algorithms data-structures

Last synced: 12 Jun 2026

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

Data Structures & Algorithms with Javascript (Michael McMillan)

algrothm book data-structures javascript

Last synced: 11 May 2026

https://github.com/alexkalderimis/adventofcode

My solutions for the code exercises posted at https://adventofcode.com/

adventofcode algorithm-challenges data-structures

Last synced: 11 May 2026

https://github.com/isaychris/cs311

CSUSM: Data Structures - C++

algorithms cs311 csusm data-structures

Last synced: 10 Jun 2026

https://github.com/ionux/arduino-bounded-queue

Helpful software library for quickly & easily adding support for fixed-size (bounded) queues to your Arduino project.

arduino arduino-library arduino-project cpp data-structures embedded fixed library queue safety-critical sbc

Last synced: 13 May 2026

https://github.com/hackersa3edy/simple_shell

ALX Sprint 1 project - Simple Shell: The shell is a program that takes the command inputs written from the the user’s keyboard and passes them to the machine to execute them through the kernel. It also verifies if the command inputs from the user are correct. So, in general, a shell is a user interface to use the services of a computer.

algorithms alx alx-software-engineering c-language c-programming cli command-line data-structures debugging kernel optimization shell system-calls valgrind

Last synced: 14 May 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/mohamed-samy26/cpp-custom-linked-list

Custom linked list implementation with undo() functionality to revert any edits done to the linked list in their specific order

cpp data-structures linked-list pointers stack

Last synced: 12 Jun 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: 12 Jun 2026

https://github.com/irene-frias/cs50x

Is a course for introductory computer science course offered by Harvard University, known for being both comprehensive and accessible to beginners. The course covers fundamental concepts in computer science and programming, starting with basic problem-solving and progressing to more complex topics.

alogrithms computer-science cybersecurity data-structures programming-with-c python-programming sql-database web-development

Last synced: 12 Jun 2026

https://github.com/dylanbuchi/data-structures-and-algorithms-cpp

Repo to practice implementing data structures & algorithms in C++

algorithms cpp data-structures

Last synced: 12 Jun 2026

https://github.com/sergio16t/algorithms-datastructures-python

Algorithm solutions in Python Version 3.8.2 with notes on Big O Notation and time complexity analysis

algorithms data-structures python3

Last synced: 13 Jun 2026

https://github.com/beratiyilik/ts-data-structures

ts-data-structures is a collection of efficient and type-safe data structures and algorithms implemented in TypeScript.

data-structures typescript

Last synced: 16 Jun 2026

https://github.com/hatimhtm/c-fundamentals

Canonical C11 reference: 7 sorts, binary search, 4 crypto primitives (Caesar/Vigenère/XOR/SHA-256), 7 data structures (linked list, stack, queue, BST, heap, trie, hash table), POSIX systems demos. Zero deps, 1009 test assertions, ASan + UBSan clean, GCC + Clang clean.

addresssanitizer algorithms binary-search binary-search-tree c c11 data-structure data-structures encryption hash-table heap linked-list makefile open-source sha256 sorting systems-programming trie undefined-behavior-sanitizer vigenere

Last synced: 16 Jun 2026

https://github.com/stuyy/graph

A simple Graph Data Structure.

algorithms data-structures graph graph-theory graphtheory java

Last synced: 16 Jun 2026

https://github.com/sachin-kumar-2003/competitiveprograming

Competitive Programming Using Python .. Solving Data structure Problem

data-structures datastructures leetcode leetcode-python3 leetcode-solutions python

Last synced: 17 Jun 2026

https://github.com/sunami09/dsalgo-codingninjas

This is the roadmap of learning data structures in C++. Data structure and Algorithm (DSA) is applied in all disciplines of software development. DSA is the building block of the software development process. It is not limited to a single programming language. Although programming languages evolve or get dormant over time, DSA is incorporated into all of these languages.

algorithms-and-data-structures c-plus-plus data-structures graph linked-list recursion

Last synced: 17 Jun 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/joozef315/csharp-datastructures-algorithms

Explore essential data structures and algorithms in C#, including stacks, queues, binary search trees, and sorting/searching methods.

algorithms binary-search binary-search-tree csharp data-structures linked-list mergesort queue sorting-algorithms stack

Last synced: 18 Jun 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 98 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 ✅ Data Structures 83 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 75