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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/bilgesucakir/stitch-grapher

Java-based crochet pattern engine for topology-aware parsing, stitch connectivity graph modeling, and visualization.

crochet-pattern cytoscape data-structures domain-modeling dsl graph graph-theory graph-visualization java oop parser parsing spring-boot threejs topology

Last synced: 31 May 2026

https://github.com/pedro-git-projects/go-data-structures-and-algorithms

Implementation of most of the classical data structures and algorithms in Go

algorithms data-structures go golang

Last synced: 14 Jan 2026

https://github.com/yoshiohasegawa/python-data-structures

A Python package that contains common data structures and algorithms, available on PyPi.

data-structures heap linked-list python queue stack tree

Last synced: 11 Oct 2025

https://github.com/azaz9026/email-spam-detection

Welcome to the Email Spam Detection project! This repository provides a machine learning model for detecting spam emails using a Naive Bayes classifier and a simple web interface built with Streamlit.

data-analysis data-cleaning data-structures data-visualization deep-learning machine-learning python sql streamlit

Last synced: 14 Apr 2026

https://github.com/liblaf/apple

🍎 Advanced optimization and math utilities with JAX for Python projects!

ci-cd code-quality data-structures github-actions hvp jax machine-learning numerical-methods optimization python

Last synced: 14 Apr 2025

https://github.com/bohdanmoroziuk/ds-a-js

A collection of data structures and algorithms implemented using JavaScript

algorithms data-structures javascript

Last synced: 06 Apr 2025

https://github.com/vladimir-skvortsov/spbstu-interval-anylysis

Лабораторные работы по дисциплине «интервальный анализ».

data-structures interval interval-analysis interval-arithmetic math python range

Last synced: 16 Apr 2026

https://github.com/saadarazzaq/master-lists-in-python

Master LISTS in a LAYMAN Language ✨

data-structures lists python

Last synced: 11 Oct 2025

https://github.com/jackfirth/rpn

A Racket package for working with Reverse Polish Notation stack structures

data-structures forth racket reverse-polish-notation

Last synced: 18 Feb 2026

https://github.com/iasminmartins/methods-and-programming-techniques

Repository dedicated to MPT activities, guided by Prof. Dr. Igor Sousa Peretta.

algorithms c data-structures file-handling mathematical-programming memory-management pointers recursion

Last synced: 05 Apr 2025

https://github.com/tmcgrath325/mutableconvexhulls.jl

Planar convex hulls that support efficient insertion and removal of points

convex-hull convex-hull-algorithms data-structures julia

Last synced: 03 Mar 2026

https://github.com/dylankle/dungeon-first-search

Checks if a graph in the form of a dictionary has an exit

data-structures depth-first-search

Last synced: 12 Oct 2025

https://github.com/davialencar2/cp-training

Destinado ao aprendizado e prática de programação competitiva.

algorithms competitive-programming data-structures

Last synced: 22 Mar 2025

https://github.com/likweitan/stutter

Write a method stutter that accepts a queue of integers as a parameter and replaces every element of the queue with two copies of that element for example [1, 2, 3] becomes [1, 1, 1, 2, 2, 2, 3, 3, 3].

data-structures

Last synced: 12 Oct 2025

https://github.com/0xpuddi/algorithms

A collection of algos written in python, detailed with time and space complexity

algorithms data-structures python3

Last synced: 20 Jun 2025

https://github.com/lovesaroha/algorithms-go

This is a collection of implementation of a variety of algorithms implemented in Go. Clean and simple code to help people get started with data structures and algorithms in golang.

algorithms binary-search-tree data-structures dynamic-connectivity flow-network golang graphs sorting-algorithms tries

Last synced: 31 May 2026

https://github.com/talenfisher/cis152

Class materials from CIS152: Data Structures and Algorithms in Java

data-structures java

Last synced: 12 Oct 2025

https://github.com/dansalahi/javascript-data-structures

Experimenting and implementing algorithms with JS

algorithm data-structures javascript

Last synced: 20 Mar 2025

https://github.com/shane-staret/machine-learning-sim-mccc-cis-112

The final project for CIS 112 at MCCC. This is a project that visualizes machine learning by teaching an AI how to place dots on a 3x3 grid in a specific order.

advanced-data-structures algorithms algorithms-datastructures data-structures java javafx machine-learning machine-learning-algorithms neural-network priority-queue queue

Last synced: 22 May 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/taeguk/data-structure

Implementation of various data structures

data-structures study

Last synced: 12 Oct 2025

https://github.com/hongchangwu/pfds

Exercises from "Purely Functional Data Structures"

data-structures functional-programming

Last synced: 13 Oct 2025

https://github.com/daniilalpha/vec

Plain C typesafe vector data structure.

c c11 c17 data-structures data-structures-c dynamic-array vector

Last synced: 26 Oct 2025

https://github.com/hackersa3edy/alx-low_level_programming

Comprehensive projects and exercises for mastering low-level programming in C. Topics include syntax, control structures, data structures, memory management, debugging, file I/O, and more. Each directory focuses on a specific topic with relevant scripts and tasks.

algorithms alx-africa bit-manipulation c-programming command-line-arguments data-structures debugging dynamic-libraries file-io function-pointers hash-tables holbertonschool linkedlists low-level-programming makefiles memory-management preprocessor search-algorithms static-libraries variadic-functions

Last synced: 15 Sep 2025

https://github.com/luisfernandovillalon/cs231-introdatastructures

A repository to showcase my coursework for my Introduction to Data Structures college course.

abstract-classes array data-structures exception-handling generics interfaces java javafx linkedlist queue recursion stack text-io

Last synced: 11 Mar 2025

https://github.com/luisfernandovillalon/front-end-pokemon-photo-tag

A front-end for a 'Where's Waldo?' type game with Pokemon. Created with CSS, React.js, and API calls.

api css data-structures fetch html javascript photo-tagging reactjs routes

Last synced: 11 Mar 2025

https://github.com/mehedimubin/daily-dsa

Solutions to Leetcode problems in Golang

algorithms data-structures golang interview-preparation problem-solving

Last synced: 13 Oct 2025

https://github.com/afk247/dsa-journey

DSA Skill Development Problems and Solutions

algorithm data-structures optimization-problem problem-solving

Last synced: 04 Nov 2025

https://github.com/danielslew/leet_code_problems

Data structures and Algorithms Practice

algorithms data-structures ruby

Last synced: 14 Oct 2025

https://github.com/mariantaragel/setcal

Set and relation calculator

c data-structures project

Last synced: 14 Oct 2025

https://github.com/jeongju9216/datastructure

Swift 자료구조

data-structures

Last synced: 26 Oct 2025

https://github.com/begmaroman/go-dag

Directed Acyclic Graph (DAG) implementation in GoLang using generics

dag data-structures graph graph-algorithms

Last synced: 22 Mar 2025

https://github.com/samad-yar-khan/competetive-programming

This is a repository for all the competitive programming contests/

competitive-programming data-structures problem-solving

Last synced: 14 Oct 2025

https://github.com/bchavs12/js_datastructure

Learning about Data structures

data-structures java

Last synced: 20 Apr 2026

https://github.com/ptrvsrg/nsu-homework-c

Домашние работы по дисциплине "Программирование" 1 курса ФИТ НГУ

algorithms c cmake data-structures github-actions intrinsics openmp

Last synced: 19 May 2026

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/theronwolcott/data-structure-kdtree-prquadtree

Implemented KD-Trees and PR-QuadTrees with efficient spatial queries, using inheritance and polymorphism. Optimized k-NN and range searches, dynamic node transformations, and geometric computations for high performance.

data-structures java trees

Last synced: 14 Oct 2025

https://github.com/syd-strzempko/practice-problems

python implementations of common algorithms, data structures, & coding problems

algorithms data-structures leetcode

Last synced: 26 Oct 2025

https://github.com/hraverkar/apas_android_application_solution

APAS - Algorithm Problems and Solutions :

apas csharp-code data-structures

Last synced: 04 Nov 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/astro-ph/cosmolib

Easy-to-use formats and plots for cosmological observables

cosmology data-structures library plotting visualization

Last synced: 22 Jan 2026

https://github.com/zyn10/pick_the_leader_using_circular_linkedlist

pick the leader problem using cpp in circular linked list

circular-linked-list cpp data-structures pick-the-leader

Last synced: 22 May 2026

https://github.com/alvarm/jsa

Java Structures and Algorithms

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

Last synced: 14 May 2025

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/xiaohan2012/pyheap

binary heap implementation in Python

data-structures heap priority-queue

Last synced: 23 Aug 2025

https://github.com/ivan-guerra/dsa

Classic data structures and algorithms implemented in C++

algorithms data-structures

Last synced: 24 Aug 2025

https://github.com/make-github-pseudonymous-again/js-collections-defaultdict

:see_no_evil: Python's defaultdict data structure for JavaScript

agpl collections data-structures default defaultdict dict javascript

Last synced: 21 Aug 2025

https://github.com/ndsvw/simple-unionfind

A very simple implementation of the UnionFind data structure (Java)

circle-detection data-structures union-find

Last synced: 15 Oct 2025

https://github.com/mateuskoppe/rbtree-glossary

:notebook_with_decorative_cover: A simple glossary implemented with red-black tree in C

c data-structures rbtree

Last synced: 19 Jun 2025

https://github.com/pedroestevaodev/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: 24 May 2026

https://github.com/ososuna/matchmaking-lol

🕹️ Matchmaking algorithm for solo queue rankeds in League of Legends

data-structures league-of-legends machine-learning python

Last synced: 14 Apr 2026

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/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/davidyslu/OnlineJudgePKU

Personal submissions on PKU Online Judge (北京大學程式解題系統)

algorithms cpp data-structures

Last synced: 29 Aug 2025

https://github.com/sarmad426/dsa

DSA (Data Structures and Algorithms). This Repository covers the fundamental and advance concepts of data structures using C++.

algorithms cpp data-structures programming

Last synced: 30 Aug 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/douglasdotv/dsa-java

Some basic algorithms and data structures.

algorithms data-structures java

Last synced: 30 Aug 2025

https://github.com/athulsabu2002/s3_ds_lab

Data Structures and Algorithms lab programs for S3 CSE B.Tech. Comprehensive implementation of sorting algorithms, linear/non-linear data structures, graph algorithms, and mathematical applications in C.

data-structures ktu lab s3

Last synced: 20 Aug 2025

https://github.com/fenilsonani/os-system

High-performance OS components with 99% faster algorithms, enterprise reliability, and L8 engineering quality. Features O(1) operations, thread safety, and production-ready implementations.

algorithms c99 concurrent-programming data-structures enterprise-software high-performance memory-management operating-systems performance-engineering systems-programming

Last synced: 31 Aug 2025

https://github.com/entropy-tamer/justcode

Compact binary encoder/decoder with space-efficient encoding scheme

binary binary-format bincode compact data-structures decoding encoding no-std rust serialization streaming varint

Last synced: 10 Apr 2026

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

Common data structures implemented in Python

algorithms data-structures

Last synced: 25 Jan 2026

https://github.com/daniilroman/heaps_comparison

C++ implementations and comparison of heap data structures

binomial-heap d-tree data-structures heap leftist-heap skew-heap

Last synced: 19 Aug 2025

https://github.com/navneethg/poppy

Battle tested algorithms and data-structures for your next space-mission or casual reading.

algorithms data-structures library python

Last synced: 10 Apr 2026

https://github.com/yogain123/linked-list-api

Create a REST API app which exposes API endpoints , for carrying out Linked List operations.

algorithms data-structures javascript linked-list redis

Last synced: 17 May 2026

https://github.com/dimits-ts/graphlibraryforcsharp

A simple, modular graph library providing common interfaces, default implementations, serialization, access wrappers and algorithms for graphs

data-structures library wrappers

Last synced: 06 Nov 2025

https://github.com/dpetrosy/saed_visitors_program

In this repository, I store my course project "Visits and visitors program", which I've done during my university education.

algorithm console-application course-work cpp cpp11 data-structures problem-solving university-project

Last synced: 19 Aug 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/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/lapets/pillowcases

Library that makes it possible to work in a concise, algebraic way with Python Imaging Library image objects.

data-structures image-processing pil pillow pillow-library python-image-library wrapper-library

Last synced: 18 Aug 2025

https://github.com/myloft/data_structure

数据结构实验

data-structures

Last synced: 06 Nov 2025

https://github.com/thomascode92/fem-algorithms

Learn about Big O, time complexity, fundamental data structures like arrays, lists, trees, graphs, and maps. Even searching and sorting algorithms. 💡📚

algorithms data-structures frontendmasters typescript

Last synced: 18 Aug 2025

https://github.com/rain0ash/netextender

Biggest general purpose library with many different extension methods, data structures and utilities for rapid application development

csharp data-structures dotnet extension extension-methods extensionmethods extensions

Last synced: 03 Jan 2026

https://github.com/bieelogrom/filasdinamicas

Lista de atividades de listas dinâmicas em Java.

data-structures fila java queue

Last synced: 17 Aug 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 Websites 88 Networking 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 ✅ Data Structures 83 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 75