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/gotz1480/data-structures-python

Basic data structures implementations in Python

data-structures data-structures-python

Last synced: 07 Apr 2025

https://github.com/cayo-rodrigues/gsic

This program accomplishes some common tasks done by grocery stores cashiers

algorithms c command-line-interface data-structures gcc makefile valgrind

Last synced: 22 Mar 2025

https://github.com/dzenis-h/data-structures-and-algorithms

JS Interview preparation 👨‍💻 📊 📋

algorithms data-structures es6 interview-questions javascript

Last synced: 08 Oct 2025

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

Some of my solutions for competitive programming problems in different Online Judges ( Codeforces, UVa, SPOJ, Kattis...) and contests

algorithms competitive-programming data-structures

Last synced: 08 Oct 2025

https://github.com/rabinadk1/linearhashing

Hash Table visualization with Linear Probing for key collision

data-structures hashtable javascript p5js

Last synced: 11 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/harshit-3905/striver_sde_sheet

Solutions to Striver SDE Sheet

algorithms data-structures java

Last synced: 07 Feb 2026

https://github.com/cogitatortech/ordered

A collection of data structures that keep data sorted by key (WIP)

data-structures ordered-collections zig zig-library zig-package

Last synced: 17 Oct 2025

https://github.com/r-pagard/c-algorithm

Write some algorithms with C programming language. I'm trying to write the best way that I can.

algorithms c cprogramming data-structures

Last synced: 30 Mar 2025

https://github.com/spideystreet/ai-learning-journey

Documenting my journey in learning Artificial Intelligence, with a focus on Data systems & Machine / Deep Learning and their applications. Includes structured notes and interesting research papers. Updated regularly as I learn.

academic data-structures education learning machine-learning

Last synced: 09 Mar 2026

https://github.com/oussama-zbair/e-challenge

E-challenge 2023 | Java Problem Solving

data-structures java javaee oops-in-java problem-solving

Last synced: 08 Jun 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/wotermelon/data-structure

常用的一些数据结构的实现,如链表、栈、队列、树等

data-structures javascript linked-list queue stack tree-structure

Last synced: 01 May 2026

https://github.com/ctoic/polynomial-calculator-using_c-

Some of the basic concept's and algorithm implementations.

algorithm data-structures linked-list

Last synced: 08 Jun 2026

https://github.com/lehoangan2906/mitx-6.002x

Introduction to Computational Thinking and Data Science

algorithms-and-data-structures data-science data-structures python3

Last synced: 19 Jul 2025

https://github.com/markelca/noob.c

My personal way learning C and C++. With theory, usefull resources and organized by topics and diffifulty.

algorithms algorithms-and-data-structures c cpp data-structures educational resources theory

Last synced: 01 May 2026

https://github.com/schak04/s-vector

A minimal implementation of a dynamic array I'm writing in C, inspired by C++ STL's std::vector.

c-programming data-structures dynamic-array reimplementation

Last synced: 31 May 2026

https://github.com/devourtech/christmasdb

A key value store to explore on database and storage internals

data-structures database golang key-value-store

Last synced: 04 Jan 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/valentinnsoare/structcraftlib

Java library with custom data structures made with customization benefits and performance in mind.

arraylist binary-search binary-search-tree data-structures design-patterns hashtable heap java library linked-list performance queue sorting-algorithms stack

Last synced: 23 Mar 2025

https://github.com/yeyom/school_code

Personal school's code snippets, projects and homeworks, feel free to use them, for the most important snippets: https://gist.github.com/YeyoM

algorithms c cpp csharp data-structures java javascript python school school-assignment school-project schoolwork

Last synced: 07 Apr 2026

https://github.com/singhjyoti24/leetcodedsa

Collection of LeetCode questions to ace the coding interview! - Created using [LeetHub](https://github.com/QasimWani/LeetHub)

algorithms data-structures java leetcode

Last synced: 02 May 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/skyv26/leetcode-exercises

LeetCode is one of the most well-known online judge platforms that you can use to practice your programming skills by solving coding questions. It has over 1,100 different problems, support for over 18 programming languages, and an active community that is always there to help you with the solution

algorithms data-structures interview interview-practice interview-preparation interview-questions

Last synced: 15 Mar 2025

https://github.com/iagodahlem/practice

:books: My daily plan for practicing programming languages.

algorithms c data-structures javascript python ruby

Last synced: 12 Apr 2026

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/libanezdev/data-structures-2020

Resolución de problemas de certámenes, tareas, etc, del ramo estructuras de datos semestre 2 - 2020.

binary-tree data-structures lists python typescript

Last synced: 07 May 2026

https://github.com/calcit-lang/ternary-tree.ts

TypeScript version of calcit-lang/ternary-tree

data-structures typescript

Last synced: 24 Jul 2025

https://github.com/bastidood/option-block

A minimal utility Rust crate for small, fixed-size blocks of optional types.

data-structures embedded no-std rust

Last synced: 09 Jun 2026

https://github.com/bm371613/slice-aggregator

A library for aggregating values assigned to indices by slices and the other way around

data-structures fenwick-tree interval interval-tree prefix-sum slice slice-aggregator

Last synced: 12 Mar 2026

https://github.com/cihat-kose/patika-java-projects

A curated collection of beginner to intermediate Java projects focusing on essential programming concepts such as arithmetic, sorting, recursion, and object-oriented programming. Perfect for learners to strengthen their Java skills through hands-on practice.

algorithm-challenges beginner-friendly data-structures java java-exercises java-fundamentals oops-in-java problem-solving training-materials

Last synced: 17 Jun 2025

https://github.com/01barthez/expression-checker

We would like to write a program to tell whether expressions made up of pa-renthèses, brackets and accolades are well-formed. brackets and braces are well formed: the algorithm scans the string and determines whether determines whether there's a balance (and in the right order) between the opening parentheses and fer- brackets “[” and others...

assessment-project c data-structures homework makefile

Last synced: 04 Mar 2025

https://github.com/sebastienrousseau/cmn

A Rust library for accessing a collection of mathematical and cryptographic constants

avogadro boltzmann constants cryptography data-structures development-tools euler gamma golden-ratio hash mathematics pi planck rust silver-ratio squareroot tau

Last synced: 28 Mar 2025

https://github.com/ianfelps/estrutura_de_dados_em_c

Repositório para estudos sobre estrutura de dados na linguagem C.

c-language data-structures

Last synced: 12 Jun 2025

https://github.com/01barthez/ludo-game-c-sdl

Ludo is a game in which each player moves his four pawns on a board according to the rolls of the dice, with the aim of getting all his pawns to the central square. This project consists in implementing a digital version of the game in C with SDL, managing the interface and the game rules.

assessment-project c cprograms data-structures makefile sdl2 sdl2-image

Last synced: 04 Mar 2025

https://github.com/arriqaaq/bst

Binary Search tree implementation

algorithm binary-search-tree data-structures golang

Last synced: 20 Mar 2025

https://github.com/jaem1n207/brain

개발을 할 때 필요한 일부 기본 지식들을 정리한 저장소

accessibility css data-structures database front-end html javascript network node os patterns performance react security

Last synced: 08 Apr 2026

https://github.com/lucidfrontier45/indexed-vector

A Rust library that implements vector container that can be indexed with specified function.

data-structures rust

Last synced: 05 Apr 2025

https://github.com/himmat12/dsa-playground

This repository contains coding problems for practicing data structures and algorithms, LeetCode-style. Covers arrays, linked lists, stacks, and more. Solve in any language to strengthen problem-solving skills and prep for interviews.

algorithms-and-data-structures codingchallenges codinginterview data-structures javascript

Last synced: 29 Mar 2025

https://github.com/darrehan/dsa

"Repository for horning programming concepts in C, C++, Java, and Python. Dive into data structures and algorithms to elevate coding prowess."

algorithms c cplusplus data-structures java python

Last synced: 11 Sep 2025

https://github.com/abhijeet-muneshwar/leetcode

This repository contains solutions to LeetCode problems solved in Java & Golang.

algorithm data-structures golang java rust system-design

Last synced: 18 May 2026

https://github.com/neilharia7/daily-coding-problems

C++ & Python Solutions for Daily Coding Problem

algorithms cpp daily-coding-problem data-structures python

Last synced: 15 May 2026

https://github.com/vvhacker007/rube-goldberg-machine

✨Implementation of multiple data structures as Rube's Goldberg Machine 🤖 using c++✔.

algorithms cpp data-structures sorting

Last synced: 29 Mar 2025

https://github.com/hc-b666/competitive-programming

data structures, algorithms, codeforces, icpc, cses

algorithms atcoder codeforces cpp cses data-structures icpc

Last synced: 20 Mar 2025

https://github.com/lemunozm/runtypes

Fast and lightweight runtime-types library

cpp11 data-structures runtime-library shared-memory types

Last synced: 26 Mar 2025

https://github.com/aswinbarath/sde-problems

SDE Problems marked with FAQ Companies

algorithms data-structures gfg java leetcode problem-solving sde-sheet

Last synced: 14 May 2025

https://github.com/yizhezhang-ervin/algorithmspy

Algorithms By Python (数据结构+算法+SortSearch+剑指offer)

algorithms data-structures python3

Last synced: 24 Feb 2025

https://github.com/bryandejesusrt/data-structure-javascript

📊 Proyecto JavaScript: Implementación y aprendizaje de estructuras de datos comunes como grafos, listas enlazadas, mapas, filas, pilas, árboles y diccionarios.

data-structures diccionari graph javascript linked-list map tree-structure

Last synced: 17 Feb 2026

https://github.com/anishlearnstocode/java-batch-10

Introductory course in Java Programming taught at @WhatAfterCollege. 🎓

algorithms course data-structures java online-course oops strings

Last synced: 18 Mar 2025

https://github.com/estkey/datastructure

Multi Language Implementation for Elementary Data Structure

data-structures

Last synced: 27 Mar 2025

https://github.com/mdh266/java-practice

Practice Problems In Java

algorithms data-structures datastructures java

Last synced: 26 Mar 2025

https://github.com/qjnz/python-data-structure-and-algorithms

Code examples from LinkedIn course [Python Data Structures and Algorithms by Robin Andrews](https://www.linkedin.com/learning/python-data-structures-and-algorithms)

algorithms algorithms-and-data-structures data-structures python python3

Last synced: 04 Apr 2025

https://github.com/sbueschel/go-linked

Doubly linked list for Go (with generics)

data-structures generics go golang linked-list

Last synced: 23 Jul 2025

https://github.com/taharachedi/custom_double_linked_list_library-cpp

A C++ template-based doubly linked list implementation providing essential list operations such as insertion, deletion, searching, and reversal.

cpp data-structures

Last synced: 10 Jul 2025

https://github.com/ashkarin/ndpatch

Package to extract arbitrary regions from an N-dimensional numpy array assuming it mirrored infinitely.

array data-structures deep-neural-networks image-processing numpy patches region-of-interest

Last synced: 19 May 2026

https://github.com/ahmedukamel/cs211-data-structures-and-algorithms

Implementation for linear data structures taken in Data Structures and Algorithms course in Beni Suef University

algorithms data-structures java linear-data-structures

Last synced: 17 Mar 2025

https://github.com/sumerc/pyctrie

Fast, pure C Trie dictionary

data-structures dictionary prefix python spellcheck suffix trie

Last synced: 08 Sep 2025

https://github.com/danitilahun/competitiveprogrammingsolutions

A comprehensive collection of code solutions for LeetCode and Codeforces problems, designed to enhance your competitive programming skills and help you tackle coding challenges with confidence.

algorithms array data-structures dynamic-programming graph kmp-algorithm linked-list matrix monotonic-stack python queue sliding-window sorting-algorithms stack tree trie two-pointers union-find

Last synced: 03 Nov 2025

https://github.com/dsa-ou/paddles

A pedagogical algorithms and data structures library

algorithms data-structures education

Last synced: 16 Feb 2026

https://github.com/tristanpenman/algorithms

Code for various algorithms, data structures, and coding interview questions

algorithms data-structures

Last synced: 22 Mar 2025

https://github.com/ishaansathaye/datastructalgorithms

Data Structures and Sorting Algorithms Prep and Repo before CPE 202 Course

algorithms data-structures python3 sorting-algorithms

Last synced: 13 Apr 2025

https://github.com/ana-chenoweth/queue

The Cola class implements a generic queue (FIFO - First In, First Out) for storing elements of type T. Resources

c data-structures dsa queue queues

Last synced: 17 May 2026

https://github.com/bradford-smith94/useful-c

Some useful bits of C

c data-structures

Last synced: 22 Mar 2025

https://github.com/ghackenberg/kurs-datenanalyse

This repository contains material for my data analysis course. In this course we first introduce the concept of databases and SQL, before diving into OLAP and other data analysis tools.

data-analysis data-structures data-warehouse entity-relationship-diagram etl graph list olap relational-algebra relational-database sql tree

Last synced: 17 Feb 2026

https://github.com/iml1111/algorithm-study

코딩테스트 공부용 아카이브

algorithms data-structures

Last synced: 29 Mar 2025

https://github.com/sagarmedtiya/dsa-in-c-plus-plus

Data Structures and Algorithms In C++

algorithms cpp data-structures

Last synced: 20 May 2026

https://github.com/bansal-samarth/daily-dose-of-dsa

A collection of my DSA solutions—cracking problems one algorithm at a time!

algorithms-and-data-structures data-structures dsa geeksforgeeks geeksforgeeks-solutions leetcode leetcode-solutions

Last synced: 06 Apr 2025

https://github.com/gcoronelc/ucv_gdi-1_202302-b2

Taller de Gestión de Datos e Información I con Gustavo Coronel.

data data-science data-structures database databases online oracle query relational-databases security sql sql-server

Last synced: 19 May 2026

https://github.com/pockerman/tech3java

Collection of Java based algorithms on numerics, statistics, control etc

algorithms bayesian-filter data-structures java machine-learning reinforcement-learning statistics

Last synced: 15 May 2026

https://github.com/adrian-lin-1-0-0/go-ds

Go data structures for competitive programming

competitive-programming data-structures go golang

Last synced: 20 Mar 2025

https://github.com/erkobridee/ds-ast

DS ( Data Structure ) AST ( Abstract Syntax Tree )

ast computer-science data-structures lexer parser

Last synced: 17 Jun 2025

https://github.com/krashish8/cso102-lab

Lab and Assignment files of the course "Data Structures and Algorithms" (CSO102) - Even Semester 2018-19 (2nd Semester)

c data-structures

Last synced: 30 May 2026

https://github.com/pawelzeja098/algoritms-and-data-structures

Basic algorithms and data structures implemented in Python.

algorithms data-structures python

Last synced: 07 Sep 2025

https://github.com/sehgalvibhor/n-arytree

A N-Children tree developed in Python, nothing fancy !

data-structures python tree

Last synced: 18 May 2026

https://github.com/davidson-souza/cpp

Códigos aleatórios em c/c++

code cpp data-structures examples math number-theory

Last synced: 06 Sep 2025

https://github.com/yanliu1111/algoexpert-easy

In progress. AlgoExpert-EasyQuestion using TypeScript & Python

alogrithms data-structures python typescript

Last synced: 15 May 2026

https://github.com/avidlearnerinprogress/algorithmsongraphs-ucsd

Coursework solutions to UCSD DSA Specialization

algorithms cpp14 data-structures python3

Last synced: 15 May 2026

https://github.com/khavishbhundoo/collections

A collection of common data structures for Go in both thread safe and non-thread safe variants

conccurent data-structures golang map queue stack

Last synced: 17 Jan 2026

https://github.com/koodeau/swaffle

Library for working with data structures and algorithms purely written in JavaScript.

data-structures javascript javascript-library

Last synced: 05 Apr 2025