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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/subhan-liaqat/leetcode-problems

This repository includes all the LeetCode Problems which are most asked in big tech interviews.

algorithms cpp data-structures dsa faang leetcode python

Last synced: 14 Mar 2025

https://github.com/silent0wings/smarter-priority-queue-spq-adt-implementation

This repository contains the implementation of a Smarter Priority Queue (SPQ) Abstract Data Type (ADT) using a parameterized heap. The SPQ is designed to support both min-heap and max-heap configurations with dynamic adaptability and efficient management.

abstract-data-type adt adt-implementations adt-template data-structures data-structures-algorithms dsa dynamic-queue heap java optimized-queue pq priority-queue queue resizable-arrays-implementation resizable-arrays-implemented smart-priority-queue spq tree

Last synced: 01 Sep 2025

https://github.com/azaz9026/data_cleaning

Welcome to the Data Cleaning repository! This collection is dedicated to showcasing techniques and methods for cleaning and preparing datasets for analysis.

data-analysis data-engineering data-structures data-visualization eda feature-engineering machine-learning numpy outliers pandas python seaborn

Last synced: 26 Dec 2025

https://github.com/clustercockpit/cc-specifications

Specification of ClusterCockpit datastructures, interfaces, DB schemas, file formats and directory structures

api api-graphql api-rest data-structures file-archive schema

Last synced: 04 Jan 2026

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/kanavgoyal898/spellsensei

spellSensei is a lightweight Python-based spell checker using the Wagner-Fischer algorithm to calculate Levenshtein distance and suggest accurate corrections. Designed for efficiency, it seamlessly integrates into applications without sacrificing performance. Ideal for enhancing text accuracy in personal projects or larger systems.

algorithms data-structures dynamic-programming python scratch-implementation spell-checker wagner-fischer-algorithm

Last synced: 27 Jul 2025

https://github.com/networkflux/ft_containers

Let’s re-implement the standard C++ containers

algorithms complexity containers cpp data-structures

Last synced: 20 Jul 2025

https://github.com/staivanov/dsa-under-js

Popular data structures and algorithms implemented on JavaScript

algorithms bigonotation data-structures es6-javascript javascript

Last synced: 23 Mar 2025

https://github.com/adhaamehab/db-collection

My implementation for common algorithm and data structures used in modern database systems.

algorithms data-structures database-internals designing-data-intensive-applications

Last synced: 01 Mar 2026

https://github.com/bside89/data_structures_practice4

Practical activity #4, Data Structures, in Computer Engineering graduation.

dag data-structures depth-first-search graphs topological-sort

Last synced: 04 Apr 2026

https://github.com/ashgole/python-pyramids-solutions

Coding Battle Soution for Python Pyramids. This is done by my Team and me.

data-structures pyrami-solutions python python-programming

Last synced: 30 Mar 2025

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

Repository for the Data Structures course

c data-structures

Last synced: 14 Oct 2025

https://github.com/yiduoyu/cps-2232-final-project

Car Rental Management System

data-structures java

Last synced: 06 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/ale-soares/data-structures-and-algorithms-coursework

Coursework for udemy course JavaScript Data Structures & Algorithms + LEETCODE Exercises

algorithms data-structures data-structures-and-algorithms

Last synced: 01 Mar 2026

https://github.com/themaximalist/jsonagent

An evolving JSON data-structure that uses gpt-4 to update itself

agent data-structures gpt-3 gpt-4 json llm openai

Last synced: 29 Jun 2025

https://github.com/barrettj12/collections

Generic, Java-style collections in Go.

collection data-structures golang library

Last synced: 27 Jan 2026

https://github.com/rockchalkwushock/dsa-notes

Notes from Data Structure & Algorithm tutorials.

algorithms data-structures

Last synced: 27 Jan 2026

https://github.com/siddarthshete/fds

This repository contains the assignment based pn fundamental of data structure using cpp which were performed in third semester

arrays assignments cpp cppprogramming data-structures datastructures-algorithms linked-list strings

Last synced: 06 Mar 2025

https://github.com/gozdesaygiliyalcin/algorithm-and-data-structures-examples

This repo includes some basic examples which are insertion, binary search tree and merge sort.

basic-algorithms binary-search-tree data-structures insertion-sort merge-sort

Last synced: 27 Jan 2026

https://github.com/dezashibi-c/dcommon

My commonly used utilities, headers, scripts, etc.

c data-structures dynamic-values helpers scripts utilities

Last synced: 15 Oct 2025

https://github.com/mehmetkoca/pickle-java

Using Java, Inheritance, Composition, Encapsulation, Polymorphism, ArrayList, AutoBoxing&Unboxing, LinkedList, Interfaces

data-structures java oop

Last synced: 06 Mar 2025

https://github.com/singharyan1007/javadsa

The repository is collection of all the problems discussed in JAVA-DSA-Bootcamp by Kunal Kushwaha.

algorithms data-structures dsa faang-preparation java

Last synced: 15 Oct 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/heap-data-structure/d-ary-heap

:octopus: d-ary heap data structure library for JavaScript

agpl binary-heap computer-science d-ary-heap data-structures heaps javascript worst-case

Last synced: 16 Oct 2025

https://github.com/shuddha2021/distributed-system-simulator-in-golang

A lightweight distributed system simulator in Go, featuring concurrency, HTTP endpoints, and unit tests.

concurrency data-structures distributed-systems error-handling go goroutines http-server restful-api synchronization thread-safety unit-testing

Last synced: 15 May 2025

https://github.com/teleivo/skeleton

A data structures and algorithms library written in Go

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

Last synced: 05 Jul 2025

https://github.com/abdo-essam/red-black-tree

Red Black Tree - Data Structure

data-structures pointers redblack-tree

Last synced: 18 Oct 2025

https://github.com/alinpahontu2912/racket-supermarket

first homework for programming paradigms

data-structures functional-programming racket

Last synced: 18 Oct 2025

https://github.com/dor-rondel/csc_365

Repository for my Data Structures and File Processing course at SUNY Oswego taught by Prof. Ioana Coman during the spring 2019 semester.

btree connected-component-labelling data-structures genetic-algorithm graph-theory hashtable sorting-algorithms

Last synced: 26 Feb 2025

https://github.com/gabrafo/algoritmos-ed

Estudos em algoritmos e estruturas de dados.

algorithms algoritmos cpp data-structures estruturas-de-dados

Last synced: 18 Oct 2025

https://github.com/nopetimizer/buckets

Buckets is a Go package that provides implementations of various data structures commonly used in computer science and software development.

data-structures go wip

Last synced: 12 Nov 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/make-github-pseudonymous-again/js-collections-namedtuple

:bookmark: Python's namedtuple data structure for JavaScript

agpl collections data-structures javascript namedtuple

Last synced: 26 Dec 2025

https://github.com/tomboddaert/zig_structures

An implementation of some data structures used to help me learn Zig

data-structures zig

Last synced: 20 Oct 2025

https://github.com/dan-niles/data-structures-and-algorithms

Collection of data structures and algorithms for CS2023

algorithms cpp cs2023 data-structures

Last synced: 18 Sep 2025

https://github.com/zurd46/zurdsynthdatagen

This Electron project uses the OpenAI ChatCompletion API to generate synthetic datasets in either German (DE) or English (EN).

data data-structures dataset electron json jsonl nodejs openai synthetic

Last synced: 04 Apr 2026

https://github.com/goutamhegde002/dsa-roadmap-for-beginners

The "DSA Roadmap for Beginners" repository is a comprehensive guide designed to help beginners learn Data Structures and Algorithms (DSA) efficiently. It provides structured content covering fundamental and advanced topics in DSA, with practical examples, exercises, and coding problems.

beginner beginner-friendly beginner-guide coding-practice data data-science data-structures data-structures-and-algorithms dsa dsa-algorithm dsa-learning-series dsa-practice dsa-roadmap interview-preparation interview-resources programming-fundamentals

Last synced: 28 Feb 2026

https://github.com/7astro7/leetcode

bad solutions to leetcode problems

algorithms c data-structures docker java leetcode python

Last synced: 31 Dec 2025

https://github.com/felipe-gdr/algorithms

Algorithms, coding challenges and exercises

algorithms data-structures java-8

Last synced: 12 Jul 2025

https://github.com/mohamedwelteir/infix-to-postfix--expression-evaluator

This project is for converting mathematical expression from infix to postfix as well as evaluating the expression.

data-structures java

Last synced: 26 Feb 2025

https://github.com/msarmadqadeer/data-structures-implementation

These are the tasks that I performed during learning data structures.

cpp data-structures dsa dsa-algorithm

Last synced: 26 Jul 2025

https://github.com/nanafox/binary_trees

A project on the Binary Tree Data Structure.

alx-curriculum binary-search-tree binary-tree c-programming data-structures dsa

Last synced: 06 Nov 2025

https://github.com/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/deamondev/scala-data-structures

Implementation of most common data structures / algorithms in Scala. Based on "Rock the JVM - Scala & Functional Programming practice course". All solutions are mine.

algorithms data-structures scala testing

Last synced: 05 Mar 2025

https://github.com/mohfazam/dsa

A repo covering all topics of DSA, where algorithms meet precision, and code is crafted to master the complexities of competitive programming.

algorithms codechef codeforces competative-programming cpp data-structures dsa geeksforgeeks leetcode

Last synced: 23 Oct 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/rodrigojunqueiradev/python-exercises

Repositório para armazenar exercícios realizados na linguagem Python / Repository to organize exercises with Python language

data-analysis data-science data-structures data-visualization database math pandas pandas-python python python-3 python3 sql statistics

Last synced: 23 Oct 2025

https://github.com/julianp911/proyecto_2_202010_sec_4_team_5

📚 Proyecto 2 - Estructura de Datos

data-structures generic geojson java java8

Last synced: 20 Jun 2025

https://github.com/jeanbou/tech-interview-questions

A good collection of real-world coding interview problems, algorithm challenges & technical questions solved during application processes or its preparation for top tech companies. Includes multiple solutions for firms like Meta (Facebook), Goldman Sachs, Rakuten, Barclays, Line, Lifeware, Odoo, SES, Talkwalker & etc. Perfect for tech interview

algorithms code coding-challenges data-structures faang interview-preparation leetcode love tech-interviews

Last synced: 03 Feb 2026

https://github.com/vihlancevk/list

Data structure list with visualization

c cache-friendly data-structures graphviz learning-task student-project

Last synced: 24 Oct 2025

https://github.com/arkid15r/cs

Go/TypeScript exercies on algorithms and data structures.

algorithms data-structures data-structures-algorithms sorting-algorithms

Last synced: 26 Jul 2025

https://github.com/elkard/polynomialdatacontainer

C++ project on the 2nd semester of CS at Warsaw University of Technology

cpp11 data-structures parser polynomials template

Last synced: 24 Oct 2025

https://github.com/prthd/programs-in-cpp

⚡ A collection of C++ programs covering data structures, algorithms, and problem-solving techniques. Includes implementations of graph algorithms, dynamic hashing, matrix operations, pointer concepts, and more, making it a valuable resource for competitive programming and system-level programming. 🚀💻

algorithms competitive-programming cpp data-structures dynamic-hashing graph-algorithms object-oriented-programming pointer-management problem-solving system-programming

Last synced: 31 Aug 2025

https://github.com/alexandrbig1/goit-sql-hw-03

This repository contains my homework assignments for learning basic SQL functions and understanding query operations to retrieve and manipulate information.

backend computerscience data-structures database git software-engineering sql

Last synced: 17 Mar 2025

https://github.com/3ein39/sparse_array_matrix

Representing an array of very huge indices (e.g. 10^8) using doubly linked list

data-structures doubly-linked-list linked-list sparse-matrices sparse-matrix

Last synced: 26 Jul 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/arranstewart/dsa-swu-website

Data Structures and Algorithms at Southwest University, China, run in Autumn 2021

algorithms data-structures teaching-materials

Last synced: 25 Dec 2025

https://github.com/ofmiq/algorithmsanddatastructures

A collection of fundamental algorithms and data structures implemented in C++

algorithms c-plus-plus data-structures

Last synced: 25 Oct 2025

https://github.com/maverickpoly/asmr-python-dsa

Different Data Structures and Algorithms implemented in Python.

algorithms data-structures dsa python

Last synced: 25 Oct 2025

https://github.com/kevinknights29/dsa_in_java

This repo contains data structures and algorithms implemented in Java.

algorithms data-structures java

Last synced: 22 Mar 2025

https://github.com/failpt/avl-csharp

Generic AVL tree implementation and testing in C#

avl avl-tree bst csharp data-structures generic generic-library self-balancing-trees

Last synced: 30 Aug 2025

https://github.com/abelnnieva/javascript-algorithms-data-structures

JavaScript Algorithms and Data Structures Certification from freeCodeCamp. Includes exercises and certification projects.

algorithms data-structures freecodecamp javascript

Last synced: 28 Aug 2025

https://github.com/asarkar/pydata

Python Data Structures: Linked List, and Binary Tree

binary-tree data-structures linked-list python

Last synced: 25 Oct 2025

https://github.com/rhaeguard/algorithms-and-interview-questions-python

The repository to stack up algorithms and interview questions I came across

algorithms data-structures interview-questions project-euler python search-algorithm set

Last synced: 25 Aug 2025

https://github.com/hamidhosen42/stl-standard-template-library

STL-Standard-Template-Library. All STL Code with problem solving

algorithm c-plus-plus data-structures leetcode online-judge problem-solving stl

Last synced: 15 Mar 2026

https://github.com/asarkar/exercism-scala

https://exercism.org/tracks/scala

algorithms data-structures exercism exercism-scala scala

Last synced: 25 Oct 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/ikeraguero/javascript-course

This repo provides a place for uploading projects and concepts from Jonas Schmedtmann's 'The Complete JavaScript Course', focused on the essentials of vanilla JS and how it works below the surface.

apis data-structures dom-manipulation javascript oop

Last synced: 23 Aug 2025

Data structures Awesome Lists
awesome-leetcode-resources 79 best-of-python 711 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 Data-Structures-Algorithms-Python 80 Algorithms-and-Data-Structures 47 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 144 Database 131 Web Frameworks 107 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 93 Exercises 92 Testing 89 Networking 88 Websites 87 Command Line 87 Configuration 83 Data Pipelines & Streaming 82 命令行工具 80 Data Structures and Algorithms 76 ✅ Data Structures 75 Machine Learning 75