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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/benjaminsemah/fcc-coding-challenges

This repo is a collection of JavaScript Solutions and Walkthroughs to common coding challenges. The challenges in this repo are taken from the FreeCodeCamp's curriculum.

algorithms data-structures freecodecamp javascript solutions walkthrough

Last synced: 14 Oct 2025

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

Notes from Data Structure & Algorithm tutorials.

algorithms data-structures

Last synced: 27 Jan 2026

https://github.com/azevedo-erick/a1-ds

Primeira avaliação da disciplina de estruturas de dados ministrada pelo professor Silvano Malfatti, foi implementado um jogo de blackjack.

blackjack data-structures java

Last synced: 12 Apr 2025

https://gitlab.com/dawn_app/grapes

Persistent graph data structures

data-structures graph immutable persistent rust rust-lang tree

Last synced: 24 Mar 2025

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/jqln-vc/cadernos-estudos

Cadernos e notas de estudos, temas variados.

data-science data-structures

Last synced: 14 Mar 2025

https://github.com/gcsecsey/leetcode

Solutions for the LeetCode problems I've encountered.

algorithms data-structures leetcode leetcode-solutions

Last synced: 16 Mar 2025

https://github.com/pal-96/multiparty-healthcare-ecosystem-app

A multiparty healthcare ecosystem that unifies sports, health training, nutrition and pharmaceutical enterprises. It enables seamless collaboration between Super Admin, Enterprise Admins, Customers, Trainers, Nutritionists and Suppliers through real time information exchange, role-based access control and data analytics dashboards.

arraylist-java bcrypt-hashing-library csv csv-parser data-structures enum hashmap-java java jcalendar jfreechart-library netbeans object-oriented-programming rbac-configuration swing-api swing-application

Last synced: 23 Nov 2025

https://github.com/drcbeatz/python-algorithms-and-datastructures

Easy to understand implementations of popular algorithms and data structures in Python, with tests using Pytest & CI with Github Actions.

algorithms continuous-integration data-structures github-actions pipenv pytest python type-hints

Last synced: 06 May 2026

https://github.com/vivivivianne/bunarr

A simple c99 dynamic array implementation

c99 data-structures dynamic-array

Last synced: 23 Mar 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/lvmalware/lib-list

Uma biblioteca simples, escrita em C++ que implementa uma estrutura de dados do tipo lista

cplusplus data-structures lib list

Last synced: 03 Jul 2025

https://github.com/mun1r0b0t/c-development-kit

A collection of simple datastructures in C

data-structures library

Last synced: 11 Jun 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/lesiaukr/goit-algo-fp

Master's | Basic Algorithms & Data structures | Final Project

algorithms breadth-first-search-algorithm data-structures deapth-first-search goit-algo-fp monte-carlo

Last synced: 24 Mar 2025

https://github.com/mahmoudnamnam/leetcode-problems

This repository contains my solutions to LeetCode's Daily Challenges and Study Plan problems. It's a resource where I share my approaches and solutions to various coding challenges found on LeetCode.

algorithms data-structures js mysql pandas python3

Last synced: 10 Apr 2026

https://github.com/alpha74/ihr

My HackerRank solutions. Maintained from 2020 onwards.

algorithms coding cpp data-structures hackerrank hackerrank-solutions

Last synced: 28 May 2026

https://github.com/StudyResearchProjects/dsa-in-cpp

Data Structures and Algorithms with C++

algorithms cpp data-structures

Last synced: 16 Oct 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/mariotacke/data-structures-and-algorithms

Data Structures and Algorithms implemented in Javascript

algorithms data-structures data-structures-and-algorithms

Last synced: 16 Oct 2025

https://github.com/ryansakurai/huffman-coding

Project that turns text into code using Huffman Coding, based on an Advanced Data Structures exercise.

compression data-structures java

Last synced: 16 Oct 2025

https://github.com/itsmorais/ed_2023_02

Repositório criado para apoio as aulas de estrutura de dados 2ºSemestre de DSM

data-structures typescript

Last synced: 23 Jun 2026

https://github.com/hebertcisco/remodel-core-docs

Documentation site for remodel-core, built with React Router and Fumadocs.

data-structures database ddl er-diagram modeling parser-implementations sql

Last synced: 20 Jun 2026

https://github.com/koehlma/sharedvec-rs

A fast but limited ordered collection for storing values of a single type.

data-structures rust

Last synced: 17 Oct 2025

https://github.com/josecarlosnf/graphs

Implementações de grafos utilizadas na disciplina de projetos de algoritmos II (eq. estruturas de dados II)

bfs-search breadth-first-search data-structures deep-first-search dfs-search dijsktra-algorithm graph prim-algorithm python search ufpa

Last synced: 17 Oct 2025

https://github.com/mezdelex/rustexamples

All kind of different exercises in Rust.

borrowing concurrency data-structures mutability rust

Last synced: 01 Jun 2026

https://github.com/tiennhm/algorithms

Tông hợp chi tiết các thuật toán lập trình

algorithms data-structures source-code

Last synced: 17 Oct 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/dudubraga/estruturas-de-dados

Cadeiras - Programação Estruturada + Estruturas de Dados I e II

algorithms c data-structures java university-course

Last synced: 08 Apr 2025

https://github.com/isaaczhang4/mathematical-expression-calculator

Two calculator programs, one evaluates infix expressions, the other evaluates a series of expressions which may include variables.

calculator data-structures parsing python shunting-yard-algorithm

Last synced: 22 Jun 2026

https://github.com/ibrahimhiarea/acm

The Algorithms & Data Structures Repository is a comprehensive collection of fundamental algorithms, data structures, and computational techniques. This repository provides a valuable resource for studying and implementing essential concepts in software development.

algorithms data-structures icpc problem-solving

Last synced: 26 Jan 2026

https://github.com/codenitros/dsa

The repository contains solutions to standard DSA problems

algorithms cplusplus data-structures dsa-algorithm

Last synced: 02 Jul 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/notthestallion/data_structures_sentinel_dynamic_link

The purpose of this repository is to provide implementations of three different types of data structures: sentinel-based, dynamic using malloc, and linked using pointers. These data structures can be used in various algorithms and programs for efficient storage, retrieval, and manipulation of data.

data-structures dynamic dynamic-programming link linked-data linked-list sentinel sentinels

Last synced: 18 Oct 2025

https://github.com/henry-azer/structure-implementation

Data Structures, Algorithms and Design Patterns code implementation.

algorithms data-structures design-patterns java problem-solving

Last synced: 03 Sep 2025

https://github.com/tmzane/leetcode

✍️ My LeetCode solutions written in Go

algorithms data-structures go leetcode

Last synced: 20 Apr 2025

https://github.com/roluochke/games-programs

From simple to complex games and programs

algorithms data-structures game programming python

Last synced: 19 Oct 2025

https://github.com/adkrgu/leetcode_150

This repository aims at providing the best comprehensive solutions, step-wise explanations to Leetcode 150 (Top Interview Questions List).

algorithms cpp14 data-structures leetcode-solutions

Last synced: 07 Apr 2025

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

A project that just contains a javascript implementation of the most common data structures and its algorithms.

binary-search-tree binary-tree data-structures javascript

Last synced: 24 Mar 2025

https://github.com/windjammer6/13.-common-data-structure-implementations-python

A compilation of various common Data Structure implementations in Python

data-structures python

Last synced: 24 Mar 2025

https://github.com/cassxw/leetcode-practice

My daily Leetcode practice repository, featuring solved problems, categorised solutions, and a structured roadmap for mastering data structures and algorithms.

algorithms coding-challenges competitive-programming data-structures dsa java leetcode leetcode-java leetcode-python leetcode-solutions problem-solving python

Last synced: 30 Apr 2026

https://github.com/kalwar/snakegame

A very basic snake game using queue DS using JS/React

data-structures queue reactjs simple-app snake-game

Last synced: 10 May 2026

https://github.com/dpetrosy/saed_graph_project

In this repository, I store my course project about graph theory, which I've done during my university education.

algorithms console-application course-work cpp cpp11 data-structures graph graph-algorithms graph-theory graph-visualization problem-solving spanning-tree tree university-project

Last synced: 24 Mar 2025

https://github.com/magnetrwn/runtime-bitset-cpp

Very compact header-only C++ bitset library for creating bitsets at runtime.

bitset data-structures header-only runtime

Last synced: 27 Feb 2025

https://github.com/bottomsnode/data-structure-with-python

Discover Python implementations of core data structures with Tkinter animations for intuitive visualization. Explore arrays, graphs, linked lists, queues, stacks, and trees through interactive animations, ideal for beginners and experienced programmers alike. Gain insights and deepen your understanding with this engaging learning resource.

array data-structures graph-algorithms linked-list python queue stack tkinter-graphic-interface tree-structure

Last synced: 12 Mar 2025

https://github.com/mattmazzola/uv-test

Collection of Programming Problems from various sources implemented and solved in python (using uv for package management) Source: LeetCode, NeetCode, Exponent, HelloInterview, Meta Career Prep, Algo Monster, etc

algorithms data-structures python uv

Last synced: 03 Sep 2025

https://github.com/mayankgupta-dev08/dsa-practice

my solutions to many dsa questions using Java

algorithms data-structures java practice

Last synced: 06 Apr 2025

https://github.com/madmmas/java-concurrency-interview-practice

50 structured Java concurrency problems — beginner to expert — with JUnit 5 tests. Interview prep & hands-on learning.

concurrency data-structures interview-prep java java-concurrency junit5 locking maven multithreading thread-safety

Last synced: 21 Jun 2026

https://github.com/peter-lyons-kehl/produce

Productivity data Structures, Algorithms and :children_crossing: examples in :coffee: Java 8

algorithm algorithms algorithms-and-data-structures algorithms-datastructures data-structures datastructures java java-8

Last synced: 01 Jun 2026

https://github.com/victorhmp/mac323

Programming assignments and class notes

algorithms data-structures java

Last synced: 08 Apr 2025

https://github.com/bam-j/algorithm-study

블로그 알고리즘 정리 포스트 코드 수록 + 코딩 테스트 코드 수록

algorithm data-structures javascript

Last synced: 31 Mar 2025

https://github.com/riteek712/java-dsa

This repository contains solutions to various Data Structures and Algorithms (DSA) questions in Java. It includes curated problems from the Blind 75 list, sorting algorithms, graph problems, tree problems, and basic interview live coding questions.

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

Last synced: 24 Mar 2025

https://github.com/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/jaimayal/datastructures-algorithms-exercises

List of solved DSA (Leetcode) problems. Implemented in multiple languages (TypeScript, Java, Python). Problems are classified by category. Big O complexity analysis inside each problem's notes.

algorithm algorithms data-structures dsa leetcode leetcode-solutions

Last synced: 23 Oct 2025

https://github.com/abdulrahman3119/c-algorithms-practical-work-2025

Practical work repository for the Algorithms and Data Structures course (C language) at the National University of La Matanza (@unlam).

2025 c codeblocks continuous-integration data-structures gcc-complier mit-license practical-work university-assignment unlam

Last synced: 10 May 2026

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/skudriashev/data-structures

Python Data Structures implementation examples

data-structures python

Last synced: 24 Mar 2025

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

Different data structures and algorithms. Different languages. 0% libraries. 100% fun.

algorithms computer-science data-structures data-structures-and-algorithms leetcode

Last synced: 15 Mar 2025

https://github.com/momattar/parse-tree

Data structure project

data-structures parse-tree

Last synced: 24 Oct 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/furkanunsalan/data-structures-and-algorithms

📊 My journey through learning data structures and algorithms

algorithms data-structures

Last synced: 24 Oct 2025

https://github.com/naseem-shawarba/data_structures_implementation

About Exploring famous data structures by implementing them from scratch in C.

c data-structures

Last synced: 24 Mar 2025

https://github.com/shreyapramanik47/tcs-nqt-coding-sheet

This repository contains solutions to common TCS NQT coding problems, covering arrays, strings, sorting, and number systems in C++.

arrays cpp data-structures dsa numbers numbersystem strings tcs tcsnqt

Last synced: 01 Jun 2026

https://github.com/leonelbustamante/trabajo-practico-final-edat

Trabajo final de la materia Estructura de Datos 2022

data-structures estructuras-de-datos university

Last synced: 30 Jul 2025

https://github.com/choonchernlim/spring-modularizer

Transforms an input object into a modularized result object based on the requested data module(s).

data-structures design-patterns groovy java-8 spring

Last synced: 10 May 2026

https://github.com/shiva16/da

Data Analytics - Study materials

analytics data-analysis data-science data-structures

Last synced: 07 Feb 2026

https://github.com/tasbeehismail/data-structure-tasks

Tasks completed at level 3 problem-solving training with ICPC Damanhour community.

competitive-programming complexity-analysis data-structures implementation problem-solving

Last synced: 28 Dec 2025

https://github.com/bserdar/slicemap

A Go map that uses slice of values as key

data-structures go golang map slice

Last synced: 12 Jul 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/ranimeshehata/shortest-paths-algorithms

A program implementing the three shortest paths algorithms for directed weighted graphs which are Dijkstra, Bellman-Ford and Floyd-Warshall.

algorithms bellman-ford-algorithm data-structures dijkstra-algorithm floyd-warshall-algorithm graphs java junit-test shortest-path-algorithm

Last synced: 25 Oct 2025

https://github.com/recrsn/lru

GoLang LRU implementation

data-structures golang lru-cache

Last synced: 17 Mar 2025

https://github.com/hackcpp/hackcpp.github.io

编程技术 blog 网站,90后 C++ 程序猿, 学习记录, 技术分享, 编程笔记, 数据结构与算法, 程序架构设计

algorithm cplusplus data-structures design-patterns vuepress-blog

Last synced: 31 Jan 2026

https://github.com/ovuiproduction/unix-file-system-simulation

This project simulates a Unix-like file system using an N-ary tree data structure, enabling efficient file and directory management. It supports essential operations like creation, deletion, traversal, and renaming while providing a command-line interface that mimics Unix shell commands for an intuitive user experience.

command-line-interface data-structures directory-management file-management file-system filesystem-simulation n-ary-tree shell-commands tree-structure unix-shell

Last synced: 10 May 2026

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/ivikramsahu/data-structure

Data-structure is not for interviews but to develop scalable software using those.

algorithm computer-engineering computer-science data-structures

Last synced: 24 Jan 2026

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

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