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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/tsiarokhin/bsu-famcs-algo-solutions

My solutions for "Algorithms and Data Structures" lessons at Belarusian State University (acm.bsu.by)

acm algorithms bsu competitive-programming data-structures famcs study

Last synced: 05 Jan 2026

https://github.com/gauravjuvekar/aint-safe

aint-safe - Lock-free async-interrupt-safe data structures

data-structures lock-free

Last synced: 21 Jul 2025

https://github.com/abdur75648/organizational-hierarchy-java

A java program to store employee data and maintains the information about organization hierarchy

algotithms assignment avl-tree binary-search-tree binary-tree col106 data-structures database-management dsa iitd java linked-list queue

Last synced: 31 Mar 2025

https://github.com/beling/algorithms_python

Python implementation of some algorithms and data structures.

algorithm algorithms data-structures data-structures-algorithms data-structures-and-algorithms

Last synced: 15 Mar 2025

https://github.com/wittyicon29/in-memory-db

An in-memory database using C++ is a system that stores data primarily in RAM for fast access and manipulation. It supports basic CRUD operations and may include features for concurrency control and optional data persistence.

data-structures oops-in-cpp regex

Last synced: 15 Mar 2025

https://github.com/francescobarbieri/codingchallenges

Solutions to various coding problems from renowned platforms like Advent of Code, LeetCode, and more.

algorithms coding-challenges data-structures interview-prep problem-solving

Last synced: 31 Mar 2025

https://github.com/hojat72elect/kotlin_data_structures_algorithms

Common algorithms and data structures implemented in Kotlin.

algorithms data-structures jvm kotlin

Last synced: 16 May 2025

https://github.com/tayyabasghar/deadlock-os

This is a mock Copy of Operating system that is based on Linked List Data Structure i was working on but it is not complete even to my own expectations. I have to leave it as i am in 4th semester and it was 3rd semester Final Project.

cpp17 data-structures linked-list

Last synced: 08 Apr 2025

https://github.com/tonix-tuft/linked-hash-map

How I would implement a linked hash map in PHP if PHP wouldn't have associative arrays.

data-structure data-structures hash-map hash-table linked linked-hash-map map

Last synced: 13 Jan 2026

https://github.com/w1z2z/algorithms-js

Simple algorithms in JavaScript

algorithms data-structures javascript

Last synced: 14 Jul 2025

https://github.com/pedro-estevao/data-structures

Implementations in C++ of algorithms and data structures developed in the Data Structures course at Centro Universitário Barão de Mauá. Includes lists, stacks, queues, trees, graphs, hash tables, and sorting and searching algorithms.

academic-project algorithms algorithms-and-data-structures baraodemaua c computer-science cplusplus cpp data-structures graphs hash-table lists programming queues searching-algorithms stacks tree trees

Last synced: 08 Apr 2025

https://github.com/rafaybbx/food-delivery-system

A C++ based food delivery system that optimizes delivery routes using Dijkstra's algorithm.

cpp data-structures dijkstra-algorithm food-delivery-application linked queue

Last synced: 08 Apr 2025

https://github.com/prakharjadaun/data-structures-upes

Repository contains all the experiments that I have implemented in Data Structures Lab.

data-structures hashtable heapsort linked-list queues stack

Last synced: 28 May 2026

https://github.com/tawfik-s/data-structure-and-some-algoritms-and-tricks

some data structure implementation and algorithms

algorithms data-structures

Last synced: 11 Apr 2026

https://github.com/rurangiza/dsa

Exploring data structures and algorithms

algorithms cracking-the-coding-interview data-structures leetcode

Last synced: 18 Mar 2025

https://github.com/flp2113/baselib

Creating my own C codebase, implementing useful functions to save time while coding large projects.

algorithms c data-structures

Last synced: 15 Mar 2025

https://github.com/lucashnss/if686-programming-languages-paradigms-functional

This repository is for lists, exercises, data structures and more in the programming-languages-paradigms course (IF686) in CIN-UFPE learning Haskell, a function language.

data-structures functional-programming haskell

Last synced: 10 Jan 2026

https://github.com/elhostakosta/problem-solving

My personal solutions to a variety of programming challenges and problems from platforms like LeetCode, Codewars, HackerRank, and others.

algorithms codeforces codewars data-structures hackerrank javascript kata math object-oriented-programming

Last synced: 08 Apr 2025

https://github.com/ndeta100/data-structure-java

Algorithms and data structures in java practice

data-structures java jdk jvm

Last synced: 11 Apr 2025

https://github.com/exbotanical/lib.cartilage

classical implementations of list and ring data structures for the C programming language

data-structures dynamically-linked-library linked-list shared-object

Last synced: 05 Jan 2026

https://github.com/asif-shahriar/java-practice

Some basic java practice problems

data-structures intellij-idea java jdk8 oop

Last synced: 11 Apr 2026

https://github.com/emanebied/dsa-material

This repository is designed to help you understand and implement various data structures and algorithms. you'll find valuable resources here.

algorithms algorithms-and-data-structures data-structures

Last synced: 19 Mar 2026

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

Data-structure is not for interviews but to develop scalable software using those.

algorithm computer-engineering computer-science data-structures

Last synced: 24 Jan 2026

https://github.com/hackcpp/hackcpp.github.io

编程技术 blog 网站,90后 C++ 程序猿, 学习记录, 技术分享, 编程笔记, 数据结构与算法, 程序架构设计

algorithm cplusplus data-structures design-patterns vuepress-blog

Last synced: 31 Jan 2026

https://github.com/akashjitu18/dsa-programs

This repository contains implementations of various data structures and algorithms, including Arrays, Linked Lists, Stacks, Queues, Trees, Graphs

algorithms data-structures dsa-algorithm practice-programming

Last synced: 24 Mar 2025

https://github.com/zinaaan/algorithms-and-datastructures

Typical algorithms and data stuctures with java

algorithms data-structures java

Last synced: 12 Jun 2026

https://github.com/bienvenuushindi/dsa

Implement a list of datastructures, Searching and Sorting Algorithms

algorithms data-structures searching-algorithms sorting-algorithms typescript

Last synced: 28 Mar 2025

https://github.com/leonelbustamante/trabajo-practico-final-edat

Trabajo final de la materia Estructura de Datos 2022

data-structures estructuras-de-datos university

Last synced: 30 Jul 2025

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

Different data structures and algorithms. Different languages. 0% libraries. 100% fun.

algorithms computer-science data-structures data-structures-and-algorithms leetcode

Last synced: 15 Mar 2025

https://github.com/leecason/datastrcutures-and-algorithms

javascript的数据结构与算法

algorithms data-structures javascript

Last synced: 14 Oct 2025

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

Python Data Structures implementation examples

data-structures python

Last synced: 24 Mar 2025

https://github.com/jeffa5/btreelist

A list with efficient insert and remove in the middle

data-structures rust

Last synced: 10 Feb 2026

https://github.com/myselfakashagarwal/javase

HolyGrail ☕️ DataStructuresFromScratch with different unusual brain edging algo ; beats 100% in linked list implementations from scratch on leetcode

algo data-structures java-se

Last synced: 16 Mar 2025

https://github.com/victorhmp/mac323

Programming assignments and class notes

algorithms data-structures java

Last synced: 08 Apr 2025

https://github.com/mattmazzola/uv-test

Collection of Programming Problems from various sources implemented and solved in python (using uv for package management) Source: LeetCode, NeetCode, Exponent, HelloInterview, Meta Career Prep, Algo Monster, etc

algorithms data-structures python uv

Last synced: 03 Sep 2025

https://github.com/0xsirsaif/problem-solving

Solutions of various coding/algorithmic problems solved in multiple languages and from various sources such as books, Coding Challenge Websites..etc

acm-icpc algorithms data-structures problem-solving

Last synced: 31 Mar 2025

https://github.com/dpetrosy/saed_graph_project

In this repository, I store my course project about graph theory, which I've done during my university education.

algorithms console-application course-work cpp cpp11 data-structures graph graph-algorithms graph-theory graph-visualization problem-solving spanning-tree tree university-project

Last synced: 24 Mar 2025

https://github.com/cassxw/leetcode-practice

My daily Leetcode practice repository, featuring solved problems, categorised solutions, and a structured roadmap for mastering data structures and algorithms.

algorithms coding-challenges competitive-programming data-structures dsa java leetcode leetcode-java leetcode-python leetcode-solutions problem-solving python

Last synced: 30 Apr 2026

https://github.com/harrytran998/dart-basic-alogorithms-data-structure

Basic Data Structures and Algorithms with Dart language

alogrithms dart data-structures flutter testing

Last synced: 15 Mar 2025

https://github.com/henry-azer/structure-implementation

Data Structures, Algorithms and Design Patterns code implementation.

algorithms data-structures design-patterns java problem-solving

Last synced: 03 Sep 2025

https://github.com/gkamboj/leetcode

Collection of LeetCode questions to ace the coding interview!

data-structures java leetcode python

Last synced: 11 Jun 2025

https://github.com/ibrahimhiarea/acm

The Algorithms & Data Structures Repository is a comprehensive collection of fundamental algorithms, data structures, and computational techniques. This repository provides a valuable resource for studying and implementing essential concepts in software development.

algorithms data-structures icpc problem-solving

Last synced: 26 Jan 2026

https://github.com/at1as/hash_array_utils

Supercharge Ruby's Array and Hash classes

array data-structures hash monkey-patch ruby

Last synced: 22 Nov 2025

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

Cadeiras - Programação Estruturada + Estruturas de Dados I e II

algorithms c data-structures java university-course

Last synced: 08 Apr 2025

https://github.com/anindya-prithvi/dsa-sem2plus

Nothing impressive here, just thousands of lines of code trying to solve problems manually implementing data structures and algorithms.

algorithms data-structures

Last synced: 28 May 2026

https://github.com/alpha74/ihr

My HackerRank solutions. Maintained from 2020 onwards.

algorithms coding cpp data-structures hackerrank hackerrank-solutions

Last synced: 28 May 2026

https://github.com/mun1r0b0t/c-development-kit

A collection of simple datastructures in C

data-structures library

Last synced: 11 Jun 2025

https://github.com/lvmalware/lib-list

Uma biblioteca simples, escrita em C++ que implementa uma estrutura de dados do tipo lista

cplusplus data-structures lib list

Last synced: 03 Jul 2025

https://github.com/pal-96/multiparty-healthcare-ecosystem-app

A multiparty healthcare ecosystem that unifies sports, health training, nutrition and pharmaceutical enterprises. It enables seamless collaboration between Super Admin, Enterprise Admins, Customers, Trainers, Nutritionists and Suppliers through real time information exchange, role-based access control and data analytics dashboards.

arraylist-java bcrypt-hashing-library csv csv-parser data-structures enum hashmap-java java jcalendar jfreechart-library netbeans object-oriented-programming rbac-configuration swing-api swing-application

Last synced: 23 Nov 2025

https://github.com/gcsecsey/leetcode

Solutions for the LeetCode problems I've encountered.

algorithms data-structures leetcode leetcode-solutions

Last synced: 16 Mar 2025

https://github.com/jqln-vc/cadernos-estudos

Cadernos e notas de estudos, temas variados.

data-science data-structures

Last synced: 14 Mar 2025

https://github.com/guangie88/stackie

Contains stack allocated data structures.

cpp cpp-14 cpp-library data-structures stack stack-based string

Last synced: 06 Jun 2026

https://github.com/almayor/data_structures

Polymorphic data structures and associated algorithms in C. Probably don't use.

21school 42school c data-structures polymorphism

Last synced: 18 Jun 2025

https://github.com/saifshahriar/problem-solving

All my problem solvings from codeforces, hackerrank, leetcode and other websites.

algorithm algorithms c codechef codeforces data-structures dsa go hackerrank leetcode lua problem-solving python rust sql

Last synced: 12 Apr 2026

https://github.com/leosimoes/uerj-estruturas-de-dados-i

Trabalho desenvolvido na disciplina de Algoritmos e Estruturas de Dados no período 2014.1. Implementação das estruturas de dados do tipo Lista, Pilha, Fila e Deque de formas encadeadas e sequenciais.

cpp data-structures deque list queue stack

Last synced: 24 Mar 2025

https://github.com/suchi25sathavara/sql

Revamping the Bike Rental Database for Operational Efficiency

data-structures erp sql

Last synced: 20 Jan 2026

https://github.com/ytakzk/basic_data_structures_and_algorithms_in_python

A collection of snippets of basic data structures and algorithms written in Python.

algorithms computational-geometry data-structures geometry graph-algorithms

Last synced: 03 Sep 2025

https://github.com/abdo-essam/merge-sort

Merge Sort - Data Structures

data-structures merge-sort sorting-algorithms

Last synced: 03 Sep 2025

https://github.com/oniani/bizarre-structures

Implementations of various data structures you might or might not have seen before

bizarre data-structures python3

Last synced: 29 May 2026

https://github.com/donghl-dev/study-problem_solving

문제해결기법 수업에 대한 내용 및 정리 저장소

algorithm data-structures jdk8 problem-solving

Last synced: 30 Mar 2025

https://github.com/milanh34/gfg-160-days-dsa-challenge

🚀 Currently solving the GFG 160 Days DSA Challenge with Java — committing one problem a day, complete with clean solutions and markdown explanations. This is a live repository that's constantly evolving as I progress through the challenge. Follow along or fork it to start your own grind! 💻🔥

algorithms competitive-programming data-structure-and-algorithm data-structure-java data-structures data-structures-algorithms data-structures-and-algorithms dsa dsa-java geeksforgeeks-dsa geeksforgeeks-java geeksforgeeks-practice geeksforgeeks-solutions gfg-160 gfg-java gfg-practice gfg-questions gfg-solutions java solutions

Last synced: 22 Apr 2025

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

Data structure and algorithms

data-structures python

Last synced: 11 Jun 2025

https://github.com/miladsade96/ds_algo_code_snippets

Python Data Structures and Algorithms Code Snippets

algorithms data-structures python python3 snippets

Last synced: 03 Jul 2025

https://github.com/kmyeaserarafat/problem_solving

Problem Solving Repository This repository is dedicated to various problem-solving approaches and solutions. It contains a collection of algorithms, data structures, coding challenges, and practical problem-solving techniques across multiple programming languages. Ideal for developers looking to enhance their coding skills, prepare for technica

algori data-structures difficult dsa-algorithm fundamentals-of-programming problem-solving programming-language

Last synced: 16 Mar 2025

https://github.com/madhvi-n/leetcode-python

Collection of Leetcode questions solved using Python! Created using LeetHub

algorithms data-structures leetcode-python problem-solving python3

Last synced: 08 Apr 2025

https://github.com/makcymal/silvera

My researches on ML and statistics, optimization methods, CS algoritms and numerical methods

algorithms data data-structures machine-learning numerical-methods statistics

Last synced: 01 Apr 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 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