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/robin-mlh/treedatastructure

Tree-based data structure system with functions for adding, modifying, deleting or reading data from a directory path.

data-structures functions python utils

Last synced: 12 Oct 2025

https://github.com/didogrigorov/leetcode-may-daily-challenges-2023

Python solutions to LeetCode's May 2023 Daily Challenges, organized by date. Ideal for practicing coding, mastering Python, and preparing for interviews.

algorithm-challenges algorithms algorithms-and-data-structures coding coding-challenge coding-challenges coding-interviews data-structures interview leetcode leetcode-python leetcode-solutions programming python python3

Last synced: 12 Oct 2025

https://github.com/r-n/calculatorstring

Calculator that takes math expression string as input like in Python

c calculator data-structures expression-evaluator interpreter linked-list math string-parsing

Last synced: 13 Oct 2025

https://github.com/lourd/swift-data-structures

Basic data structures and algorithms in Swift, made for teaching

algorithms data-structures swift

Last synced: 24 Mar 2025

https://github.com/sheel-ui/advance-data-structures

Red Black tree and Priority Queue implementation for solving complex problems.

data-structures min-heap object-oriented-programming priority-queue red-black-trees

Last synced: 21 Aug 2025

https://github.com/cryptography-research-lab/go-cycle-string

循环字符串数据结构(CycleString)

cryptography data-structures utils-library

Last synced: 12 Jan 2026

https://github.com/nicovandenhooff/advent-of-code-2022

This repository contains my solutions to the Advent of Code 2022 coding challenge.

advent-of-code advent-of-code-2022 algorithms data-structures optimization python

Last synced: 21 Aug 2025

https://github.com/yagoliu/go-algo

用 Go 实现的数据结构和算法之路,日渐完善中,敬请期待!

algorithms algorithms-and-data-structures data-structures go go-algorithms go-datastructure golang

Last synced: 13 Oct 2025

https://github.com/mariantaragel/setcal

Set and relation calculator

c data-structures project

Last synced: 14 Oct 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/shubhangdutta96/neetcode_150

This repository contains a collection of Data Structures and Algorithms implemented in Scala, utilizing the principles of functional programming. The aim is to provide efficient and clean solutions for common computational problems. In addition, this repository includes solutions to the NeetCode 150 DSA problems series.

data-structures functional-programming scala

Last synced: 24 Mar 2025

https://github.com/kamilkrauze/stackvector

A cache-coherent stack allocated templated vector.

cache-coherence cmake cpp data-structures

Last synced: 14 Oct 2025

https://github.com/theronwolcott/data-structure-phonebook

This project implements Ordered Linear Probing (OLP) and Quadratic Probing (QP) for collision resolution in hash tables, supporting soft deletion, hard deletion, and auto-resizing with prime number capacities for optimal performance.

data-structures hash-tables java

Last synced: 14 Oct 2025

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/mu-selim/calculator

Mathematical calculator using stack data structure.

data-structures javascript stack

Last synced: 08 Jul 2025

https://github.com/xiaohan2012/pyheap

binary heap implementation in Python

data-structures heap priority-queue

Last synced: 23 Aug 2025

https://github.com/nkokor/red-black-tree

Implementation of Red-Black Tree data structure using Python

data-structures red-black-tree

Last synced: 21 Apr 2026

https://github.com/sam0jones0/cracking-the-coding-interview

My solutions written in Python to the problems presented in "Cracking the coding interview 6th edition: 189 programming questions and solutions" by Gayle Laakmann McDowell.

algorithms cracking-the-coding-interview data-structures python python3

Last synced: 15 Oct 2025

https://github.com/m-aqsam/complete-java

Complete Java Learning Journey Fron Basics

data-structures inheritance inheritance-examples java java8 javaprojects

Last synced: 03 Jan 2026

https://github.com/a920604a/leetcode

leetcode to record

algorithms data-structures

Last synced: 12 May 2026

https://github.com/mohammed-majid/task-manager

To-do list web app that organizes data using a heap data structure

data-structures graph heap

Last synced: 16 Oct 2025

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

Data Structures and Algorithms implemented in Javascript

algorithms data-structures data-structures-and-algorithms

Last synced: 16 Oct 2025

https://github.com/kernelshreyak/dsa_learning

My learning of Data Structures and Algorithms through implementations in Go,Python and JavaScript. Also contains solutions to some competitive programming exercises

algorithms algorithms-and-data-structures competitive-programming data-structures golang javascript python3

Last synced: 04 May 2026

https://github.com/tralahm/machine-learning-in-tensorflow

Using Tensorflow to apply and implement machine learning algorithms enabled by constraints exposed by representations that support models targeted at thinking,perception and action

algorithms constraints data-structures machine-learning models tensorflow tralahm tralahtek

Last synced: 12 May 2026

https://github.com/shaheer2003/railway-ticket-portal

The Railway Ticket Reservation Portal is an automated train booking system that allows users to create accounts, search for train routes, book tickets, and manage reservations. It features an efficient hash-based login system, Dijkstra’s algorithm for shortest route calculation, and multiple seat class options.

c console-application cpp data-structures dijkstra dsa hashtable railway-reservation

Last synced: 02 May 2026

https://github.com/billgewrgoulas/rtrees-and-spatial-data

Rtrees for storing spatial data.

data-structures pathfinding rtree

Last synced: 20 Apr 2026

https://github.com/scar027/data-structures

Library containing documented implementations of internal workings of commonly used data structures.

cmake cpp ctest data-structures doxygen rtd rtfd sphinx

Last synced: 28 Jul 2025

https://github.com/phoemur/avl_tree

Naive implementation of an AVL tree using modern C++ (C++14, smart_pointers,etc...), and also a naive implementation of map using it.

associative-map avl avl-tree avltree cpp data-structures map

Last synced: 19 Oct 2025

https://github.com/bren12/data-structures

Computer programs developed to address the problems generated from the blockade of the Suez Canal and how, using various data structures, we can manage the information to avoid or mitigate this type of problem.

algorithms c-plus-plus data-structures

Last synced: 19 Oct 2025

https://github.com/hectorip/inquiry

Elixir Library to extract a specific value from a nested data structure in a query-like style.

data-structures elixir elixir-library extract json querying-iterables

Last synced: 13 May 2026

https://github.com/clarete/algo

Campinho perto do corrego pra treinar lateral, bater falta, cobrar escanteio, e outros fundamentos da computacao

algorithms data-structures search-algorithm

Last synced: 24 Mar 2025

https://github.com/geo-tp/autocrud

API Rest to automatically generates and manages CRUD operations for custom data structures defined by users

crud data-structures rest-api

Last synced: 24 Aug 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/rieljasperapos/data-structures-and-algorithms

A collection of my practice codes for Data Structures and Algorithms (DSA) topics from my university.

c data-structures

Last synced: 23 Oct 2025

https://github.com/raadiah/dsa-using-go

Implementing the most used data structures and algorithms using Go.

algorithms algorithms-and-data-structures data-structures golang

Last synced: 15 Mar 2025

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

🧑‍💻 Java implementations of various data structures and their associated operations.

data-structures java

Last synced: 24 Oct 2025

https://github.com/sanish07/java-dsa

This repository contains the coding problems solved in Java DSA.

data-structures dsa-practice java-8

Last synced: 27 Jul 2025

https://github.com/neelkamath/ctci-practice

🧑‍💻 Just me practicing Cracking the Coding Interview problems

algorithms ctci data-structures kotlin

Last synced: 27 Jul 2025

https://github.com/ranimeshehata/shortest-paths-algorithms

A program implementing the three shortest paths algorithms for directed weighted graphs which are Dijkstra, Bellman-Ford and Floyd-Warshall.

algorithms bellman-ford-algorithm data-structures dijkstra-algorithm floyd-warshall-algorithm graphs java junit-test shortest-path-algorithm

Last synced: 25 Oct 2025

https://github.com/being-amara-khan/cpp-codes

This repository contains a collection of C++ programming problems and solutions, ranging from fundamental concepts to advanced Data Structures and Algorithms (DSA). Whether you're a beginner or an advanced learner, this repository aims to help you practice and enhance your coding skills.

cpp data-structures dsa-algorithm patterns

Last synced: 11 Jun 2026

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/jungaretti/advent-of-code-2020

Solutions to problems from the merriest coding challenge on the Internet

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/farial-mahmod/bubble-sort-in-python

Implementing Bubble Sort algorithm using Python.

bubble-sort data-structures python3

Last synced: 27 Jul 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/jeongju9216/datastructure

Swift 자료구조

data-structures

Last synced: 26 Oct 2025

https://github.com/alisatodorova/javachallenges

Some interesting and challenging programs and algorithms I coded in Java.

algorithms data-structures data-structures-and-algorithms java practice-programming

Last synced: 13 May 2026

https://github.com/gurrudev/dsa

Data Structures & Algorithms

algorithms c cpp data-structures dsa

Last synced: 13 May 2026

https://github.com/sudirkrishnaars/data-stuctures

This repository contains a series of problems solved in C.

data-structures

Last synced: 30 Jun 2025

https://github.com/kasutu/filter

DSS: OOP based filter for objects

data-structures oop-principles typescript

Last synced: 31 Mar 2025

https://github.com/naforoutan/skyline-computation-bjr-tree

A data structures project implementing a BJR-Tree for efficient dynamic skyline queries, processing multi-dimensional datasets with continuous point insertions and deletions.

data-structures skyline tree-structure

Last synced: 18 Sep 2025

https://github.com/mateusz-przybyla/personalbudget_structured

Final C++ application to manage your personal budget [structured]

cpp data-structures structured-programming xml

Last synced: 27 Oct 2025

https://github.com/mezantrop/tsqlike

SQL-like interface to tabular structured data

csv data-processing data-structures json python sql-like table

Last synced: 24 Jan 2026

https://github.com/whisperpine/leetcode-rs

LeetCode problem solutions in Rust.

algorithms data-structures dsa leetcode neetcode rust

Last synced: 24 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/ahmedhosssam/dynamo-tree

C++ Backend server and API with React front-end client

avl-tree cpp cpprestsdk data-structures javascript react

Last synced: 15 Apr 2026

https://github.com/vincentlaucsb/algorithms-sedgewick-wayne

My personal collection of notes, drawings, and code created while reading Algorithms (Fourth Edition) by Robert Sedgewick and Kevin Wayne.

algorithms data-structures java sedgewick

Last synced: 15 May 2025

https://github.com/lynnsh/simple-evaluator

Java Evaluator Academic Project

data-structures java reverse-polish-notation

Last synced: 25 May 2026

https://github.com/cerezo074/algorithms-playgrounds

You can run some exercises from common platforms like Leetcode in a playground.

algorithms array data-structures hash-table string tries

Last synced: 15 Mar 2025

https://github.com/wfvining/rangetree

Purely functional read-only range trees in Erlang

data-structures erlang erlang-library range-tree

Last synced: 30 Jan 2026

https://github.com/narayan954/dsa-problems

leetcode, geeksforgeeks, usaco, codeforces, etc question's solutions

algorithms data-structures

Last synced: 11 Apr 2026

https://github.com/lross2k/practice-in-c89

Simple implementations made in C to practice different concepts

algorithms c c89 data-structures

Last synced: 01 Feb 2026

https://github.com/ofadiman/grinding-leetcode

Repository contains solutions to leetcode problems.

algorithms data-structures golang leetcode sql typescript

Last synced: 18 Apr 2026

https://github.com/csvitor-dev/clang-exercises

Data Structures Exercises with Clang

clang data-structures

Last synced: 27 Jul 2025

https://github.com/hamidhosen42/lightoj-problems-discussion-and-solutions

lightOj-problems-discussion-and-solutions-and-algorithm-and-data structures

algorithms c-plus-plus c-programming data-structures discussion lightoj-solutions

Last synced: 26 Jul 2025

https://github.com/youssefashourrr/supermarket-manager

A supermarket management system developed in C++ with Qt5 widgets for the graphical interface, created as our CS213 course project during the first semester of sophomore year.

college-project cplusplus data-structures inventory-management qt5

Last synced: 07 Feb 2026

https://github.com/whitedodo/datastructure1

Horowitz의 C++ 자료구조(Horowitz's C ++ Data Structure)

cpp data-structure-cpp data-structures

Last synced: 26 Jul 2025

https://github.com/mandober/js-data-structures

Data structures in JS

data-structures javascript

Last synced: 14 May 2026

https://github.com/dd0wney/ds

Collection of data structures and algorithms for my reference in languages I'm interested in

algorithms data-structures

Last synced: 12 Jun 2026

https://github.com/waseemofficial/dsa_python

Data Structures and Algorithms in Python

algorithms data-structures excalidraw python scripts yml yml-files

Last synced: 08 Feb 2026

https://github.com/kamzzi/dsa-typescript

Data Structures and Algorithms using Typescript and Vitest

algorithms data-structures typescript vite vitest

Last synced: 14 May 2026

https://github.com/1ayanabil1/algorithms

Welcome to the Algorithms repository! 🚀 This repository is dedicated to documenting and sharing my journey through algorithm learning, with a special focus on the Grokking Algorithms book.

codewars codewars-solutions data-structures hackerrank hackerrank-solutions jupyter-notebook leetcode leetcode-python leetcode-solutions machine-learning prob python search-algorithm searching searching-algorithms

Last synced: 09 Feb 2026