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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/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/cerezo074/algorithms-playgrounds

You can run some exercises from common platforms like Leetcode in a playground.

algorithms array data-structures hash-table string tries

Last synced: 15 Mar 2025

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/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/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/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/UshurbakiyevDavlat/Go-Algos

Algos and Data-structures on Golang

algorithms data-structures golang

Last synced: 12 Oct 2025

https://github.com/haseeeb21/queue-in-python

Creating class of Queue, which contains functions of queue implementation, by importing deque library.

class data-structures dequeue enqueue googlecolaboratory python python3 queue

Last synced: 12 Oct 2025

https://github.com/didogrigorov/leetcode-may-daily-challenges-2023

Python solutions to LeetCode's May 2023 Daily Challenges, organized by date. Ideal for practicing coding, mastering Python, and preparing for interviews.

algorithm-challenges algorithms algorithms-and-data-structures coding coding-challenge coding-challenges coding-interviews data-structures interview leetcode leetcode-python leetcode-solutions programming python python3

Last synced: 12 Oct 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/arezyhs/cpp-id-generator-calc

Generator ID untuk praktikum mata kuliah Struktur Data. ID yang dihasilkan adalah ID supir dan ID pesanan.

cplusplus data-structures id-generator

Last synced: 15 Mar 2025

https://github.com/marcoschalet/estruturas-de-dados

Repositório para armazenar a implementação de algoritmos da monitoria na disciplina de Estruturas de Dados 1.

c data-structures

Last synced: 15 Mar 2025

https://github.com/harrisoncramer/go-algos

Repository containing common algorithms and data structures implemented in Go.

algorithms data-structures go golang

Last synced: 05 Mar 2025

https://github.com/denpeshkov/datastructures

A library of various data structures implemented in Go.

data-structures go

Last synced: 27 Feb 2025

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

Data Structure and Algorithm implementation with multiple programming language.

algorithms data-structures programming-languages

Last synced: 27 May 2026

https://github.com/bisceglialuigi/advent_of_code

This repository contains my solutions for the Advent of Code challenges! Advent of Code is an annual coding event featuring daily programming puzzles throughout December. It's a fun way to improve problem-solving skills and explore creative algorithms.

advent-of-code advent-of-code-2024 algorithms competitive-programming data-structures fun python3

Last synced: 01 Jul 2025

https://github.com/jurshsmith/data-fuel

Houses a blockchain syncing engine & implementations of the LinkedList data-structure

data-structures linked-list rust sync sync-engine

Last synced: 14 Oct 2025

https://github.com/nelsonbn/algorithms-data-structures-stack

Algorithms and Data Structures - Stack

algorithms data-structures stack

Last synced: 14 Oct 2025

https://github.com/kamilkrauze/stackvector

A cache-coherent stack allocated templated vector.

cache-coherence cmake cpp data-structures

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/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/alicankaya192/cs_complete_terminology_guide

350+ essential CS terms across 26 chapters — ordered by learning sequence. Covers Algorithms, OS, Networks, Databases, Security, ML/AI, DevOps, Linux, Testing, Career & more. Available in 🇹🇷 Turkish and 🇬🇧 English.

algorithms artificial-intelligence bash cheatsheet cloud-computing computer-science cs-fundamentals cybersecurity data-structures deep-learning devops docker kubernetes linux llm networking open-source python software-engineering study-guide

Last synced: 21 Jun 2026

https://github.com/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/mohfazam/dsa

A repo covering all topics of DSA, where algorithms meet precision, and code is crafted to master the complexities of competitive programming.

algorithms codechef codeforces competative-programming cpp data-structures dsa geeksforgeeks leetcode

Last synced: 23 Oct 2025

https://github.com/gamitej/codes-in-python

Basic coding snippet in python

algorithms coding data-structures python

Last synced: 23 Oct 2025

https://github.com/silent0wings/arithmetic-calculator-using-custom-stack-implementation

This project implements an arithmetic calculator capable of parsing and evaluating mathematical expressions using a custom stack data structure. The calculator handles various arithmetic operations and parentheses, providing accurate results for complex expressions.

algorithm arithmetic-calculator calculator coding-practice custom-data-structure custom-stack data-structures expression-evaluation java math-operations math-tool programming reverse-polish-notation software-development stack-implementation

Last synced: 25 May 2026

https://github.com/lif31up/data-structures-and-algorithms-clang

data structure with CLang

c data-structures

Last synced: 18 Mar 2025

https://github.com/ofmiq/algorithmsanddatastructures

A collection of fundamental algorithms and data structures implemented in C++

algorithms c-plus-plus data-structures

Last synced: 25 Oct 2025

https://github.com/yangsijun528/data_structure_with_c

C언어로 자료구조 직접 구현하고, 테스트 코드로 검증해보기 + Python 시각화

c data-structures

Last synced: 21 Jun 2026

https://github.com/iampavangandhi/texteditor

📝 Text Editor Web App (using Stacks)

data-structures javascript stacks text-editor vanilla-javascript

Last synced: 20 May 2026

https://github.com/gustavodiasag/graph-repr

Algorithms and Data Structures related to the representation and manipulation of graphs

data-structures graph-algorithms graph-theory

Last synced: 25 Oct 2025

https://github.com/codyvangosen/codyvangosen.github.io

CS-499 Capstone Portfolio | SNHU Computer Science Final ePortfolio demonstrating software design, algorithm development, and database integration through real-world enhancements and reflection.

3d-graphics algorithms capstone computer-science cplusplus cs499 css data-structures database html json opengl portfolio snhu software-design web-portfolio

Last synced: 24 Jan 2026

https://github.com/iampavangandhi/travelpathfinder

✈️ Travel Path Finder Web App (using Graphs)

data-structures dijkstra dijkstra-algorithm graph javascript

Last synced: 09 Mar 2025

https://github.com/alpha74/iib

My InterviewBit solutions. Maintained from 2020 onwards

algorithms coding cpp data-structures interviewbit interviewbit-cpp interviewbit-solutions

Last synced: 27 May 2026

https://github.com/turhancan97/adventofcode

My solutions for Advent of Code (via Python)

2022-focus advent-of-code algorithms data-structures programming python

Last synced: 21 Jun 2026

https://github.com/muntaha-islam0019/javaplayground

A collection of Java backend practice projects and coding exercises, exploring core OOP concepts, algorithms, data structures, and backend development patterns.

algorithms backend-development coding-practice data-structures intellij-idea java leetcode-solutions oop software-engineering system-design

Last synced: 22 Jun 2026

https://github.com/marinaa13/social-network-simulator

C implementation of a mini social media platform with user management, post/repost systems, feeds, and graph-based friend interactions

c data-structures graphs linked-lists social-network trees

Last synced: 22 Jun 2026

https://github.com/wilson0x4d/algs4net

A few fundamental algorithms implemented via C# using .NET Standard 2.0-compatible projects and language features.

algorithms data-structures netfx netstandard

Last synced: 06 Feb 2026

https://github.com/krankur/ds-algo

All things data structure and algorithm in vanilla JavaScript (no ES6)

algorithms data-structures es5-javascript javascript

Last synced: 01 Jul 2025

https://github.com/goulartgusta/desafio-arrays

Desafios de estrutura de dados com tratamentos de exceções e testes.

data-structures java junit5

Last synced: 22 Jun 2026

https://github.com/calebwin/derive_lit

a tool to auto-generate literal macros for your data structure

data-structures macro rust

Last synced: 23 Mar 2025

https://github.com/canciolabs/php-stack

This tiny package contains an interface and an array-based implementation of the LIFO Stack data structure.

data-structures php stack

Last synced: 26 Feb 2026

https://github.com/scisamir/binary_trees

0x1D. C - Binary trees

algorithm binary-trees c data-structures

Last synced: 22 Jun 2026

https://github.com/agastyahukoo/accelerated-computer-science-fundamentals

Comprehensive C++ programs from University of Illinois Urbana-Champaign's Accelerated Computer Science Fundamentals course, plus extra examples for deeper learning and practice.

algorithms computer-science data-structures object-oriented-programming

Last synced: 28 Mar 2025

https://github.com/peterrauscher/devbranch.co

The source code for my site https://devbranch.co

algorithms blog data-structures devops programming website

Last synced: 10 Feb 2026

https://github.com/praisetompane/data_structures

Reimplementation of foundational data structures at a lower level of the stack.

data-structures

Last synced: 16 Apr 2025

https://github.com/waleedali070/learning-dsa

Learning Data-Structures and Algorithm practically.

algorithms data-structures python

Last synced: 22 Jun 2026

https://github.com/josugoar/scinet

Network science abstract data types

algorithms data-structures

Last synced: 10 Feb 2026

https://github.com/dansalahi/query-builder-experiment

Customized Query Builder for creating Rules and Groups

data data-structures jsonlogic query-builder reactjs typescript validation

Last synced: 11 Apr 2026

https://github.com/rodrigojunqueiradev/python-exercises

Repositório para armazenar exercícios realizados na linguagem Python / Repository to organize exercises with Python language

data-analysis data-science data-structures data-visualization database math pandas pandas-python python python-3 python3 sql statistics

Last synced: 16 Apr 2026

https://github.com/withprecedent/camina

Flexible, lightweight, extensible, easy-to-use data structures for Python

data-structures dictionary list mapping python sequence

Last synced: 27 May 2026

https://github.com/piratecoderz/dsa-final-project

University project for (DSA) using Java and MySQL. The Car Rental System features an Admin Panel for managing vehicles, customers, and rentals, Customer Portal for renting cars. DSA concepts like linked lists and queues and utilizes JDBC for database connectivity. A practical application of programming skills and database management.

algorithms data-structures data-structures-algorithms data-structures-and-algorithms dsa eclipse final final-project java java-8 mysql mysql-database mysql-workbench

Last synced: 22 Jun 2026

https://github.com/yehezkiel1086/dsa-stuffs

Programming problem solutions which includes SQL problems solutions, linux shell, also data structures and algorithms.

algorithms c codeforces coderbyte codewars cpp data-structures hackerrank leetcode linux python spoj sql toki

Last synced: 16 Apr 2026

https://github.com/vickshan001/huffman-encoding-decoding-in-java

Java implementation of Huffman encoding and decoding from scratch. Includes custom tree traversal, compression, and decompression logic. Built in 2021.

algorithms compression data-structures decompression huffman-coding java priority-queue tree-traversal

Last synced: 31 Mar 2025

https://github.com/adhaamehab/db-collection

My implementation for common algorithm and data structures used in modern database systems.

algorithms data-structures database-internals designing-data-intensive-applications

Last synced: 01 Mar 2026

https://github.com/icingworld/ww-lockfreeds

A high-performance, thread-safe library of lock-free data structures for C++. 使用C++实现的高性能线程安全无锁数据结构

concurrent-data-structure cplusplus cpp data-structures thread-safe

Last synced: 27 May 2026

https://github.com/hackerslash/dsarch

A search engine for Data Structure and Algorithm problems

data-structures dsa leetcode search-engine tfidf

Last synced: 16 May 2025

https://github.com/mwangi-derrick/go-trees

Exploring tree-based data structures in Go: Foundations for databases, storage, and distributed systems.

data-structures distributed-systems golang merkle-tree systems-programming

Last synced: 23 Jun 2026

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

自学数据结构

data-structures

Last synced: 23 Jun 2026

https://github.com/kylehue/my-dsa

A collection of reusable data structures in TypeScript.

algorithms data-structures

Last synced: 01 Apr 2026

https://github.com/supertetelman/coursera-algs4parti-009

A collection of python scripts to implement various sort/search algorithms and supporting data structures.

algorithm data-structures python

Last synced: 23 Mar 2025

https://github.com/mgomesdev/estrutura-de-dados-e-algoritmos-com-javascript

Implementação dos exemplos do livro: Estrutura de dados e algoritmos com JavaScript, utilizando TypeScript, TDD e Jest.

algorithms data-structures jest tdd typescript

Last synced: 17 Apr 2026

https://github.com/rhaeguard/algorithms-and-interview-questions-python

The repository to stack up algorithms and interview questions I came across

algorithms data-structures interview-questions project-euler python search-algorithm set

Last synced: 17 Apr 2026

https://github.com/aichingm/libds

libds is a collection of header only data structures

c data-structures header-only header-only-library

Last synced: 31 Mar 2025

https://github.com/thinkswan/js-linked-list

An implementation of the linked list data structure in JavaScript.

data-structures javascript tutorial

Last synced: 03 Jun 2026

https://github.com/shafaq-aslam/leetcode-chronicles

This repository contains my solutions to various LeetCode problems, ranging from Easy to Hard. The goal is to improve problem-solving skills, practice Data Structures & Algorithms (DSA), and build a strong foundation for coding interviews.

algorithms coding-challenges competitive-programming cpp data-structures data-structures-and-algorithms dsa dynamic-programming leetcode problem-solving

Last synced: 07 Apr 2025

https://github.com/spenserblack/lookup.go

A type for looking up the presence of a value. Either a slice or a set depending on the collection size.

data-structures golang

Last synced: 04 Apr 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 Websites 88 Networking 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 ✅ Data Structures 83 命令行工具 80 Machine Learning 79 Data Structures and Algorithms 76