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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/perfectmak/gostructures

Data Structure implemented in Go

algorithms data-structures go golang

Last synced: 28 Feb 2025

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

Competitive programming archives

algorithms data-structures

Last synced: 29 Mar 2025

https://github.com/chrynan/queue

Stack, Queue, and Deque Data Structures for Kotlin

data-structures deque kotlin kotlin-library kotlin-multiplatform queue stack

Last synced: 29 Jul 2025

https://github.com/daryaandreyuk/leetcodetasks

Preparation for LIVE Coding interviews

algorithms coding data-structures java notations

Last synced: 07 Apr 2025

https://github.com/mohamedayassin/dictionary-using-data-structures

Terminal based dictionary application using data structures in C++

data-structures dictionary linked-list linkedlists-using-class

Last synced: 24 Mar 2025

https://github.com/jabhij/hacks_python

Python hacks for code optimization.

algorithms data-structures datatypes python

Last synced: 27 May 2026

https://github.com/valentinnsoare/mathquizwithcomputerassistedinstructions

Math quizes with an interactive menu and instructions from computer to solve the questions in case you have your answer wrong.

data-structures interaction-design interactive java-17 mathematics maven oop-principles

Last synced: 30 Apr 2026

https://github.com/amitbasuri/linuxpathtraversal

Application which does a Linux Path Traversal in memory.

data-structures golang golang-application tree-traversal-algorithm

Last synced: 19 Jun 2025

https://github.com/sakshijain009/just-problems

Variety of Data Structures and Algorithms Problems in C and Java 🥂

c coding-challenge data-structures gfg internship java practice preparation programming-challenges questions

Last synced: 08 Mar 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/harshnag1/pep-dsa-2026

Structured topic-wise implementation of Data Structures and Algorithms in C++ for placement preparation and interview practice (PEP-DSA-2026).

algorithms cpp data-structures dsa interview-preparation placement-preparation problem-solving

Last synced: 30 Apr 2026

https://github.com/rvats20/airline-dashboard

Airline Dashboard is designed to provide real-time insights and analytics for airline operations. This dashboard helps airlines monitor key performance indicators (KPIs), track flights, manage resources, and improve overall efficiency.

cicd dashboard-application dashboard-templates data-structures matplotlib pandas plotly python real-time visualization

Last synced: 30 Apr 2026

https://github.com/theanujdev/dsa-python

A beginner-friendly introduction to common data structures (array, linked lists, stacks, queues, trees, graphs) and algorithms (searching, sorting, recursion, dynamic programming) in Python.

algorithms data-structures data-structures-and-algorithms dsa python python3 theanujdev

Last synced: 10 Jun 2026

https://github.com/plurid/plurid-data-structures-typescript

Utility Data Structures Implemented in TypeScript

data-structures typescript

Last synced: 30 Apr 2026

https://github.com/maemoonfarooq/shortest-path-finder-using-parallel-processing

Welcome to the Parallel Shortest Path Finder! This innovative tool is designed to swiftly determine the shortest routes between pairs of nodes in a graph. Leveraging the power of Dijkstra's algorithm, it navigates graph connections using an adjacency list and a hash table-based distance matrix for optimal efficiency.

bash-script c data-structures mpi openmp-parallelization

Last synced: 18 Apr 2026

https://github.com/haidermalikk/cs_notes

My CS notes. Include Topics Like: Data structures, Algorithims, OOP, Syntax for various languages, etc.

algorithms algorithms-and-data-structures begginer-friendly csnote csnotes data-structures explanation python

Last synced: 09 Apr 2025

https://github.com/uchamod/flutter-notepro

A simple and efficient to-do and note-taking app developed using Flutter. This app allows users to create, manage, and organize tasks and notes with ease. Data is securely stored locally using Hive, ensuring quick access and offline functionality. The project highlights the use of Flutter for creating intuitive user interfaces and Hive.

algorithms dart data-structures flutter hive localstorage state-management ui-design

Last synced: 13 Apr 2026

https://github.com/bam-j/datastructure

자료구조 C언어 구현

c data-structures

Last synced: 31 Mar 2025

https://github.com/cdellacqua/channel.js

A simple yet powerful abstraction that enables communication between asynchronous tasks.

async data-structures

Last synced: 15 Mar 2025

https://github.com/phipsgabler/algdesign-persistent-data-structures

Presentation for Algorithm Design Seminar 2 on persistent data structures

algorithm-design data-structures persistent-data-structures

Last synced: 03 Feb 2026

https://github.com/jcalmcrasher/hackerrank-challenges

My algo solutions (mostly hackerrank challenges)

algorithms data-structures typescript

Last synced: 02 Sep 2025

https://github.com/0xisk/research-solidity-algorithms

The purpose of this repo to be focused on smart-contracts algorithms in Solidity.

algorithms data-structures smart-contracts smart-contracts-algorithms smartcontracts

Last synced: 04 Feb 2026

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

A comprehensive collection of data structures and algorithms implemented in Java, with detailed explanations for each concept. This project was inspired by Bro Code, serving as a hands-on reference for learning and mastering fundamental data structures and algorithms in Java.

algorithms big-o-notation binary-search bro-code data-structures dynamic-array linear-search linked-list priority-queue queue stack

Last synced: 24 Mar 2025

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/easonsyc/queues-stacks

Data structures queues and stacks.

c-sharp data-structures study

Last synced: 10 Jun 2025

https://github.com/seigtm/bidirectionalringlist

Ring doubly linked list C++ class implementation. My very old college homework from 2020.

bidirectional-lists class cpp cpp-class cpp-library data-structure data-structures linked-list list

Last synced: 20 Apr 2025

https://github.com/ernyoke/algorithms-ts

Algorithms and data-structures implemented in TypeScript (NodeJs)

algorithms data-structures

Last synced: 16 Jan 2026

https://github.com/tarball0/data-structures-notes

Repo to help with Data Structures and Algorithms

algorithms data-structures

Last synced: 21 Feb 2026

https://github.com/mathusanm6/leetcode

Solutions for Leetcode Problems (tested using pytest and continuous integration)

algorithms algorithms-and-data-structures continuous-integration data-structures flake8 leetcode-python leetcode-solutions pytest

Last synced: 28 Aug 2025

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

:books: Algorithms and Data Structures implemented in Java

data-structure-java data-structures

Last synced: 27 May 2026

https://github.com/hnipun/elements-of-programming-interviews-in-python

collection of solutions to common coding problems

algorithms data-structures

Last synced: 03 Apr 2025

https://github.com/sun-lab-nbb/ataraxis-data-structures

A Python library that provides classes and structures for storing, manipulating, and sharing data between Python processes.

ataraxis data-logging data-manipulation data-structures shared-memory

Last synced: 19 Feb 2026

https://github.com/kalyan4636/interview-coding-practice-questions

PYTHON AND JAVA CODING SNIPPETS, TECHNICAL INTERVIEW QUESTIONS AND PRACTICE CODE.

angular corejava cpp css data-structures django framework html java javascript mongodb python sql

Last synced: 11 Apr 2026

https://github.com/abdulvahabaa/geeksforgeeks-dsa

This is my Geeks for Geeks test submission reports repository for improving my DSA knowledge and coding skill.

algorithms data-structures dsa-learning-series dsa-practice javascript nodejs

Last synced: 06 Jan 2026

https://github.com/lucidfrontier45/fpq

Priority Queue with scoring Function

data-structures queue rust

Last synced: 16 Mar 2025

https://github.com/yagocrispim/data_structures

A study about data structures

cpp data-structures

Last synced: 23 Mar 2025

https://github.com/codomatech/clodss

On-Disk data-structures store with redis-like API.

data-structures embedded-database

Last synced: 24 Mar 2025

https://github.com/aryank1511/dsa-for-coding-interviews

📚✨ A handy collection of my code and notes for mastering data structures and algorithms for coding interviews!

algorithms data-structures

Last synced: 21 Apr 2026

https://github.com/abhiroop/pearls

Pearls of Functional Algorithmic Design

algorithm data-structures haskell

Last synced: 18 Mar 2025

https://github.com/farhaduneci/contactbook

A simple contact book written with Python.

data-structures

Last synced: 01 Sep 2025

https://github.com/antdeivid/sparsematrix

Projeto da cadeira de Estrutura de Dados: Implementação de uma matriz esparsa baseada em listas circularmente encadeadas.

circular-linked-list cpp data-structures sparse-matrix

Last synced: 16 Mar 2025

https://github.com/agilord/lookup

Dart package for constant (immutable) data structures for effiecient lookup, indexing and search in memory and on disk.

dart data-structures search

Last synced: 16 Feb 2026

https://github.com/shravan20/data-structures-and-algorithm

Repo contains the development explanation and code for Data Structure and Algorithm

algorithm algorithms data-structures

Last synced: 04 Apr 2025

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

Data Structures and Algorithms in Python. Solutions to practice problems on GFG.

algorithms data-structures problem-solving python3

Last synced: 08 Apr 2025

https://github.com/glintonliao/berkeley-cs-61b

CS 61B: Data Structures

algorithms data-structures java

Last synced: 18 Mar 2025

https://github.com/saka7/algorithms

Algorithms and data structures in TypeScript

algorithms cumputer-science data-structures typescript

Last synced: 18 Mar 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/qtle3/boxing_weight_classes

The Python Boxing Weight Classifier is a simple Python script that determines the appropriate Olympic boxing weight class based on the user's input weight (in pounds) and gender. It categorizes both men and women into their respective weight classes according to Olympic standards.

arithmetic-operations conditional-statements data-structures error-handling modular-design string-manipulation

Last synced: 08 Apr 2025

https://github.com/cqllum/schema2dwh

⚡ Automatically produce a data model on your database using its information schema using GenAI.

ai data data-structures dataengineering datawarehousing dwh gemini gemini-api genai reporting reporting-tool schema-design

Last synced: 13 Mar 2025

https://github.com/kishore-devaraj/layman-js-snippets

A repo which contains simple snippets to describe important concepts in javascript world and also contains common data structure patterns implemented in js.

data-structures javascript nodejs reactjs redux

Last synced: 11 Apr 2026

https://github.com/jkazari/mathematics-laboratories-4.1

Repository of solutions for my Algorithms and Data Structures class on the 4th semester of studying Mathematics at Gdańsk University of Technology

algorithms cpp data-structures

Last synced: 30 Jun 2025

https://github.com/albinj12/go-data-structures-and-algorithms

Data Structures and Algorithms implemented using Go

algorithms data-structures dsa go golang

Last synced: 25 Mar 2025

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

Problem Solving questions

algorithms data-structures java

Last synced: 18 Mar 2025

https://github.com/ifeelgarv/striver-a2z-dsa-sheet-solution-using-cpp

This repository contains Strivers A2Z DSA Course/Sheet Code Solution using C++with explanation.😍

algorithm data-structures

Last synced: 11 Jun 2025

https://github.com/bimus-github/data-structures-in-js-python

Based on my knowledge so far, the best data structure is b-tree, red-black-tree is also good but saving it to json file is a problem.

array binary-search-tree btree data-structures hashtables heaps redblacktree tries

Last synced: 11 Jun 2025

https://github.com/musleh0001/dsa

Data Structure and Algorithm

alrogithm data-structures python3

Last synced: 24 Mar 2025

https://github.com/stackcats/collections

A library provides efficient implementations of the most common general purpose programming data structures.

algorithms data-structures elixir

Last synced: 30 Mar 2025

https://github.com/nakkayev1707/algorithms

Algorithms is a C# project dedicated to solving algorithmic challenges from various sources, such as LeetCode. This repository contains implementations of solutions for a variety of algorithmic problems, providing a resource for learning and improving problem-solving skills in C#. It includes solutions to common problems and data structures

algorithms codewars coding-challenges data-structures leetcode problem-solving

Last synced: 03 Jul 2025

https://github.com/massigy/c-dictionnary-program

This C program, loads a file of 10000 english words to a trie data structure and search for the right spelling when the user types a word of his own.

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

Last synced: 07 May 2026

https://github.com/humayan-kabir/data-structure

data structure repository for competitive programming

competitive-programming cpp data-structures

Last synced: 30 Jun 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/d34d0s/libx

A library providing APIs for common engineering utilities.

c data-structures memory-management stdlib-extras

Last synced: 01 Apr 2025

https://github.com/edugmenes/azure-data-engineering

This repository contains my first end-to-end Data Engineering project, built using Microsoft Azure Cloud and Azure Databricks with PySpark.

azure cloud data data-engineering data-lakehouse data-structures databricks delta-lake etl-pipelines lakehouse lakehouse-architectures medallion-architecture microsoft-azure pyspark spark

Last synced: 29 Jan 2026

https://github.com/justinlubin/cs-162-notes

UChicago CS 162 Notes, Winter 2017.

algorithms c data-structures notes

Last synced: 21 Apr 2026

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/yvng-jie/ds-visualized

📚 Interactive data structures tutorial with visual animations and live code playground.

data-structures dsa javascript tutorial visualization

Last synced: 29 May 2026

https://github.com/danishayman/boyer-moore-string-matching

This Java program implements the Boyer-Moore string matching algorithm using the Bad Character Heuristic.

algorithms booyer-moore booyer-moore-harspool data-structures java

Last synced: 20 Jun 2025

https://github.com/asarkar/algorithms-design-analysis-2

Lecture videos and homework for Algorithms: Design and Analysis, Part 2, taught by Tim Roughgarden

algorithms coursera data-structures scala stanford

Last synced: 27 Nov 2025

https://github.com/sglavoie/code-snippets

Collection of code snippets that have been useful at some point in history.

algorithms computer-science data-structures mathematics python3

Last synced: 30 Mar 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/sasha-hk/cpp

🏔️ Basic algorithms and data structures on cpp

algorithms cpp data-structures

Last synced: 01 Aug 2025

https://github.com/mohitbansal964/binary-tree

Binary Tree Insertion, Traversal and display in vertical and horizontal format

binary-trees cpp data-structures

Last synced: 30 May 2026

https://github.com/itsjomon/java

Java Programming & Data Structures/Algorithms repository for quick revision, practice, and reference.

algorithms data-structures java java-dsa java-programming-language

Last synced: 12 Jun 2025

https://github.com/lkmc2/datastructure

C语言数据结构

c-language data-structures

Last synced: 31 Jul 2025

https://github.com/can-dy-jack/queue

Queue implementation in JavaScript (based on Array)

data-structures implementation javascript queue

Last synced: 07 Apr 2025

https://github.com/can-dy-jack/stack

stack implementation in JavaScript

data-structures javascript stack

Last synced: 07 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