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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/dk96-os/mathtools

Mathematical Software Components. This library is actively maintained, and aims to stay updated. New feature proposals are welcome, but may not be included.

data-science data-structures prime-numbers statistics

Last synced: 12 Oct 2025

https://github.com/anishsinha-io/jenny-assignments

A place for Jenny to do DSA while also learning Git!

algorithms c data-structures education

Last synced: 23 Mar 2026

https://github.com/grainme/Interview-Preparation

Here, I share my solutions and algorithms for various challenges.

algorithms data-structures problem-solving

Last synced: 16 Oct 2025

https://github.com/mrityunjay-tripathi/algorithms

Implementation of different algorithms in (Python, C, C++, Java)

algorithms c cpp14 data-structures graph java python tree

Last synced: 04 Apr 2026

https://github.com/orxfun/orx-split-vec

An efficient dynamic capacity vector with pinned element guarantees.

data-structures fragment pinned pinned-elements rust split vector

Last synced: 17 Mar 2026

https://github.com/not-minimal/algoritmos

Ramo de Algoritmos y Programación del Segundo Semestre

algorithms c data-structures

Last synced: 14 Jun 2025

https://github.com/tresor11/coding-challenges

This repository contains solutions to common coding challenges

algorithms data-structures

Last synced: 23 Feb 2026

https://github.com/merteldem1r/algostruct

AlgoStruct - Mastering DSA with C & C++ Data Structures and Algorithms, Essential Concepts like Pointers, OOP, Structures, Memory Allocation etc. with well explained comment lines and Readme files. Implementing all Data Structures from scratch and their Algorithms.

algorithms c computer-science cpp data-structures leetcode

Last synced: 08 Oct 2025

https://github.com/sagiegurari/c_vector

A simple growable vector for C

c c-lib c-library data-structures vector

Last synced: 08 Oct 2025

https://github.com/mizrael/dictionarylookupbenchmark

Benchmark of lookup performance between `Dictionary`, `SortedList`, `SortedDictionary` and `HashSet`.

benchmark data-structures dotnet

Last synced: 08 Oct 2025

https://github.com/tomaslink/algorithmic

Collection of documented, well tested, clean and efficient pure python algorithms implementations to solve computational problems.

algorithmic-efficiency algorithms big-o clean-code complexity-analysis cracking-the-coding-interview data-structures interview-practice interview-questions problem-solving python recursion

Last synced: 15 Oct 2025

https://github.com/shiweihe0713/algorithms-made-easy

Algorithm learning hub : show case the fundamental algorithms like sorting algorithms, such as generic sort, merge sort, quick sort, bucket sort, and radix sort, etc.

algorithms binary-search-tree computer-science data-structures leetcode sorting-algorithms tree

Last synced: 30 Jan 2026

https://github.com/jakenherman/kcats

A stack implementation for node

data-structures node-module stack

Last synced: 25 Mar 2025

https://github.com/mxssl/doubly-linked-list-golang

Doubly Linked List implementation in Go (Golang)

algorithms data-structures doubly-linked-list go golang structures

Last synced: 16 Mar 2025

https://github.com/anishlearnstocode/python-workshop-3

Python 🐍 Workshop on Language Basics, Constructs and introduction in Data Structures & Algorithms 👨‍💻 @WhatAfterCollege 🎓

algorithms arithmetic-expression data-structures dictionary functions generator-function introduction-to-programming list logical-expression methods oops pycharm pycharm-ide python python3 tuple workshop

Last synced: 08 Feb 2026

https://github.com/29dch/data-structure-project-ofo-shared-bicycle

数据结构项目，C++实现，主要用到了链表、栈和文件存储等知识点。

cpp data-structures

Last synced: 20 Sep 2025

https://github.com/gabriel-logan/dsacjs

A high-performance JavaScript and TypeScript library offering a comprehensive set of efficient data structures. Simplify your algorithm implementation and data manipulation with optimized, easy-to-use tools.

data-structures data-structures-algorithms data-structures-and-algorithms dstc std stdlib

Last synced: 04 Sep 2025

https://github.com/raamyy/console-phonebook

A simple PhoneBook which i made as a small project using C++

console-application cpp data-structures structured-programming-approach

Last synced: 14 Oct 2025

https://github.com/isinghabhishek/java_dsa-basic-to-advance

This repo contains all my learning related to fundamentals of Java Programming language, and the Data Structures and Algorithm. Many of the Classical problems solution, and important algorithms explanation with algorithms problem examples solution. Java Data Structure and Algorithms

algorithms data-structures java problem-solving

Last synced: 18 Sep 2025

https://github.com/skywarth/fenrir-wolfpack-simulator

Simulating wolfpack behaviours and future of the pack in an environment using Javascript and data trees.

data data-structures javascript max-heap simulation simulations wolfpack

Last synced: 14 Oct 2025

https://github.com/pranav016/ds-algo-in-python

Implementation of Data-structures and Algorithms in Python.

algorithms data-structures python time-complexities

Last synced: 10 Apr 2025

https://github.com/andsarr/algorithms_princeton_template

Coursera Programming Assignments template for the Princeton's Algorithms course

algorithms analysis-algorithms coursera data-structures java princeton-algorithms

Last synced: 23 Apr 2025

https://github.com/suxrobgm/java-structures

Implementation of data structures and algorithms in Java

algorithms data-structures java

Last synced: 20 Jun 2025

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

🛠️ A comprehensive collection of data structures and algorithms implemented in multiple programming languages. Perfect for learning, interviews, and competitive programming!

algorithms coding-practice competitive-programming computer-science data-structures data-structures-and-algorithms educational interview-preparation java programming python software-engineering

Last synced: 02 Mar 2026

https://github.com/parisaroozgarian/ibm-data-analyst-professional-certificate

The IBM Data Analyst Professional Certificate, consisting of 9 courses, equips with essential skills in Excel, SQL, Python, data visualization, and analysis techniques

big-data business-analysis business-communication communication data-analysis data-management data-structures data-visualization databases general-statistics human-resources planning python-programming spreedsheet sql

Last synced: 27 Jan 2026

https://github.com/puneetkakkar/leet-code

Leet Code Algorithm C++ Solutions

algorithms data-structures

Last synced: 09 Oct 2025

https://github.com/yuweaec/ai-programming-with-python-bertelsmann

This repository aims to provide code and information to help you develop a comprehensive understanding of Python programming in the context of artificial intelligence (AI) applications.

ai bertelsmann data-structures functions jupyter-kernels jupyter-notebook numpy object-oriented-programming pandas python python-packages pytorch scripting udacity-nanodegree

Last synced: 18 Jan 2026

https://github.com/bertptrs/safelist

A memory-safe linked list in C++

c-plus-plus data-structures linked-list memory-management

Last synced: 13 Jun 2026

https://github.com/suji04/data_structures

Implementation of all basic linear and non-linear data structures in C++

array binary-tree data-structures hacktoberfest linked-list queue stack

Last synced: 12 Jun 2026

https://github.com/ritvik19/codebook

Code Repository for various Competitive Programming platforms, solutions to various tricky problems and implementations of various algorithms in various programming languages

algorithm algorithm-challenges algorithms codechef competitive-programming data-structures hackerearth hackerrank programming-languages

Last synced: 16 Mar 2025

https://github.com/melhosseiny/struct

Data structure/algorithm library for JavaScript

algorithms computer-science data-structures

Last synced: 16 Mar 2025

https://github.com/programmersd21/ordr

⚡ High-performance sorting library for Python, powered by Rust 🦀 - featuring parallel, adaptive, and radix-sort backends for blazing-fast performance.

benchmark data-structures fast high-performance introsort numpy parallel-sorting pdqsort performance pyo3 python python-sorting quicksort radix-sort rust rust-python sorting sorting-algorithms timsort

Last synced: 05 Jun 2026

https://github.com/sandippalit/data-structures-and-algorithms-in-python

This repository by Sandip Palit contains Data Structures and Algorithms in Python.

algorithms backtracking complexity data-structures dsa linked-list maths oop python recursion searching sorting

Last synced: 09 Oct 2025

https://github.com/yanpozka/trie

Go implementation of Tries data structure

data-structures go lookup trie uuid

Last synced: 09 Oct 2025

https://github.com/dezinezync/oideformat

The Open Invoice Data Exchange Format Specification

data-structures exchange invoice json spec specification

Last synced: 06 Jul 2025

https://github.com/murtuzaalisurti/dsa-tweets

Daily learnings of DSA with Kunal on twitter. Inspired by Kunal Kushwaha!

algorithms data-structures dsa tweets twitter

Last synced: 19 Mar 2026

https://github.com/sanjid133/go-collections

Implement data structure using golang generics

data-structures golang

Last synced: 16 Apr 2026

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

Coursework solutions to UCSD DSA Specialization

cpp data-structures

Last synced: 04 Sep 2025

https://github.com/camara94/data-visualization-with-python

Data visualization and some of the best practices when creating plots and visuals. The history and architecture of Matplotlib, and how to do basic plotting with Matplotlib. Generating different visualization tools using Matplotlib such as line plots, area plots, histograms, bar charts, box plots, and pie charts. Seaborn, another data visualization library in Python, and how to use it to create attractive statistical graphics. Folium, and how to use to create maps and visualize geospatial data.

data data-science data-structures data-visualization python3

Last synced: 16 May 2026

https://github.com/chowdhuryj-github/benchmarkinggui

A MSOE Lab Project for a JavaFX application on generating benchmarking plots for different methods of a Array List or Linked List implementation.

benchmarking data-structures javafx

Last synced: 30 Apr 2026

https://github.com/ahmad-nour-haidar/x-unique-list

A Flutter - Dart package that provides a list with unique elements based on a custom uniqueness condition.

collections dart dart-package data-structures elements flutter flutter-package list package-management set unique uniqueness

Last synced: 23 Feb 2026

https://github.com/tyler-cromwell/leetcode

My https://leetcode.com/ solutions. (WIP)

algorithms cplusplus data-structures golang python3

Last synced: 10 Feb 2026

https://github.com/komdosh/crackingthecodinginterview

Implementation of Algorithms and Data Structures from Cracking the Coding Interview

algorithms data-structures interview

Last synced: 10 Feb 2026

https://github.com/oleiade/atelier

A collection of Go algorithms, data structures, APIs and helpers to resort to when in need

algorithms data-structures golang helpers

Last synced: 04 Feb 2026

https://github.com/samridhisainii/codzy_dsa

This is my repository of Leetcode , GeeksforGeeks and Codechef questions which i solve regularly

algorithms cpp data-structures

Last synced: 23 Jan 2026

https://github.com/viktorsvertoka/goit-algo-hw-02

Home task for Basic Algorithms and Data Structures📊

algorithms data-structures goit goit-algo-hw-02 python

Last synced: 13 Jun 2025

https://github.com/kawasin73/todai-s3-java

東京大学システム創成学科のプログラミング応用の課題

algorithm data-structures university-of-tokyo

Last synced: 14 Jul 2026

https://github.com/iangudger/ilist

Intrusive generic linked list in Go

data-structures go golang linked-list

Last synced: 14 Jan 2026

https://github.com/yoannpa/dtrsiv

A collection of functions using data.table to efficiently clean large tables using a simplified syntax

data-structures rdatatable rpackage

Last synced: 25 Oct 2025

https://github.com/thomasthaddeus/algorithmselector

Explore our extensive Algorithms Repository, featuring a diverse range of algorithms from computational methods to data structures, cryptographic techniques, and AI. Ideal for education, research, and practical application, each algorithm is well-documented, tested, and optimized for performance and readability.

ai algorithms computational-algorithms computer-science cryptography data-compression data-structures educational-resource game-theory graph-theory machine-learning network-flow open-source optimization python

Last synced: 01 Mar 2026

https://github.com/amartya00/thesoup

A collection of useful classes and functions in Python.

algorithms data-structures graphs python3

Last synced: 27 Mar 2026

https://github.com/kdrag0n/structalgo

My implementations of various data structures and algorithms in C.

algorithms data-structures

Last synced: 27 Apr 2026

https://github.com/stepantita/interview-prep

This repository contains C++ solutions for various LeetCode problems, categorized into multiple sections by topics

algorithm-challenges algorithms c-plus-plus cpp data-structures leetcode leetcode-solutions problem-solving programming programming-exercises

Last synced: 17 Jan 2026

https://github.com/jeepway/data-structures-in-c

A collection of implementations of commonly used data structures in C.

algorithms c c-programming data-structures data-structures-in-c dsa makefile

Last synced: 14 Feb 2026

https://github.com/vvaldesc/ballsortpuzzle_web

Ball Sorting based game made with Java Script, CSS and HTML:5

audio callback-functions data-structures documentfragment eventlistener game html5 javascript

Last synced: 01 Mar 2026

https://github.com/techy4shri/kmp-intrusion-detection-system

This IDS focuses on detecting intrusion attempts by matching patterns in network data (such as suspicious strings in payloads or requests). It integrates the Knuth-Morris-Pratt (KMP) string-search algorithm for efficient pattern matching while also using auxiliary methods such as hashing and tries for indexing or rule-based detection.

cpp11 cybersecurity-tools data-structures intrusion-detection-system kmp-algorithm multithreading python-3 string-matching

Last synced: 15 Feb 2026

https://github.com/ujjawalsinghsde/Placement_Prepration

This repository consists of all the material required for cracking the coding rounds and technical interviews during placements.

algorithm css data-structures html java javascript mongodb notes php placement prepinta100code sorting-algorithms sql

Last synced: 30 Dec 2025

https://github.com/quang-pham-dev/ds-a

[WIP] The repository for revising and practicing data structures and algorithms. [TODO] move to practice with python

algorithms big-o data-structures hash-table javascript leetcode-solutions linked-list stack-queue tree

Last synced: 24 Jan 2026

https://github.com/hasnatrasool163/socialnetworkfriendrecommendationsystem

A Social Network Friend Recommendation System is an exciting project that leverages graph theory concepts to simulate real-world social networks.

algorithms-and-data-structures data-structures dsa-algorithm graphs-algorithms java java-fxml java-gui javafx queue-algorithm

Last synced: 16 Apr 2026

https://github.com/phondani0/ds-algo

Solutions for ds algo problems in Python

algorithms-and-data-structures data-structures python3 trees

Last synced: 15 Sep 2025

https://github.com/eskabore/cs50x-2023

This repository houses all the problem sets and my final project for CS50 2023

algorithms c-language c-plus-plus cs50 cs50x data-structures javascript memory-allocation programming python

Last synced: 16 Apr 2026

https://github.com/luckasnix/structured-objects

Structured Objects is lightweight and powerful library for handling object in JavaScript/TypeScript in different types of data structures.

data-structures graph javascript library typescript vite

Last synced: 10 May 2026

https://github.com/ahmedabougabal/myleetcodeanswers

Documenting my LeetCode solutions in C++ / Python / JavaScript since my time at the ITI till now

algorithms complexity cpp data-structures dynamic-programming javascript oop problem-solving python

Last synced: 05 Mar 2026

https://github.com/kevjose/devnotes

notes from the journey of a software engineer 🤗

algotithms data-structures git-notes javascript terraform

Last synced: 14 Feb 2026

https://github.com/prime-infinity/prime-chain

understanding basic blockchain concept by building simple blockchain in javascript,python and golang. Experimenting with different data structures.

blockchain blockchain-demos data-structures golang javascript python

Last synced: 06 May 2026

https://github.com/manid2/dsa

Data structures and algorithms code.

algorithms data-structures interview leetcode leetcode-solutions

Last synced: 29 Oct 2025

https://github.com/turbomack/queue

Simple FIFO (first in, first out) Queue implementation in Elm

data-structures elm queue

Last synced: 24 Feb 2026

https://github.com/nejcm/js-algorithms

JavaScript implementation and examples of many popular algorithms, data structures and other programming problems.

algorithms data-structures javascript javascript-algorithms js programming-problems

Last synced: 05 Mar 2026

https://github.com/nixhantb/data-structures-and-algorithms-in-java-

Master Java Programming and Data Structures and Algorithms in Java in an efficient way. Clear concept on Recursion and Sorting

algorithms algorithms-and-data-structures competitive-programming data data-structures java java-8 programming

Last synced: 05 Jul 2025

https://github.com/singhrohan62/data-structures

simple programs on different types of data structures

algorithms cpp data-structures java javascript

Last synced: 22 Feb 2026

https://github.com/2kabhishek/topgear-java-data-structure-l1

Solutions for Java-Data-Strucutres-L1 ☕🧮

assignments data-structures java solutions topgear

Last synced: 06 Jun 2026

https://github.com/yuvraj0028/rule-engine-ast

User friendly rule engine implemented with Abstract Syntax Tree for making a logical data structure to evaluate attributes.

angular angular-cli backend bootstrap5 data-structures docker java logic-programming material-ui mongodb spring-boot tree-structure

Last synced: 12 Apr 2026

Data structures Awesome Lists
awesome-leetcode-resources 65 best-of-python 678 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 93 Exercises 92 Testing 89 Websites 88 Networking 88 Command Line 87 Data Pipelines & Streaming 86 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 75 ✅ Data Structures 75