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/madmmas/java-concurrency-interview-practice

50 structured Java concurrency problems — beginner to expert — with JUnit 5 tests. Interview prep & hands-on learning.

concurrency data-structures interview-prep java java-concurrency junit5 locking maven multithreading thread-safety

Last synced: 21 Jun 2026

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/tralahm/machine-learning-in-tensorflow

Using Tensorflow to apply and implement machine learning algorithms enabled by constraints exposed by representations that support models targeted at thinking,perception and action

algorithms constraints data-structures machine-learning models tensorflow tralahm tralahtek

Last synced: 12 May 2026

https://github.com/c2akula/bitarray

Package bitarray provides a convenient and fast BitArray data structure that compactly stores bits in Go.

bitarray boolean compact convenient data-structures fast go golang pure-go pure-golang

Last synced: 14 Jan 2026

https://github.com/kcenon/go_container_system

High-performance, type-safe container framework for Go with 15 value types, message container support, and cross-language binary serialization. Provides complete binary format compatibility with C++/Rust implementations, multiple serialization formats (Binary, JSON, XML), and comprehensive test coverage.

binary-format container cross-platform data-structures framework golang interoperability messaging serialization type-safe

Last synced: 05 Feb 2026

https://github.com/talenfisher/cis152

Class materials from CIS152: Data Structures and Algorithms in Java

data-structures java

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/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/yevheniidatsenko/goit-algo-hw-08

📊 Hometask - Basic Algorithms and Data Structures (Heaps or Pyramids)

algorithms data-structures goit goit-algo-hw-08 heaps python

Last synced: 05 Apr 2025

https://github.com/hectorip/inquiry

Elixir Library to extract a specific value from a nested data structure in a query-like style.

data-structures elixir elixir-library extract json querying-iterables

Last synced: 13 May 2026

https://github.com/andrewocc/info1905-assignment1

INFO1905 Data Structures Assignment 1 (tree traversal and arithmetic trees)

data-structures java trees

Last synced: 06 Nov 2025

https://github.com/mehedimubin/daily-dsa

Solutions to Leetcode problems in Golang

algorithms data-structures golang interview-preparation problem-solving

Last synced: 13 Oct 2025

https://github.com/romantech/algorithm-study

알고리즘 / 자료구조 스터디

algorithms data-structures programmers

Last synced: 30 Mar 2025

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

Repository for the Data Structures course

c data-structures

Last synced: 14 Oct 2025

https://github.com/adi-code22/data-structures-and-algorithms

All Data Structures and Algorithm fundamentals with C++ Implementation

algorithms data-structures

Last synced: 14 Mar 2025

https://github.com/vspiewak/go-algorithms

Some Algorithms and Data Structures in Golang

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

Last synced: 18 Jun 2025

https://github.com/prosenjitjoy/leetcode-solutions

Leetcode problem solutions in Go

algorithms data-structures problem-solving

Last synced: 05 Apr 2025

https://github.com/ganzerli/e-pathy

e-pathy saves integers (also in a file) in a way that you can find them following a path. /0/1/50/0 for example

binary-data c data-structures database graph graph-algorithms

Last synced: 28 Apr 2026

https://github.com/blue32a-sandbox/php-data-structures

PHPのData Structuresを使ってみる

data-structures php

Last synced: 22 May 2026

https://github.com/benjaminsemah/fcc-coding-challenges

This repo is a collection of JavaScript Solutions and Walkthroughs to common coding challenges. The challenges in this repo are taken from the FreeCodeCamp's curriculum.

algorithms data-structures freecodecamp javascript solutions walkthrough

Last synced: 14 Oct 2025

https://github.com/balta2ar/scratchpad

Experiments with algorithms/data structures, leetcode solutions

algorithms data-structures leetcode leetcode-python leetcode-solutions

Last synced: 05 Nov 2025

https://github.com/vscav/algo-lab

Algorithmic practical course.

algorithms data-structures qt

Last synced: 13 May 2026

https://github.com/saxarona/tc1031

Data Structures and Fundamental Algorithms---A full course based on González Guerra original lecture notes using C++

algorithms data-structures

Last synced: 02 Jan 2026

https://github.com/ososuna/matchmaking-lol

🕹️ Matchmaking algorithm for solo queue rankeds in League of Legends

data-structures league-of-legends machine-learning python

Last synced: 14 Apr 2026

https://github.com/BardiFarsi/MemoizationMultiThreading

Sample project demonstrating the use of memoization, dynamic programming, and multi-threading to efficiently handle repeated heavy tasks and optimize performance. Results are cached for quick retrieval, and Multi-Threaded processing accelerates computation.

algorithms cpp cpp17 cpp20 data-structures dynamic-programming machine-learning machine-learning-algorithms memoization memory-management multi-threading multiprocessing multithreading parallel-computing parallel-programming

Last synced: 15 May 2025

https://github.com/mohammed-majid/task-manager

To-do list web app that organizes data using a heap data structure

data-structures graph heap

Last synced: 16 Oct 2025

https://github.com/nouman6093/python_dsa_and_leetcode

in this repository i will upload everything i have learned about data structures and algorithms in python. Also i will upload all the LeetCode Exercises which i would solve using python.

algorithms algorithms-and-data-structures algorithms-datastructures data-structures data-structures-algorithms data-structures-and-algorithms data-structures-interview-questions data-structures-python dsa dsa-algorithm python python3

Last synced: 22 May 2026

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

Data Structures and Algorithms implemented in Javascript

algorithms data-structures data-structures-and-algorithms

Last synced: 16 Oct 2025

https://github.com/mhasanjoy/code

Data Structures

data-structures linked-list stack

Last synced: 30 Mar 2025

https://github.com/gurrudev/dsa

Data Structures & Algorithms

algorithms c cpp data-structures dsa

Last synced: 13 May 2026

https://github.com/mezdelex/rustexamples

All kind of different exercises in Rust.

borrowing concurrency data-structures mutability rust

Last synced: 01 Jun 2026

https://github.com/eliasdeallmeida/tic-tac-toe-game-tree

Algoritmo que analisa a melhor jogada para um tabuleiro de jogo da velha por meio de uma árvore de jogadas.

data-structures game-tree minimax-algorithm python tic-tac-toe

Last synced: 22 May 2026

https://github.com/abdo-essam/red-black-tree

Red Black Tree - Data Structure

data-structures pointers redblack-tree

Last synced: 18 Oct 2025

https://github.com/alinpahontu2912/racket-supermarket

first homework for programming paradigms

data-structures functional-programming racket

Last synced: 18 Oct 2025

https://github.com/vaibhavmojidra/data-structures---arrays-in-java

Java provides a data structure, the array, which stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type.

arrays data-structures java mojidra vaibhav vaibhav-mojidra vaibhavmojidra

Last synced: 18 Oct 2025

https://github.com/meysam81/red-or-black-tree

red or black tree, implemented in c++ containing insert and delete

college college-project data-structures red-black-tree tree tree-search tree-structure

Last synced: 02 Jan 2026

https://github.com/clifftech123/hackerrank-data-structures

This repository contains C# solutions to HackerRank data structures problems

cshap data-structures hackrank

Last synced: 03 Nov 2025

https://github.com/varugasu/go-heap

Heap implementation based on container/heap using Generics

data-structures generics go golang heap

Last synced: 03 Nov 2025

https://github.com/vladimir-skvortsov/spbstu-interval-anylysis

Лабораторные работы по дисциплине «интервальный анализ».

data-structures interval interval-analysis interval-arithmetic math python range

Last synced: 16 Apr 2026

https://github.com/phoemur/avl_tree

Naive implementation of an AVL tree using modern C++ (C++14, smart_pointers,etc...), and also a naive implementation of map using it.

associative-map avl avl-tree avltree cpp data-structures map

Last synced: 19 Oct 2025

https://github.com/shane-staret/machine-learning-sim-mccc-cis-112

The final project for CIS 112 at MCCC. This is a project that visualizes machine learning by teaching an AI how to place dots on a 3x3 grid in a specific order.

advanced-data-structures algorithms algorithms-datastructures data-structures java javafx machine-learning machine-learning-algorithms neural-network priority-queue queue

Last synced: 22 May 2026

https://github.com/hackersa3edy/alx-low_level_programming

Comprehensive projects and exercises for mastering low-level programming in C. Topics include syntax, control structures, data structures, memory management, debugging, file I/O, and more. Each directory focuses on a specific topic with relevant scripts and tasks.

algorithms alx-africa bit-manipulation c-programming command-line-arguments data-structures debugging dynamic-libraries file-io function-pointers hash-tables holbertonschool linkedlists low-level-programming makefiles memory-management preprocessor search-algorithms static-libraries variadic-functions

Last synced: 15 Sep 2025

https://github.com/afk247/dsa-journey

DSA Skill Development Problems and Solutions

algorithm data-structures optimization-problem problem-solving

Last synced: 04 Nov 2025

https://github.com/fdifrison/java-data-structures

Review of ADS principles in java

algorithms data-structures java

Last synced: 25 Jun 2025

https://github.com/begmaroman/go-dag

Directed Acyclic Graph (DAG) implementation in GoLang using generics

dag data-structures graph graph-algorithms

Last synced: 22 Mar 2025

https://github.com/hraverkar/apas_android_application_solution

APAS - Algorithm Problems and Solutions :

apas csharp-code data-structures

Last synced: 04 Nov 2025

https://github.com/chistopat/go-forward-list

Implement interface of C++ STL std::forward_list https://en.cppreference.com/w/cpp/container/forward_list in Go

cpp data-structures forward-list generics go linked-list stl

Last synced: 25 Jan 2026

https://github.com/logan-bobo/maze-solver

A visual maze solver in Python based on depth first search

data-structures python3

Last synced: 13 Aug 2025

https://github.com/songjianhit/datastructurs-algorithm

该项目记录了我在学习数据结构与算法时遇到的问题以及总结,使用Java编程语言进行实现,后续会慢慢完善。如有错误,欢迎大家指出! [Java version implementation of commonly used data structures and algorithms.]

algorithms data-structures java

Last synced: 10 Jun 2026

https://github.com/mahmud-kandawala/stacks_check_brackets

A python program that verifies whether the brackets the user enters are identical to one another.

data-structures python3 stacks

Last synced: 14 Sep 2025

https://github.com/mhamdyx/supermarket_management_system

Three different implementations of the same system: Dynamic Array, Linked-List, and Abstract Data Type

abstract-data-types c-programming data-structures dynamic-arrays linked-lists

Last synced: 29 Mar 2025

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

A collection of my practice codes for Data Structures and Algorithms (DSA) topics from my university.

c data-structures

Last synced: 23 Oct 2025

https://github.com/abhishekbagdiya01/a-to-z-dsa-in-java

This repository contains my solutions to a variety of data structure and algorithm problems in Java. I am learning DSA and I am using this repository to track my progress and share my solutions with others.

algorithms data-structures datastructures-algorithms dsa dsa-java interview-preparation java java-dsa java-dsa-learning oops oops-in-java

Last synced: 04 Mar 2026

https://github.com/amir-hshahi/leet-codes

Adding: LeetCode problems solution

algorithms data-structures

Last synced: 20 Aug 2025

https://github.com/elkard/polynomialdatacontainer

C++ project on the 2nd semester of CS at Warsaw University of Technology

cpp11 data-structures parser polynomials template

Last synced: 24 Oct 2025

https://github.com/dkoh2018/chatroom_java

Command-line chatroom application for real-time communication with data structure implementations

arraylist chatroom command-line-app data-structures hashmap java multithreading

Last synced: 20 May 2026

https://github.com/shreyapramanik47/tcs-nqt-coding-sheet

This repository contains solutions to common TCS NQT coding problems, covering arrays, strings, sorting, and number systems in C++.

arrays cpp data-structures dsa numbers numbersystem strings tcs tcsnqt

Last synced: 01 Jun 2026

https://github.com/odhithsen/data-structures-java

🧑‍💻 Java implementations of various data structures and their associated operations.

data-structures java

Last synced: 24 Oct 2025

https://github.com/llleeeaaannn/linkedlist

Implementation of a Linked List data structure through Ruby

data-structures ruby

Last synced: 13 May 2025

https://github.com/mindninjax/dsa-daily

A GitHub Repo for my Daily DSA Practice in JavaScript on Leetcode & other sources 🧠⚡

algorithms data-structures dsa hacktoberfest javascript leetcode

Last synced: 29 Mar 2025

https://github.com/firyanulrizky/snake_linkedlist

Projek Akhir Semester Struktur Data

c data-structures linked-list snake-game

Last synced: 21 Oct 2025

https://github.com/eagletrt/libmin-heap-sw

Simple minimum heap data structure implementation suited for all embedded devices

data-structures embedded library min-heap platformio platformio-library sw

Last synced: 29 Mar 2025

https://github.com/asarkar/exercism-scala

https://exercism.org/tracks/scala

algorithms data-structures exercism exercism-scala scala

Last synced: 25 Oct 2025

https://github.com/abdoufermat5/algorithmique

# Resolution de quelques problemes et implémentations de quelques algorithmes

algorithms competitive-programming data-structures dsa-algorithm leetcode python

Last synced: 27 Jun 2025

https://github.com/patricktcoakley/go-leetcode

Just solutions to Leetcode problems in Go.

algorithms data-structures golang interviewing leetcode

Last synced: 22 Aug 2025

https://github.com/syd-strzempko/practice-problems

python implementations of common algorithms, data structures, & coding problems

algorithms data-structures leetcode

Last synced: 26 Oct 2025

https://github.com/jiko23/family-tree

Model out the Shan family tree so that when given a ‘name’ and a ‘relationship’ as an input, the output are the people that correspond to the relationship. Input needs to be read from a text file, and output should be printed to console. Program should execute and take the location to the test file as parameter.

backend data-structures python-3

Last synced: 26 Oct 2025

https://github.com/henriquelluiz/kotlin-data-structures

Learning DSA with Kotlin language.

algorithms data-structures jvm kotlin

Last synced: 03 Feb 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/mateusz-przybyla/personalbudget_structured

Final C++ application to manage your personal budget [structured]

cpp data-structures structured-programming xml

Last synced: 27 Oct 2025

https://github.com/johnyssauro/arvore

This repository stores the implementation of a Tree data structure in C language.

c-language data-structures module tree tree-structure

Last synced: 02 Jan 2026

https://github.com/whisperpine/leetcode-rs

LeetCode problem solutions in Rust.

algorithms data-structures dsa leetcode neetcode rust

Last synced: 24 Jan 2026

https://github.com/acskii/java-spell-checker

Made in accordance to the requirements specified in my Data Structures 1 course @ALEXU

data-structures java trees

Last synced: 26 Jun 2025

https://github.com/ahmedhosssam/dynamo-tree

C++ Backend server and API with React front-end client

avl-tree cpp cpprestsdk data-structures javascript react

Last synced: 15 Apr 2026

https://github.com/ivan-magda/ifmo-b-tree

IFMO - Advanced Data Structures

algorithms b-tree collections data-structures swift

Last synced: 01 Nov 2025

https://github.com/hariclerry/javascript-algorithms

Javascript data structure and algorithms

algorithms data-structures javascript

Last synced: 22 Jul 2025

https://github.com/wfvining/rangetree

Purely functional read-only range trees in Erlang

data-structures erlang erlang-library range-tree

Last synced: 30 Jan 2026

https://github.com/capellax02/com2067

(DATA STRUCTURES) This repository contains my work and example solutions related to the Data Structures course, taken during the second year of Computer Engineering.

algorithms c-programming computer-science data-structures

Last synced: 22 Mar 2025

https://github.com/stevenschmatz/treegen

🎄 Fast and memory efficient unlabeled tree generation in Python

academic computer-science data-structures python theoretical-computer-science tree trees

Last synced: 31 Jan 2026

https://github.com/janithscript/rabin-karp-algorithm-java

Rabin-Karp (RK) algorithm is based on the concept of hashing. This algorithm was authored by Rabin and Karp in 1987 and is an effective way of finding patterns from a paragraph.

data-structures java rabin-karp-algorithm sorting-algorithms

Last synced: 22 Mar 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/nadvolod/algorithms

Algorithms and data-structures exercises

algorithms data-structures

Last synced: 01 Feb 2026