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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/ibrahimdur1989/comp2152-assignment1-workout-stats

Python basics exercise: lists, dictionaries, and loops to summarize friends’ workout minutes (COMP2152 – Assignment 1).

beginners cli comp2152-assignment data-structures dictionaries exercise jupyter-notebook lists loops practice-project python

Last synced: 19 May 2026

https://github.com/paolino/haskell-mts

Compact Sparse Merkle Tree implementation in Haskell with persistent storage and Merkle proofs

blockchain cryptography data-structures haskell merkle-tree rocksdb

Last synced: 05 Mar 2026

https://github.com/pot-pourri/sll

:izakaya_lantern: Singly linked list data structures for JavaScript

agpl computer-science data-structures javascript linked-list ordered-collections

Last synced: 09 Jun 2026

https://github.com/jofaval/advent-of-code

Advent of Code, created by Eric Wastl - Software Engineering version of the Advent Calendar

advent-of-code algorithms data-structures go golang pnpm problem-solving python software-engineering typescript

Last synced: 27 Apr 2026

https://github.com/momen-alshouha/data-structures-array-stack-queue

This repo contains a C++ template classes for array , queue and stack , designed with OOP principles. It features various operations for those data-structues and more..

arrays data-structures object-oriented-programming oop-principles queue stack

Last synced: 21 Jul 2025

https://github.com/jwykocki/1-month-preparation-kit---hackerrank

Solutions for the problems from Interview Preparation Kits - 1 Month Preparation Kit

algorithms data-structures problem-solving

Last synced: 04 Jul 2025

https://github.com/ondrejhruby/pythonessentials

A comprehensive guide to Python essentials, featuring a variety of code examples demonstrating basic to advanced concepts. This repository is ideal for beginners and intermediate learners looking to strengthen their Python programming skills through practical exercises.

algorithms classes-and-objects data-structures functions jupyter-notebook programming python

Last synced: 18 May 2026

https://github.com/boss294/credisync

CrediSync is a comprehensive web application designed to manage and track your financial transactions, including credits, debits, creditors, and debtors. With modern UI/UX and advanced features, it provides a seamless experience for managing your financial records.

credit-tracker css data-structures data-visualization dsa html html3 js management-system money-management web-dev website websoftware

Last synced: 17 May 2026

https://github.com/jmaister/golib

Implementation of algorithms in Go

algorithms data-structures go golang golang-library

Last synced: 07 Oct 2025

https://github.com/skarakasoglu/gfg-algorithms

Solutions and implementations of the some algorithm problems in Golang

algorithm algorithms data-structures golang

Last synced: 14 Jan 2026

https://github.com/walt-1/algorithms

popular algorithms

algorithms data-structures python

Last synced: 07 Oct 2025

https://github.com/beatrichartz/algorithms

Test driven versions of Princeton Data Structures & Algorithms I

algorithms data-structures tdd test-driven-development

Last synced: 07 Oct 2025

https://github.com/chenmingyong0423/algorithms

Data Structures and Algorithms implemented in Go. 基于 Go 语言使用泛型实现的数据结构与算法.

algorithms data-structures go golang

Last synced: 29 Mar 2025

https://github.com/likhithkp/js-dsa

Javascript Data Structure and Algorithms

alogorithms data-structures dsa javascript

Last synced: 05 Apr 2025

https://github.com/mishalgupta/algorithmeasy

Algorithm easy is a visualizer of different sorting & searching algorithms made with React.

css3 data-structures reactjs searching-algorithms sorting-algorithms

Last synced: 13 Apr 2026

https://github.com/arlovy/tpo-ayed2

Trabajo practico obligatorio para la materia Algoritmos y Estructuras de Datos II en UADE

algorithms algoritmos data-structures estructuras-de-datos java

Last synced: 07 May 2025

https://github.com/ethan-gao-code/go-ds

Go-DS (Go Data Structures) - Bloom Filters, Lists, Queues, Sets, Stacks, Trees and much more

avl-tree bloom-filter data-structures go golang list queue set skiplist stack tree

Last synced: 14 Jan 2026

https://github.com/samyouaret/php-datastructure

A small PHP data-structure package

algorithms data-structures linked-list php queue stack

Last synced: 05 Apr 2025

https://github.com/matheussnicacio/insertionsort

Insertion sort que imprime valores ordenados e invertidos e aleatórios em um vetor de 10000 numeros

c data-structures data-structures-and-algorithms estrutura-de-dados

Last synced: 08 Aug 2025

https://github.com/subhash3/leetcode

My approaches to various leetcode problems

algorithms cpp data-structures leetcode-solutions

Last synced: 08 Oct 2025

https://github.com/bsati/go-ds

Basic datastructures in Go using generics

data-structures golang

Last synced: 18 Jan 2026

https://github.com/mikhailazaryan/notes-of-pure-fun

Notes I take while reading "Purely Functional Data Structures" by C. Okasaki

data-structures functional-programming standard-ml

Last synced: 12 Jan 2026

https://github.com/mominaamjad/swap-linked-list-nodes

Project to execute the swapping of any two nodes in a singly linked list. Includes methods for inserting and deleting elements.

cpp data-structures linked-list semester-3

Last synced: 28 Oct 2025

https://github.com/kemboi590/teach2give-test

The repository is a technial test for Teach2Give used to demonstrate my ability to provide clear and effective solutions.

data-structures problem-solving technical-test

Last synced: 25 Jun 2025

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

A repository for learning data structures and algorithms.

algorithm coding-interviews data-structures

Last synced: 12 Sep 2025

https://github.com/tutupharirabu/kalkulator-project-std

A C++ program that converts infix expressions to prefix notation and calculates the result.

c calculator data-structures

Last synced: 24 Apr 2026

https://github.com/manishrwt15/triebenchmark

A benchmark study of Trie data structure performance on real-world datasets

benchmark data-structures java performance-analysis trie

Last synced: 25 Jun 2025

https://github.com/arshad-khalid/patient-queue-management-system

A queue management system for patients in a clinic

algorithms c data-structures queue-management

Last synced: 18 May 2026

https://github.com/dubisdev/pointer-stack-structure

A JavaScript implementation of a stack with a pointer

data-structures pointers stack

Last synced: 17 Mar 2025

https://github.com/klmitch/dbprim

Database Primitives Library

c data-structures datastructures library

Last synced: 13 Mar 2025

https://github.com/prosenjitjoy/problem-solving---hackerrank

Collection of my submitted solutions to the HackerRank problem-solving test.

algorithms data-structures

Last synced: 09 Oct 2025

https://github.com/dapper91/contests

Different contests problems (timus, geeksforgeeks)

algorithms contests data-structures interview-practice python

Last synced: 29 Mar 2025

https://github.com/sohnryang/code-archive-cplusplus

My useful algorithms and data structure implementations... in C++

algorithms c-plus-plus data-structures graph-algorithms math-algorithms segment-tree treap

Last synced: 09 Sep 2025

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

Algorithms, coding challenges and exercises

algorithms data-structures java-8

Last synced: 17 Apr 2026

https://github.com/pouu69/algorithm_study

자료구조 알고리즘 실습 용도

algorithm data-structures

Last synced: 09 Oct 2025

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

重新学一遍清华版《数据结构》

cpp data-structures

Last synced: 09 Oct 2025

https://github.com/vaibhavmojidra/data-structures---stack-using-array-in-java

A stack is a linear data structure that follows the principle of Last In First Out (LIFO). This means the last element inserted inside the stack is removed first.

array data-structures java mojidra stack vaibhav vaibhav-mojidra vaibhavmojidra

Last synced: 12 Apr 2025

https://github.com/danilowskic/queue-initialisation

An app shows data structure called queue. Describes how it works and what it is based on.

data-structures data-visualization java-8 queue queue-simulation

Last synced: 26 Apr 2026

https://github.com/nb9960/dsa

Solutions for Standard Problems on Algorithms & Data Structures in C++

algorithms data-structures

Last synced: 05 Apr 2025

https://github.com/xpodev/quickstruct

A library to ease the creation of C structs in Python

cpython cstruct data-structures python python-3 python3 struct structs structure structures

Last synced: 14 May 2025

https://github.com/dbriane208/data-structures-and-analysis-of-algorithms

My data structures practice using Python programming language

algorithms data-structures python

Last synced: 24 Apr 2026

https://github.com/sreejeet/leetcode

My leetcode solutions. No PRs unless for improvement/corrections.

algorithms competitive-programming data-structures exercises leetcode leetcode-solutions solutions

Last synced: 14 Jan 2026

https://github.com/hamzahussyn/algorithms-and-datastructures-fcc

For free code camp's javascript algorithms and datastructures stream, here are my project solutions.

algorithms algorithms-and-data-structures data-structures fcc fcc-frontend freecodecamp javascript projects

Last synced: 25 Apr 2026

https://github.com/rayyildiz/ds

Data structures in Go

data-structures deprecated golang will-delete

Last synced: 14 Jan 2026

https://github.com/neox5/btmp

Pure Go bitmap library designed as a building block for data structures. 64-bit words, efficient range operations, validated API with overlap-safe copies.

bitmap bitset data-structures golang pure-go range

Last synced: 14 Jan 2026

https://github.com/essammohamed1/ds_course_fcis_students_2024

Course material , slides , code and exercises

cpp data-structures

Last synced: 30 Oct 2025

https://github.com/vaibhavmojidra/data-structures---linked-list-in-java

Linked List is a sequence of links which contains items. Each link contains a connection to another link. Linked list is the second most-used data structure after array.

data-structures java java-8 linked-list mojidra vaibhav vaibhav-mojidra vaibhavmojidra

Last synced: 12 Apr 2025

https://github.com/rbuj/basic-data-structures

A collection of simple examples for learning basic data structures using C.

ansi-c data-structures

Last synced: 11 Oct 2025

https://github.com/freddydrew/deepdiveusingjava

Where I keep all of my class work from Udemy's Data Structures & Algorithms: Deep Dive Using Java course.

arraylist arrays data-structures hashtable heaps linked-list queues search-algorithms sorting-algorithms stacks trees

Last synced: 11 Oct 2025

https://github.com/funnyboy-roks/random-javascript-projects

This is a repo of the random JS projects that I work on

data-structures hexadecimal-color javascript math

Last synced: 06 Nov 2025

https://github.com/gfav-cybergeek/prodigy_ml_01

A linear regression model to predict house prices based on square footage, number of bedrooms, and bathrooms. Includes feature engineering, preprocessing, and model evaluation.

ai airtificialintelligence algorithms algorithms-and-data-structures data-structures data-visualization jupyter jupyter-notebook jupyterlab machine-learning machine-learning-algorithms machine-learning-models python

Last synced: 05 Apr 2025

https://github.com/willis7/phrase-trie

Implementation of the Trie search algorithm for finding phrases in a body of text

data-structures golang trie

Last synced: 13 Apr 2025

https://github.com/ananyachibber21/data_structures_and_algorithms

Data Structures and Algorithms in Java, Python

algorithms data-structures java programming python

Last synced: 30 Apr 2026

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/sakapon/bang

A library of algorithms.

algorithms data-structures mathematics

Last synced: 25 Apr 2026

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/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/Felipalds/b-tree-schedule

Creating and managing a schedule in Go Lang with B tree data structure.

b-tree data-structures golang

Last synced: 11 Jan 2026

https://github.com/c2akula/bitarray

Package bitarray provides a convenient and fast BitArray data structure that compactly stores bits in Go.

bitarray boolean compact convenient data-structures fast go golang pure-go pure-golang

Last synced: 14 Jan 2026

https://github.com/kalebers/data_structures_masters_2025

Repositorio para trabalhos da materia de Estrutura de Dados no Mestrado de Cybersegurança na PUCPR.

arrays binary-search-tree data-structures hash-table python

Last synced: 12 Oct 2025

https://github.com/chicha63/algorithms_datastructures

Implementations of different sorting, searching algorithms and data structures

algorithms algorithms-and-data-structures collections data-structures java searching-algorithms sorting-algorithms

Last synced: 22 Jun 2026

https://github.com/contawo/uct_java

My school computer science assignments made with java implementing data structures and SQL database.

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

Last synced: 25 Apr 2026

https://github.com/randomgamingdev/onewaylinkedlistlibjs

A simple one way linked list that stores the head, tail and length of the list

data-structures easy easy-to-use javascript linked-list list simple small

Last synced: 13 Mar 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/prosenjitjoy/leetcode-solutions

Leetcode problem solutions in Go

algorithms data-structures problem-solving

Last synced: 05 Apr 2025

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

Review of ADS principles in java

algorithms data-structures java

Last synced: 25 Jun 2025

https://github.com/erikrios/neetcode-dsa

Data Structures & Algorithms Neetcode's Courses

algorithms data-structures

Last synced: 25 Jun 2025

https://github.com/rstacks/leetcode-write-ups

My solutions to foundational LeetCode problems, complete with explanations and alternative solutions. All solutions are written in Python.

algorithms data-structures data-structures-and-algorithms leetcode leetcode-solutions python3

Last synced: 13 Oct 2025

https://github.com/asccrs/estructura-de-datos

Respositorio utilizado para subr las praticas realizadas en la materia Estructura de datos

algorithms data-structures java

Last synced: 17 Apr 2026

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

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 98 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