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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/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/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/edmilson-dk/academic-programming

In this repository, I will share all content that I have been studying in academic programming, such as data structures, ordering algorithms, etc.

algorithms algorithms-and-data-structures data-structures problem-solving

Last synced: 05 Sep 2025

https://github.com/sidojain/cypher

Cypher is a lightweight, feature rich, terminal-based text editor written in C, using Tree-Sitter highlighting.

c data-structures file-io linux low-level-programming piece-table raw-mode terminal text-editor tree-sitter undo-redo wsl2

Last synced: 13 Apr 2026

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/jakenherman/kcats

A stack implementation for node

data-structures node-module stack

Last synced: 25 Mar 2025

https://github.com/muhdhanish/data-structure-js

This is learning the simple concept of data-structures using javascript.

array data-structures javascript linked-list queue stack

Last synced: 25 Mar 2025

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/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/justkode/python-algorithm

Some Python Code for Algorithm

algorithm data-structures python python3

Last synced: 24 Apr 2025

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/jaeyson/algox

Common Algorithms and Data Structures implemented using Elixir

algorithms algorithms-and-data-structures data-structures elixir

Last synced: 06 Mar 2026

https://github.com/libsugar/bettercollections

Some better collection implementations than the system library

arraypool collections concurrent data-structures vector

Last synced: 14 Aug 2025

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/toreda/strong-types

Automated type checks and guaranteed return types with 1 line of code. Say goodbye to reference errors from unexpected types. Write less validation code and improve quality.

data-structures strong-types type-safe type-safety type-system

Last synced: 18 Aug 2025

https://github.com/heap-data-structure/specification

:mount_fuji: Heap specification for JavaScript

agpl data-structures heap javascript specification

Last synced: 12 Dec 2025

https://github.com/elandeyan/min_max_heap_dart

A MinMax binary heap implementation as dart's package.

dart-lang dart-package dartlang data-structures

Last synced: 09 Feb 2026

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/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/ghulamazad/dsa

This repository contains all the Data Structures and Algorithms concepts and their implementation in several ways, including programming questions and Interview questions. It includes questions from popular coding platforms including LeetCode, HackerRank, Codeforces, Codechef, and many more.

algorithms algorithms-and-data-structures data-structures data-structures-algorithms dsa-algorithm dsalgo

Last synced: 11 Oct 2025

https://github.com/evanxg852000/rockstartdev

A collection of projects implemented for learning

algorithm compilers cpp14 data-structures database golang learning python

Last synced: 18 Apr 2026

https://github.com/ymm135/golang-java-cpp-dsa

golang/java/c++的数据结构及算法(DSA),附带leetcode相关习题、animate动画说明！

algorithms cpp11 data-structures golang java

Last synced: 05 May 2026

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

Data Structures and Algorithms implemented in C++ for learning and practice. Covers fundamental concepts like linked lists, stacks, queues, trees, sorting, and searching

algorithms algorithms-and-data-structures data-structures dsa-practice dsa-with-c-plus-plus

Last synced: 11 Feb 2026

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/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/guillainbisimwa/ruby-ata-structures-and-algorithms-

The goal of this repository is to complete as many challenges from top-100-liked-questions collection of popular challenges in LeetCode.

algorithms data-structures ruby

Last synced: 25 Mar 2025

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/miroslav-reiter/algoritmy_a_datove_struktury

🤖 Algoritmy a Dátové Štruktúry - Zoznam, popis a implementácia najpoužívanejších algoritmov na hľadanie, triedenie, grafy, prácu s poliami v rôznych programovacích jazykoch (Python, Java, C/C++, VBA, C#, JavaScript, PHP)

algorithms algoritmy archicture architecture-components data-structures reiter vita

Last synced: 19 Mar 2026

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/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/suhas-h-c/shared-services

Shared services serves as a ready made solutions to most of the code snippets required for back-end services development in spring boot.

csv data-structures docker excel gherkin java17 ocr pdf spring spring-boot

Last synced: 27 Feb 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/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/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/avidlearnerinprogress/algorithmictoolbox-ucsd

Coursework solutions to UCSD DSA specialization

algorithms cpp data-structures moocs

Last synced: 22 Oct 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/manid2/dsa

Data structures and algorithms code.

algorithms data-structures interview leetcode leetcode-solutions

Last synced: 29 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/chowdhuryj-github/pixelreader

A MSOE Lab Project for a JavaFX application on image manipulation using file handling. Can perform operations such as calculating median and mean of pixels and generating a new image.

data-structures image-processing javafx

Last synced: 21 Apr 2026

https://github.com/kimmyxpow/php-dsa

This repository contains fundamental Data Structures and Algorithms implemented in PHP, designed for learning and exploring PHP's capabilities in computational problem-solving.

algorithm algorithms data-structures data-structures-and-algorithms php php-data-structures php-data-structures-and-algorithms

Last synced: 29 Jan 2026

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/avidlearnerinprogress/datastructures-ucsd

Coursework solutions to UCSD DSA Specialization

cpp data-structures

Last synced: 04 Sep 2025

https://github.com/bnclabs/robt

Read only BTree, immutable index for disk/SSD.

btree data-structures disk index rust-lang storage

Last synced: 27 Apr 2025

https://github.com/mdawoud27/data_structures_and_algorithms

Data Structures and Algorithms, you'll find comprehensive notes, explanations, and implementations of various data structures and algorithms.

arrays bigonotation binary-tree binary-trees c cpp data-structures hashtable javascript linked-list queues searching-algorithms sorting-algorithms stack stl

Last synced: 15 Apr 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/maskedsyntax/intellipath

A python based visualizer for A* pathfinding algorithm.

algorithms animation astar-algorithm data-structures priority-queue pygame python3 queue

Last synced: 30 Jan 2026

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/ailynux/dsa-lab

This is a data structures and algorithms (DSA) cheatsheet.

algorithms algorithms-and-data-structures cheatsheet data-structures dsa dsa-practice

Last synced: 12 Feb 2026

https://github.com/solangeug/hacker-rank

A collection of programming challenges by HackerRank (https://www.hackerrank.com/).

algorithms data-structures hackerrank programming-challenges

Last synced: 11 May 2026

https://github.com/tlack/xacto

Q-inspired Javascript convenience library and in-memory database

column-store data-structures javascript kdb memory-database nodejs vector

Last synced: 11 May 2026

https://github.com/arin-paliwal/data-structures-and-algorithms

This Repository contains codes I solve using practicing DSA and preparing for Interviews. These codes are easy to understand and are well arranged.

algorithms cpp data-structures java python

Last synced: 10 May 2026

https://github.com/alexforster/deque

A simple fixed-size deque implementation in C.

c data-structures deque

Last synced: 13 May 2026

https://github.com/vikramgujar/logical-problem-solving

A daily updated collection of Java solutions to logical problems like arrays, strings, recursion, and more. Perfect for coding practice, interviews, and enhancing problem-solving skills.

algorithms arrays coding coding-practice competitive-programming daily-coding data-structures interview-preparation java java-exercises logical-problems problem-solving programming-challenges recursion strings

Last synced: 12 Jun 2026

https://github.com/ahmed-roshdy-1/implementing-stack-using-c

this problem I had solved in my second year in computer science college

c data-structures stack

Last synced: 11 Jun 2026

https://github.com/zwrawr/dsa_assessment

University of York, Data Structures and Algorithms Assessment, Task : Predictive Text

alogrithms c data-structures university-of-york university-project

Last synced: 22 Jun 2026

https://github.com/eugeniusms/sda-2022

Programming assignments, labs and other tasks during the programming basics course at the University of Indonesia.

algorithms college data-structures dsa

Last synced: 15 Jun 2026

https://github.com/coderj001/data-structures

Contain all major data structures with documentation and code.

data-structures

Last synced: 22 Jun 2026

https://github.com/mrdav30/swiftcollections

A high-performance, memory-efficient library of collections designed for game development, simulations, and other performance-critical applications.

collections csharp data-structures dotnet game-development memory-management object-pooling observables performance unity

Last synced: 07 May 2026

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

Data Structures classes of CStack, CQueue, CPriority & Linked List in C++

cqueue cstack data-structures datastructures linked-list pointer

Last synced: 18 Jun 2026

https://github.com/kawser2133/data-structures-and-algorithms

Data Structures and Algorithms - This repository is a collection of commonly used data structures and algorithms implemented in C#.

algorithms csharp data-structures data-structures-and-algorithms dsa

Last synced: 20 Jun 2026

https://github.com/yahyatinani/y

'y' is a library that aims to provide useful data structures and utility functions.

data-structures immutable-collections kmp kotlin kotlin-multiplatform lists maps vectors

Last synced: 10 Jun 2026

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

A MSOE Lab Project for a JavaFX application on word searching using different backing data structures for a ordered and unordered list of words.

data-structures javafx unit-testing

Last synced: 23 Jun 2026

https://github.com/pvgupta24/cse-labs

Dump for CSE Lab assignments and programs

algorithms c computer-architecture cpp data-structures mips opengl verilog

Last synced: 09 May 2026

https://github.com/thanhngan22/dsa-writeups

💦 some exercises in Hackerrank and other sources used to practice

algorithms data-structures hackerrank-solutions

Last synced: 24 Jun 2026

https://github.com/sumeetsarkar/geeksforgeeks

GeeksforGeeks DS problems in Javascript

arrays data-structures ds geeksforgeeks stacks

Last synced: 24 Jun 2026

https://github.com/shashaaankkkkk/dsa_c_notes

📚 C DSA Notes: PDF Repo 🖥️ Master C Data Structures & Algorithms! 🚀 Explore concise PDFs on key concepts, code examples, & problem-solving strategies. 📝💻 Clone & excel in DSA! Happy coding! 🤓👩‍💻👨‍💻 #CProgramming #DataStructures #Algorithms #PDFs #Repo

algorithms c-programming-language data-structures data-structures-and-algorithms dsa opensource

Last synced: 02 Jan 2026

https://github.com/michaelehab/algorithmic-toolbox-san-diego

Algorithmic Toolbox Programming Challenges Solutions from University of California San Diego course on Coursera

algorithms coursera data-structures divide-and-conquer dynamic-programming greedy-algorithms uc-san-diego

Last synced: 04 Mar 2025

https://github.com/rcarubbi/cansi-datastructures

Data Structure Couse with examples written in C Ansi

binary-search c c-ansi data-structures linked-list

Last synced: 02 Jan 2026

https://github.com/scriptnull/linkedlist.cr

Linked List Implementation for Crystal Programming Language

data-structures linked-list

Last synced: 04 Apr 2025

https://github.com/indianwhocodes/adshuffmanproject

Comparative Evaluation of Data Compression through binary, four-way, and pairing heaps without any standard lib. container except vector.

academic academic-project binary-heap cpp data-compression data-structures heaps

Last synced: 03 Apr 2025

https://github.com/kalpitcool2006/go-datastructures

This repository consists of the code samples, assignments, and the curriculum for the Community Classroom complete Data Structures & Algorithms Golang bootcamp. GO Data Structures & Algorithms

algorithms algorithms-and-data-structures competetive-programming data-structures golang golang-examples interview interview-preparation interview-questions interviewbit interviewbit-solutions map math

Last synced: 22 Jul 2025

https://github.com/genogrove/genogrove

Modern C++ chained interval indexing library

bplustree cpp data-structures genogrove genome genomics graph indexing intervals

Last synced: 20 May 2026

https://github.com/broucz/lf-queue

A lock-free multi-producer multi-consumer unbounded queue.

concurrency data-structures mpmc-queue queue

Last synced: 12 Apr 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