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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/simranjeet97/leetcode_practice

Practicing the Leet Code Codes for Competitive Programming

algorithms amazon coding competitive-programming data data-structures facebook google leetcode python

Last synced: 03 Aug 2025

https://github.com/okeuday/keys1value

Erlang set associative map for key lists

data-structures erlang

Last synced: 24 Jul 2025

https://github.com/mzuvin/veriyapilari

Java ile Veri Yapıları ve Algoritmalar - data structures and algorithms in java

binary-search-tree data-structures datastructures datastructuresinjava java

Last synced: 25 Aug 2025

https://github.com/virtyaluk/leetcode

:triangular_ruler: Leetcode problems' solutions in C++, Go, and Python. 2030 problems solved.

airbnb algorithms amazon coding-challenge coding-interviews competitive-programming data-structures faang facebook google leetcode lyft meta microsoft netflix uber

Last synced: 24 Aug 2025

https://github.com/mollycarroll/data-structures-algos-masterclass

All code practice for the Udemy course JavaScript Algorithms and Data Structures Masterclass

algorithms algorithms-and-data-structures data-structures javascript

Last synced: 22 Jun 2026

https://github.com/emmanuel-dominic/ireporter_api

IReporter enables any/every citizen to bring any form of corruption to the notice of appropriate authorities and the general public. Users can also report on things that needs government intervention

api automated-testing data-structures database-management python

Last synced: 14 Mar 2025

https://github.com/ico12319/data-structures-implementations

This repository is a collection of implementations of various data structures.

cpp data-structures data-structures-implementations

Last synced: 27 Jul 2025

https://github.com/maestre3d/coding-interview

Basic coding interview algorithms written in Java 15.

algorithms algorithms-and-data-structures coding-interviews data-structures

Last synced: 02 Apr 2025

https://github.com/thomasafink/optimal_knn_distance_for_data_science

Plotting the Optimal Distance for Data Scientists in Python using the K-Nearest Neighbour K-NN Algorithm

data-science data-structures data-visualization k-nearest-neighbor knn knn-classification map mapping open-street-map osm osmnx python

Last synced: 24 Oct 2025

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 cpp data-structures

Last synced: 23 Oct 2025

https://github.com/timsearle/graph

Graph and Breadth First Search Playground Test

breadth-first-search data-structures graph swift-3

Last synced: 28 Jan 2026

https://github.com/micahondiwa/printf

Creating and implementing a custom printf function in C

c cli data-structures header-files malloc malloc-free printf

Last synced: 07 Aug 2025

https://github.com/ehab-elshimi-developer/java-problem-solving-sheets

Scalable Java problem-solving sheets — modular, backend-ready, clean-coded, and mindset-driven. Designed to simulate real-world engineering challenges.

algorithms backend-development clean-code data-structures design-patterns engineering-mindset exception-handling java modularization multithreading oop oop-in-java problem-solving solid-principles

Last synced: 07 Aug 2025

https://github.com/sminerport/sortvisualizer

The Sort Visualizer is an interactive tool that demonstrates various sorting algorithms in real-time. It supports Bubble Sort, Quick Sort, and more, making algorithm learning visual and intuitive.

algorithm-analysis algorithm-visualisation algorithm-visualizer data-structures data-structures-and-algorithms educational-project educational-software interactive interactive-visualizations python sorting-algorithms visualization

Last synced: 19 Oct 2025

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

data structures: C, C++, Python implementation

data-structures

Last synced: 23 Aug 2025

https://github.com/wesleybertipaglia/dsa

This repository contains solutions to problems from various platforms like LeetCode, Codeforces, CodeChef, etc. The solutions are written in Python.

algorithms data-structures dsa

Last synced: 08 Mar 2026

https://github.com/jollyjerr/algorithms-specialization-notebook

My notes and assignments for Stanford University's Algorithms Specialization

algorithms data-structures golang study-notes

Last synced: 22 Aug 2025

https://github.com/annennenne/pcadsc

An R package for performing Principal Component Analysis-based Data Structure Comparisons (PCADSC)

data-structures exploratory-data-visualizations principal-component-analysis r

Last synced: 11 Mar 2026

https://github.com/mariianikitash/data-structures-w-python

Repo with my completed data structures and algorithms questions taken from LeetCode

algorithms data-structures python3

Last synced: 05 Mar 2025

https://github.com/madhvi-n/python-dsa

Data Structures and Algorithms in Python. Solutions to practice problems on GFG.

algorithms data-structures problem-solving python3

Last synced: 08 Apr 2025

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

Competitive programming archives

algorithms data-structures

Last synced: 29 Mar 2025

https://github.com/kuwa72/matcher

Simple query language of matching object and query for golang.

data-structures filtering golang json matcher query query-language regex

Last synced: 01 Feb 2026

https://github.com/tareqalkushari/leetcode-problem-solutions

This repository contains a comprehensive collection of solutions to LeetCode problems, crafted with clarity and efficiency in mind. Each solution is written in a clean, readable format and includes insights into time and space complexity, making it an ideal resource for technical interview preparation, algorithm practice, and self-paced learning.

algorithm-practice algorithms arrays binary-search coding-interview competitive-programming cpp data-structures dynamic-programming graph-algorithms hashmap interview-preparation java leetcode leetcode-solutions problem-solving python recursion strings technical-interview

Last synced: 28 Aug 2025

https://github.com/addytrunks/data_structures

The codes for all the lab exercises for the course CS1006T Data Structures.

cpp data-structures

Last synced: 20 Aug 2025

https://github.com/qtle3/boxing_weight_classes

The Python Boxing Weight Classifier is a simple Python script that determines the appropriate Olympic boxing weight class based on the user's input weight (in pounds) and gender. It categorizes both men and women into their respective weight classes according to Olympic standards.

arithmetic-operations conditional-statements data-structures error-handling modular-design string-manipulation

Last synced: 08 Apr 2025

https://github.com/cqllum/schema2dwh

⚡ Automatically produce a data model on your database using its information schema using GenAI.

ai data data-structures dataengineering datawarehousing dwh gemini gemini-api genai reporting reporting-tool schema-design

Last synced: 13 Mar 2025

https://github.com/ragul-rofi/stackimplementation2python

Beginner Stack Implementation in Python

data-structures dsa python stack

Last synced: 30 Mar 2025

https://github.com/andrewvo89/use-priority-queue

Use Priority Queue is a React hook that provides a simple and efficient way to manage a priority queue in your React applications. It uses a binary heap under the hood with values stored inside a JavaScript array.

data-structures hook priority-queue react typescript

Last synced: 16 Feb 2026

https://github.com/make-github-pseudonymous-again/js-collections-ordereddict

:signal_strength: Python's ordereddict data structure for JavaScript

agpl collections data-structures dict javascript ordered ordereddict

Last synced: 18 Sep 2025

https://github.com/miladsade96/leetcode_with_java

Solving Leetcode Challenges using Java Programming Language and Testing them with JUnit

algorithm algorithms algorithms-and-data-structures data-structures java java-8 javaee leetcode leetcode-java leetcode-solutions

Last synced: 18 Feb 2026

https://github.com/hassan11196/ds-assignments

Data Structures Assignments - FAST NUCES (Karachi) - CS201 - Fall 2018

bfs c cpp data-structures dfs infix optimization pathfinding postfix

Last synced: 18 Apr 2026

https://github.com/sparsh-kumar/algorithms-implementation-in-js

A list of all algorithms implemented in plain javascript with clean code and explanation.

algorithms algorithms-and-data-structures data-structures data-structures-and-algorithms javascript linked-list queue stack trees

Last synced: 11 Oct 2025

https://github.com/daryaandreyuk/leetcodetasks

Preparation for LIVE Coding interviews

algorithms coding data-structures java notations

Last synced: 07 Apr 2025

https://github.com/kwanhooo/pods

Practices on Data Structures

cpp data-structures data-structures-and-algorithms

Last synced: 13 Jun 2026

https://github.com/ifeelgarv/striver-a2z-dsa-sheet-solution-using-cpp

This repository contains Strivers A2Z DSA Course/Sheet Code Solution using C++with explanation.😍

algorithm data-structures

Last synced: 11 Jun 2025

https://github.com/asarkar/algorithms-design-analysis

Lecture videos and homework for Algorithms: Design and Analysis, Part 1, taught by Tim Roughgarden

algorithms coursera data-structures scala stanford

Last synced: 04 Oct 2025

https://github.com/stackcats/collections

A library provides efficient implementations of the most common general purpose programming data structures.

algorithms data-structures elixir

Last synced: 30 Mar 2025

https://github.com/bl33h/byletter

Categorize words by their starting letter in a dictionary.

algorithms data-structures dictionary logic python text-processing word

Last synced: 09 Oct 2025

https://github.com/guibrandt/multi-splay

Multi-splay tree implementation written in Go

data-structures dynamic-optimality go multi-splay-tree tree-structure

Last synced: 09 Oct 2025

https://github.com/jilliennelapid/stackcalculator

Project 1: A Stack (Data Structure) Calculator that implements strings and infix/postfix notation to compute basic operations.

cpp data-structures infix-to-postfix iomanip stack stack-calculator stacks strings

Last synced: 08 Oct 2025

https://github.com/lurler/trimkit.statdictionary

StatDictionary is a simple, type-safe stat container designed for games that rely on numerical attributes - whether for character attributes, item properties, or entire gameplay systems.

c-sharp csharp data-structures game-development game-framework game-systems gamedev rpg stats trimkit

Last synced: 04 Nov 2025

https://github.com/miguelriosoliveira/42

Projects from 42 school

algorithms c data-structures makefile shell

Last synced: 21 Jan 2026

https://github.com/nakkayev1707/algorithms

Algorithms is a C# project dedicated to solving algorithmic challenges from various sources, such as LeetCode. This repository contains implementations of solutions for a variety of algorithmic problems, providing a resource for learning and improving problem-solving skills in C#. It includes solutions to common problems and data structures

algorithms codewars coding-challenges data-structures leetcode problem-solving

Last synced: 03 Jul 2025

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

A collection of Algorithms and Data Structures written in Java

algorithms data-structures java

Last synced: 13 Aug 2025

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

Implementações de algumas estruturas.

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

Last synced: 08 Oct 2025

https://github.com/eduhantonio/fila-com-prioridade

Fila que permite que elementos sejam adicionados associados com uma prioridade. Cada elemento na fila deve possuir um dado adicional que representa sua prioridade em relação aos anteriores/próximos.

data-structures estrutura-de-dados fila fila-de-prioridade java priority-queue queue

Last synced: 28 Jun 2025

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

This is repository that contains a Java packages with differents data structures implementation.

data-structures

Last synced: 04 Oct 2025

https://github.com/exbotanical/connective-tissue

High performance implementations of classical list and ring data structures

algorithms data-structures linked-lists

Last synced: 06 Aug 2025

https://github.com/snehalyelmati/competitive-programming-golang

Repository to maintain LeetCode, Kickstart and CodeChef solutions in Go. Implementation and notes of data structures and algorithms.

algorithms data-structures golang google-hashcode google-kickstart leetcode

Last synced: 21 Jun 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/asarkar/algorithms-design-analysis-2

Lecture videos and homework for Algorithms: Design and Analysis, Part 2, taught by Tim Roughgarden

algorithms coursera data-structures scala stanford

Last synced: 27 Nov 2025

https://github.com/schak04/priorify

A terminal productivity app that helps users prioritise their tasks. Currently working on v2.0.0 (TUI).

bash-scripting c-plus-plus cmake cross-platform data-structures ftxui productivity-app productivity-tool shell-scripting sqlite terminal-first terminal-ui tui tui-app

Last synced: 31 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/sasha-hk/cpp

🏔️ Basic algorithms and data structures on cpp

algorithms cpp data-structures

Last synced: 01 Aug 2025

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

🍌 Data structures with C language

c c-language data-structures

Last synced: 05 Jun 2026

https://github.com/bsanket16/data-structures-and-algorithms

My data structures and algorithms library

algorithms data-structures java

Last synced: 14 May 2025

https://github.com/ximaz/list-in-c

This project aims to re-build the most powerfull list type in C at ground-0 level, with the most optimized memory management and the most accessible features.

c data-structures epitech epitech-project epitech-study epitech-workshop linked-data linked-list linkedlist list lists

Last synced: 30 Mar 2025

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

Efficient data structures for every day programming

algorithms data-structures typescript

Last synced: 23 Apr 2025

https://github.com/infinilabs/infini-zip

High-performance Rust implementation of advanced data structures and compression algorithms inspired by topling-zip C++ library

algorithms compression data-structures memory-safety performance rust simd succinct-data-structures topling-zip zero-copy

Last synced: 12 Aug 2025

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/swimshahriar/dsa-problem-solving

This repository contains some of the Data Structure and Algorithms that I have worked with.

algorithms data-structures javascript python3

Last synced: 02 May 2026

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/fredericbonnet/colibri

Colibri is a fast and lightweight garbage-collected datatype library written in C

abstract-data-structures abstract-data-types c data-structures datatypes garbage-collection garbage-collector memory-allocation

Last synced: 07 Oct 2025

https://github.com/sh1zen/crossync

Blazingly fast concurrent Data Structures for Rust.

concurrent-programming data-structures dev-tools rust-lang rust-library

Last synced: 06 Nov 2025

https://github.com/antouhou/anycow

A supercharged container for read-heavy, occasionally-updated data structures with multiple storage strategies

data-container data-structures multithreading rust shared-ownership

Last synced: 01 Aug 2025

https://github.com/skazemi/collidea-rust

Collision-prone memory-efficient collections

data-structures hash hashmap hashset memory-efficient

Last synced: 18 Sep 2025

https://github.com/can-dy-jack/stack

stack implementation in JavaScript

data-structures javascript stack

Last synced: 07 Apr 2025

https://github.com/lbwa/algorithms

Algorithm fundamentals implemented by JavaScript(TypeScript), @golang, @rust-lang.

algorithms algorithms-implemented data-structures go golang heap javascript linked-list queue searching-algorithms sorting-algorithms stack typescript

Last synced: 15 Apr 2026

https://github.com/grainme/cs50x_2022

Bunch of CS problems

c cs data-structures flask memory python

Last synced: 13 Apr 2026

https://github.com/swappy514/python-learning-hub

A comprehensive, well-structured Python learning repository — from basics to advanced topics including OOP, recursion, data structures, debugging, and real-world industry examples. Perfect for beginners and intermediate learners aiming to master Python programming.

advanced algorithms beginner code-examples data-structures debugging industry-projects intermediate learning oop programming python recursion tutorial

Last synced: 10 Aug 2025

https://github.com/aruneshbasak/python-dsa-problems-geeksforgeeks-160-days

I will upload my daily Python DSA problems solved on GeeksforGeeks and post it here!

algorithms-and-data-structures and data data-structures dsa python python3 structure

Last synced: 08 May 2025

https://github.com/viniciuslawliet/bell-cranel-algorithm

The Bell Cranel Algorithm is a Python tool designed for generating and visualizing multilayer graphs. It offers customizable parameters for nodes, edges, and interlayer connections, facilitating the modeling and visualization of intricate systems such as dungeons, mazes, and networks.

algorithm anime danmachi data-structures dungeons graph python rpg

Last synced: 29 Mar 2025

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

All data stucture and algorthms I practiceare below here

cplusplus data-structures dsa dsa-algorithm dsa-practice

Last synced: 06 Sep 2025

https://github.com/nkokor/Fibonacci-Heap

Python implementation of Fibonacci Heap

data-structures fibonacci-heap

Last synced: 25 Sep 2025

https://github.com/d-coder135/non_linear_data_structures

This Repo Contains Codes For Non-Linear Data Structures In Java Programming Language.

avl-tree bst data-structures java non-linear-data-structures tree-structure

Last synced: 14 Apr 2025

https://github.com/devdrops/spl-data-structures

Material usado na talk do PHP Community Summit 2018.

data-structures php spl

Last synced: 14 Jun 2025

https://github.com/gremble0/nonstdlib

Some usefil utilities for C not provided by the standard library

algorithms c data-structures library

Last synced: 17 Feb 2026

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

This repository contains implementations of various fundamental data structures written in Java. Each implementation is designed from scratch, avoiding the use of Java's built-in data structure libraries, to reinforce a deeper understanding of how they work internally.

algorithms data-structures java

Last synced: 05 Apr 2025

https://github.com/sabberrahman/cse

My CSE study resources: Lecture notes, Code snippets, and Study materials

algorithm data-structures leetcode neetcode150 problem-solving

Last synced: 05 Nov 2025

https://github.com/davidyslu/onlinejudgezero

Personal Submission of Online Judge Zero (臺灣高中生程式解題系統)

algorithms cpp data-structures

Last synced: 14 May 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 93 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 ✅ Data Structures 75 Machine Learning 75