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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/nish7/algosjs

Algorithms and DS practice in Javascript

algorithms data-structures javascript

Last synced: 27 Jul 2025

https://github.com/xm0onh/stateviz.dev

Interactive visualization playground for blockchain data structures. Learn how blockchains organize and store data through hands-on exploration and visual experimentation.

algorithms blockchain cryptography data-structures educational ethereum merkle-trie playground

Last synced: 12 Apr 2026

https://github.com/harisjamal28/tower_of_hanoi

A Game built focusing on the Tower of Hanoi basis! An old project but something i was passionate about finishing. It was a great way to work with Stack Data Structures practically and employ Javascript functions for Time Keeping and Stack Manipulation

css data-structures game-development gamedev html javascript old-project stack tower-of-hanoi

Last synced: 12 Apr 2026

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

Teaching data structures for some school classes

data-structures java

Last synced: 29 May 2026

https://github.com/bazoka-kaka/programming-interview-solutions

A bunch of programming solutions from real interviews / job programming tests that me and my friends gone through

algorithms coderbyte data-structures python

Last synced: 28 Mar 2025

https://github.com/cruxrebels/leetcode

Collection of Abhishek Agrawal's submissions to problems found on https://leetcode.com/.

algorithms cpp cpp11 cpp14 data-structures leedcode-contest-solutions leetcode leetcode-contest leetcode-solutions weekly-contest

Last synced: 09 Apr 2025

https://github.com/sandravizz/analytical-system-design

Teaching material for bachelor course at Arcada

d3-js data-structures data-visualization system-design

Last synced: 24 Jan 2026

https://github.com/artarts36/gds

Data Structures for Golang

data-structures go

Last synced: 22 Mar 2025

https://github.com/orbulant/hardware-store-das

Using C++, data structures and algorithms are created to simulate a hardware store's inventory operations.

algorithm data-structures manipulate-data

Last synced: 04 Apr 2025

https://github.com/llsaimur/contacttracing

Contact Tracing (school project)

cpp data-structures queue treenode

Last synced: 25 Mar 2025

https://github.com/isobarbaric/word-predictor

an emulation of popular browsers' auto-complete feature

autocomplete data-structures java trie

Last synced: 04 Sep 2025

https://github.com/af2b/datastructure

A comprehensive collection of fundamental data structures implemented in different langs with practical, real-world examples. Each implementation includes detailed documentation covering from basic concepts to advanced usage, focusing on both educational understanding and practical applications.

clojure data-structures golang golang-examples ruby rust swift

Last synced: 09 Apr 2026

https://github.com/kingcitaldo125/pytree

My implementation of a BST data structure

data-structures

Last synced: 27 Jul 2025

https://github.com/futarimiti/queue

An implementation of the queue data structure using array.

data-structures java queue

Last synced: 30 Apr 2026

https://github.com/eusebioajas/estructuras-de-datos

Ejercicios y Algoritmos de la Asignatura Estructuras de Datos

algorithms data-structures

Last synced: 25 Mar 2025

https://github.com/errea/vet_clinic_database

For this project you need special preparation. As the goal of this project is to solve some performance issue, first we need to introduce those issues. In order to do that, you will populate your database with a significant number of data.

data data-analysis data-structures data-visualization database

Last synced: 21 May 2026

https://github.com/samuelsoaress/matplotscience

content taught in Diego Mariano teacher classes python for data science

data-structures matplotlib-pyplot python3

Last synced: 10 Jun 2026

https://github.com/sanish07/java-dsa

This repository contains the coding problems solved in Java DSA.

data-structures dsa-practice java-8

Last synced: 27 Jul 2025

https://github.com/abdur75648/billing-counter-simulation

A Java program for event based simulation of the billing counter of a burger restaurant (McMohan's Burger)

algorithms assignment avl-tree binary-search-tree binary-tree col106 data-structures dsa heap iitd java javaprogramming queue stack

Last synced: 31 Mar 2025

https://github.com/kanavgoyal898/spellsensei

spellSensei is a lightweight Python-based spell checker using the Wagner-Fischer algorithm to calculate Levenshtein distance and suggest accurate corrections. Designed for efficiency, it seamlessly integrates into applications without sacrificing performance. Ideal for enhancing text accuracy in personal projects or larger systems.

algorithms data-structures dynamic-programming python scratch-implementation spell-checker wagner-fischer-algorithm

Last synced: 27 Jul 2025

https://github.com/hariyebk/buble-sort

A generic sorting algorithm

data-structures linked-list sorting-algorithms

Last synced: 19 Sep 2025

https://github.com/ersalman4/stack_operations

A menu driven stack implementation in C using Modular design and Makefile

beginner-project c cli-app data-structures dynamic-arrays makefile stack

Last synced: 23 Apr 2025

https://github.com/neelkamath/ctci-practice

🧑‍💻 Just me practicing Cracking the Coding Interview problems

algorithms ctci data-structures kotlin

Last synced: 27 Jul 2025

https://github.com/farial-mahmod/bubble-sort-in-python

Implementing Bubble Sort algorithm using Python.

bubble-sort data-structures python3

Last synced: 27 Jul 2025

https://github.com/gurrudev/dsa

Data Structures & Algorithms

algorithms c cpp data-structures dsa

Last synced: 13 May 2026

https://github.com/nandahkrishna/datastructureslab

Programs written for Data Structures Lab in the 3rd Semester

c c-programming data-structures datastructures

Last synced: 25 Mar 2025

https://github.com/petru-braha/VD-library

Visualisation of possible operations on data structures

data-structures object-oriented-programming opengl

Last synced: 05 Sep 2025

https://github.com/smykhailevskyi/algorithms

Algorithms, LeetCode problems and solutions, Data Structures, preparation to the interview

algorithms data-structures data-structures-and-algorithms interview interview-preparation leetcode leetcode-solutions

Last synced: 05 Jul 2026

https://github.com/naforoutan/skyline-computation-bjr-tree

A data structures project implementing a BJR-Tree for efficient dynamic skyline queries, processing multi-dimensional datasets with continuous point insertions and deletions.

data-structures skyline tree-structure

Last synced: 18 Sep 2025

https://github.com/kamzzi/dsa-typescript

Data Structures and Algorithms using Typescript and Vitest

algorithms data-structures typescript vite vitest

Last synced: 14 May 2026

https://github.com/edignot/algorithm-data-structure-practice

🧠 My solutions to popular LeetCode, HackerRank, and other problems. Each solution has a unit test file. The goal of this project is to learn/practice algorithms, data structures, time and space complexity

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

Last synced: 09 Apr 2025

https://github.com/martapolii/coding-problem-practice

A repository dedicated to solving coding problems from platforms like LeetCode, HackerRank, and more. It includes challenges and solutions across a variety of programming languages and topics such as algorithms, data structures, and problem-solving techniques.

algorithms bit-manipulation data-structures dynamic-programming mathematics optimization string-manipulation

Last synced: 25 Oct 2025

https://github.com/dkauf42/tablequery

Functions to query a MATLAB DataTable, using match & range criteria

data-structures matlab

Last synced: 27 Jul 2025

https://github.com/f-ca7/cpp_datastructure

data structure learning

c-plus-plus data-structures learning

Last synced: 24 Jun 2026

https://github.com/nohomey/sdp-directory-tree-homework

Code for the third Data structures and algorithms course homework (File matcher)

allocator cpp14 data-structures iterator

Last synced: 12 Jun 2026

https://github.com/97-jeffrey/ruby-data-structure

study notes of ruby data-structure

data-structures ruby

Last synced: 03 Apr 2025

https://github.com/ashtishad/epi-patterns

Elements of Coding Interview Problem Patterns in Go/Golang

algorithms algorithms-and-data-structures data-structures go golang

Last synced: 04 Apr 2025

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

📚 Various data structure and algorithm coding challenges in Python 3 and JavaScript

algorithms data-structures javascript python

Last synced: 17 May 2026

https://github.com/akaliutau/python-idioms

Effective Python

data-structures python3

Last synced: 12 Jun 2026

https://github.com/bieelogrom/bibliotecasdeordenacao

Bibliotecas de algoritmo bubble sort e merge sort.

bubble-sort data-structures java merge-sort

Last synced: 13 Jun 2025

https://github.com/knifecake/ads

Some implementations of the traditional algorithms and data structures you're taught in any algorithms course.

algorithm data-structures

Last synced: 29 May 2026

https://github.com/csvitor-dev/clang-exercises

Data Structures Exercises with Clang

clang data-structures

Last synced: 27 Jul 2025

https://github.com/hamidhosen42/lightoj-problems-discussion-and-solutions

lightOj-problems-discussion-and-solutions-and-algorithm-and-data structures

algorithms c-plus-plus c-programming data-structures discussion lightoj-solutions

Last synced: 26 Jul 2025

https://github.com/whitedodo/datastructure1

Horowitz의 C++ 자료구조(Horowitz's C ++ Data Structure)

cpp data-structure-cpp data-structures

Last synced: 26 Jul 2025

https://github.com/ayxhmn/heapyy

Python code snippets for competitive programming

algorithms competitive-programming data-structures python

Last synced: 13 Jun 2025

https://github.com/mahmud-kandawala/c-programming-coursework

This repository delves into the advanced facets of the C programming language, exploring topics from basic syntax to intricate data structures like linked lists, binary trees, and multiway search trees.

c data-structures

Last synced: 12 Jun 2026

https://github.com/dan-niles/data-structures-and-algorithms

Collection of data structures and algorithms for CS2023

algorithms cpp cs2023 data-structures

Last synced: 18 Sep 2025

https://github.com/joaogbrieldev/leetcode

learning data structure, logic and algorithm

algorithms data-structures javascript

Last synced: 09 Apr 2025

https://github.com/greatdrake/hashmap

hash table implementation

cpp data-structures

Last synced: 26 Jul 2025

https://github.com/strar-buck/algo_implementation

Data Structure and Algorithms implementation

algorithm data-structures python

Last synced: 26 Jul 2025

https://github.com/msarmadqadeer/data-structures-implementation

These are the tasks that I performed during learning data structures.

cpp data-structures dsa dsa-algorithm

Last synced: 26 Jul 2025

https://github.com/ocdbytes/ds-algo-important-questions

Data Structures and Algorithms | LeetCode Solutions | Coding Ninjas Solutions | Love Babbar Playlist

algorithms cpp data-structures

Last synced: 26 Jul 2025

https://github.com/afshanalamengg/data-structures-and-algorithms-specialization

Master Algorithmic Programming Techniques. Advance your Software Engineering or Data Science Career by Learning Algorithms through Programming and Puzzle Solving. Ace coding interviews by implementing each algorithmic challenge in this Specialization.

algorithms critical-thinking data-structures graph-theory problem-solving software-testing

Last synced: 09 Apr 2025

https://github.com/arkid15r/cs

Go/TypeScript exercies on algorithms and data structures.

algorithms data-structures data-structures-algorithms sorting-algorithms

Last synced: 26 Jul 2025

https://github.com/woosungkim0123/data-structures-deep-dive

Repository for Data Structures Learning

c data-structures

Last synced: 24 Aug 2025

https://github.com/3ein39/sparse_array_matrix

Representing an array of very huge indices (e.g. 10^8) using doubly linked list

data-structures doubly-linked-list linked-list sparse-matrices sparse-matrix

Last synced: 26 Jul 2025

https://github.com/zot/differencelists.jl

A difference list implementation for Julia. These are a highly efficient and simple way to build up lists from parts: appending, prepending, and concatenation are all very fast (constant time). They're also immutable, so you can reuse the parts.

data-structures julia utilities

Last synced: 18 Sep 2025

https://github.com/lucashnss/if672-algorithms-lists

Lists of algorithms in the course algorithms and data structures (IF672) in CIN-UFPE. Along this course I've been introduced to various efficient and creative ways to resolve common problems in computer science like ordering and learning data structures to do that.

algorithms cpp data-structures

Last synced: 13 Jun 2026

https://github.com/rationalcrafter/avl_tree

Simple implementation of an AVL tree set data structure

algo c data-structures

Last synced: 26 Jul 2025

https://github.com/cwchentw/nimalgo

Common data structures and algorithms in NIm

algorithms data-structures nim nim-lang

Last synced: 07 Jul 2025

https://github.com/labex-labs/numpy-for-beginners

This comprehensive course covers the fundamental concepts and practical techniques of NumPy, the essential library for numerical computing in Python. Learn to create, manipulate, and analyze arrays efficiently.

array-manipulation array-slicing beginner-friendly course data-analysis data-science data-structures fast-computation hands-on labex labs linear-algebra matrix-operations numerical-computing numpy programming python python-programming scientific-computing vectorized-operations

Last synced: 20 Jun 2026

https://github.com/anpep/nih

Implementation of commonly used data-structures and snippets

c data-structures data-structures-c utility-functions utility-library

Last synced: 25 Mar 2025

https://github.com/maestre3d/princeton-cs

Code exercises and examples from Princeton University Computer Science online program(s).

algorithms code-examples computer-science data-structures data-structures-and-algorithms princeton princeton-algorithms

Last synced: 02 Apr 2025

https://github.com/tomazjunior/data-structure

Exercise the data structure, algorithm and problem-solving skills adding a daily coding problem.

algorithm data-structures problem-solving-skills

Last synced: 08 Apr 2025

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

Repositório para armazenar os códigos de Data Structures em C#

csharp data-structures

Last synced: 18 Aug 2025

https://github.com/l004p/in-memory-data-store

In memory KV store. Learning from https://build-your-own.org/redis/

data-structures kv-store

Last synced: 14 Jun 2025

https://github.com/ianfelps/leetcode

Repositório com soluções comentadas de problemas de LeetCode. Inclui explicações, abordagens utilizadas e reflexões sobre cada questão resolvida.

data-structures leetcode python study

Last synced: 18 Sep 2025

https://github.com/abdellahbellakrim/philosophers_42

Implementing the dining problem with philosophers around the table in C programming using threads and processes.

algorithms c data-structures dining-philosophers-problem low-level-programming processes threads

Last synced: 26 Jul 2025

https://github.com/mateus-claudino/ds-in-c

just having some fun learning data structures and implementing them in c. :)

algorithms c data-structures university-assignment

Last synced: 25 Jul 2025

https://github.com/tonisanta/generar-arbol

Generar postorden de un árbol a partir de sus recorridos de preorden e inorden

arbol data-structures postorden postorder tree

Last synced: 25 Jul 2025

https://github.com/iker-gonzalez/ft-containers

Reimplementation of stack, vector and map container types of the C++ standard template library (STL).

algorithms containers cpp data-structures operator-overloading standard-template-library templates

Last synced: 29 Jun 2026

https://github.com/jtd-117/ads_py

A collection of 'Algorithms & Data Structures' (ADS) implemented in the 'Python' programming language.

algorithms data-structures

Last synced: 25 Jul 2025

https://github.com/luc1d1ty/datastructures_algorithms

The way I implemented various ds&a using different programming languages .

algorithms data-structures datastructures-algorithms math number-theory

Last synced: 17 Sep 2025

https://github.com/nullthefirst/fcc-cash-register

freeCodeCamp - Cash Register

algorithms data-structures

Last synced: 25 Jul 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 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