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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/UshurbakiyevDavlat/Go-Algos

Algos and Data-structures on Golang

algorithms data-structures golang

Last synced: 12 Oct 2025

https://github.com/haseeeb21/queue-in-python

Creating class of Queue, which contains functions of queue implementation, by importing deque library.

class data-structures dequeue enqueue googlecolaboratory python python3 queue

Last synced: 12 Oct 2025

https://github.com/hongchangwu/pfds

Exercises from "Purely Functional Data Structures"

data-structures functional-programming

Last synced: 13 Oct 2025

https://github.com/danielslew/leet_code_problems

Data structures and Algorithms Practice

algorithms data-structures ruby

Last synced: 14 Oct 2025

https://github.com/samad-yar-khan/competetive-programming

This is a repository for all the competitive programming contests/

competitive-programming data-structures problem-solving

Last synced: 14 Oct 2025

https://github.com/rockchalkwushock/dsa-notes

Notes from Data Structure & Algorithm tutorials.

algorithms data-structures

Last synced: 27 Jan 2026

https://github.com/mizcausevic-dev/zig-agent-graph-db

In-memory directed graph DB in Zig for AI agent context graphs. Typed nodes (agent, tool, fact, result, citation), labeled edges, BFS traversal, JSON serialization. Pure Zig stdlib, zero deps.

agent ai-agents data-structures embedded graph graph-database platform-engineering systems-programming zig ziglang

Last synced: 01 Jun 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/StudyResearchProjects/dsa-in-cpp

Data Structures and Algorithms with C++

algorithms cpp data-structures

Last synced: 16 Oct 2025

https://github.com/mghalix/library-system

C++ console application to run a library system.

cpp data-structures file-organization oop

Last synced: 01 Jun 2026

https://github.com/koehlma/sharedvec-rs

A fast but limited ordered collection for storing values of a single type.

data-structures rust

Last synced: 17 Oct 2025

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/tiennhm/algorithms

Tông hợp chi tiết các thuật toán lập trình

algorithms data-structures source-code

Last synced: 17 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/peter-lyons-kehl/produce

Productivity data Structures, Algorithms and :children_crossing: examples in :coffee: Java 8

algorithm algorithms algorithms-and-data-structures algorithms-datastructures data-structures datastructures java java-8

Last synced: 01 Jun 2026

https://github.com/momattar/parse-tree

Data structure project

data-structures parse-tree

Last synced: 24 Oct 2025

https://github.com/data-mechanics/geoql

Library for performing queries and transformations on GeoJSON data (with emphasis on support for abstract graph representations).

data-science data-structures geographic-data geojson geojson-library

Last synced: 04 Apr 2026

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

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

data-structures java

Last synced: 05 Jul 2026

https://github.com/maverickpoly/asmr-python-dsa

Different Data Structures and Algorithms implemented in Python.

algorithms data-structures dsa python

Last synced: 25 Oct 2025

https://github.com/asarkar/pydata

Python Data Structures: Linked List, and Binary Tree

binary-tree data-structures linked-list python

Last synced: 25 Oct 2025

https://github.com/hamidhosen42/stl-standard-template-library

STL-Standard-Template-Library. All STL Code with problem solving

algorithm c-plus-plus data-structures leetcode online-judge problem-solving stl

Last synced: 15 Mar 2026

https://github.com/jungaretti/advent-of-code-2022

Solutions for Advent of Code 2022 in a few languages

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/jungaretti/advent-of-code-2021

Solutions to Advent of Code challenges written in a bunch of languages

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/jeongju9216/datastructure

Swift 자료구조

data-structures

Last synced: 26 Oct 2025

https://github.com/hima890/binary_trees

A collection of C programs for learning and implementing binary tree operations, including traversal, insertion, deletion, and validation. Ideal for understanding fundamental data structures and algorithms in C programming.

algrithm alx-africa alx-low-level-programming betty-style c-programming-language data-structures group-project

Last synced: 28 Jan 2026

https://github.com/hernandemonteiro/data_science_and_algorithms

Data Science, Algorithms and Data Structure.

data-science data-structures python3

Last synced: 15 Apr 2026

https://github.com/misterzurg/stepik_csc_algorithms

📓 Solutions to Stepik "Алгоритмы: теория и практика", "Алгоритмы: теория и практика. Структуры данных", "Алгоритмические задачи с собеседований aka Ace Your Next Coding Interview by Learning Algorithms", "Ликбез по дискретной математике" courses

algorithmic-warm-up algorithms algorithms-and-data-structures data-structures descrete-math greedy-algorithms stepik

Last synced: 15 Apr 2026

https://github.com/elhakimdev/typescript-abstract-data-type

A basic datastructure & abstract data type implementation with Typescript

absraction algorithms data-structures typescript

Last synced: 28 Jan 2026

https://github.com/jseg380/university

Repository with projects made for University subjects

ai computer-science cpp cs-degree data-structures java oop ruby

Last synced: 09 May 2026

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/tyra9/diagram-collection

写博客过程中制作的所有图例、图解，都放在这个仓库（支持.drawio）。

computer-networks data-structures database java javaweb mysql operating-system spring springboot

Last synced: 25 Feb 2026

https://github.com/johan-bolmsjo/gods

Go Data Structures

data-structures go golang

Last synced: 11 Feb 2026

https://github.com/rodrigojunqueiradev/python-exercises

Repositório para armazenar exercícios realizados na linguagem Python / Repository to organize exercises with Python language

data-analysis data-science data-structures data-visualization database math pandas pandas-python python python-3 python3 sql statistics

Last synced: 16 Apr 2026

https://github.com/ohmic-guy/mnemosyne

An experimental Python library exploring persistent and versioned data structures.

data-structures functional-programming immutability persistent-data-structures versioning

Last synced: 13 Feb 2026

https://github.com/viral32111/xml

XML parser crate for my Rust projects.

data-structures rust-crate xml-parser

Last synced: 13 Feb 2026

https://github.com/adhaamehab/db-collection

My implementation for common algorithm and data structures used in modern database systems.

algorithms data-structures database-internals designing-data-intensive-applications

Last synced: 01 Mar 2026

https://github.com/mgomesdev/estrutura-de-dados-e-algoritmos-com-javascript

Implementação dos exemplos do livro: Estrutura de dados e algoritmos com JavaScript, utilizando TypeScript, TDD e Jest.

algorithms data-structures jest tdd typescript

Last synced: 17 Apr 2026

https://github.com/paolino/haskell-mts

Compact Sparse Merkle Tree implementation in Haskell with persistent storage and Merkle proofs

blockchain cryptography data-structures haskell merkle-tree rocksdb

Last synced: 05 Mar 2026

https://github.com/alphaleporus/leetabhyas

Daily DSA grind on LeetCode – Abhyas of code, logic, and consistency.

algorithms auto-sync competitive-programming cronjob data-structures dsa github-actions java leetcode leetcode-export python workflow

Last synced: 17 Apr 2026

https://github.com/chinnanj666/data-structures-sorting-python

data structures -sorting algorithms using python.

data-structures python sorting-algorithms-implemented

Last synced: 17 Apr 2026

https://github.com/ananyachibber21/data_structures_and_algorithms

Data Structures and Algorithms in Java, Python

algorithms data-structures java programming python

Last synced: 30 Apr 2026

https://github.com/utkarshmishra12/dsa-450

🔥 This repository contains the solutions of DSA Cracker Coding Questions List curated by @loveBabbar

100-days-of-code algorithms cp cplusplus data-structures dsa-algorithm dsa-solutions geeksforgeeks lovebabbar-dsa-list

Last synced: 05 Apr 2026

https://github.com/levieyal/c-course-exercises

✔ All the Assignments in the Systems Programming in C course that took place in the first semester of 2021

bash-script c data-structures files input-output library-management linux makefile memory-management

Last synced: 18 Apr 2026

https://github.com/tomas542/dsaa

Data Structures and Algorithms on Python, C, C++ and Rust

algorithms c cpp data-structures python rust

Last synced: 05 Apr 2026

https://github.com/gz30eee/c-consteallation

A collection of projects showcasing the power and versatility of C, C++, and C# for efficient programming solutions.

algorithms c c-plus-plus c-sharp coding data-structures networking performance programming software-development

Last synced: 18 Apr 2026

https://github.com/abdullah-niaz/sliding-window-popular-interview-problems

The "Sliding-Window-Popular-Interview-Problems" repository is a collection of solutions to common coding problems that utilize the sliding window technique, frequently asked in technical interviews. This repo aims to help developers understand and master this efficient algorithm by providing clear, well-documented solutions to a variety of problems

algorithms data-structures problem-solving sliding-window

Last synced: 18 Apr 2026

https://github.com/0xalihn/acm-problem-solving-source-code

Problem solving source code in UVa, HackerRank, Tocoder, Codility using Data structure and Algorithm by C, Python and Java. Interview problem solving for different tech company.

algorithms c data-structures hackerrank interview-questions java problem-solving python3 topcoder uva-online-judge

Last synced: 19 Apr 2026

https://github.com/haseeeb21/food-ordering-system-

This system can be used in any ordering place, as it uses Queue data structure which follows FIFO sequence with enquing and dequing as main functions.

algorithms collaboratory data-structures dsa googlecolaboratory googlecollab pycharm python python3 queue

Last synced: 19 Apr 2026

https://github.com/nelsonbn/algorithms-data-structures-trie

Algorithms and Data Structures - Trie

algorithms data-structures trie

Last synced: 21 Apr 2026

https://github.com/jen2004/mail-delivery-system

A routing and package delivery simulation system designed for a parcel service. A CLI Python application that utilizes a hash table and the Nearest Neighbor algorithm.

algorithms-and-data-structures cli cli-app data-structures hashmap hashtable pycharm python

Last synced: 21 Apr 2026

https://github.com/itsuren/dsa

📚 A repository on Data Structures and Algorithms from text books for Academics

data-structures

Last synced: 25 Apr 2026

https://github.com/senior-sigan/data-structures-training

Common data structures and algorithms I implemented just to practise

cpp data-structures learn-to-code

Last synced: 06 Jun 2026

https://github.com/hassansin/algorithms

Algorithms and Data Structures in Go

algorithm data-structures go golang

Last synced: 06 Jun 2026

https://github.com/usif-andreas226/quizhub-oop-project

The system is designed to streamline the process of conducting online exams. It provides a user-friendly interface for both administrators and students. Administrators can easily create exams by adding questions and setting grading criteria. Students can take exams within a specified time frame and view their results immediately after submission.

algorithms data-structures java javafx oop oops-in-java

Last synced: 25 Apr 2026

https://github.com/isaacmaffeis/pac-2023

PAC 2023/24 Algorithm design and computability - University course

algorithms data-structures java

Last synced: 07 Jun 2026

https://github.com/nachiket-072005/data_structure-algorithm

In this repo, I am uploading Data-Structure-and-Algorithm in Java with Step by step chapter code basics to advanced topics like DP, Graph and so on.

c data-structures java

Last synced: 26 Apr 2026

https://github.com/giri7a/java-fintech-transaction-processor

Java Fintech Transaction Analyzer: A program for processing fintech transaction logs. Analyzes statuses, identifies peak times, and lists failures. Includes a test class for functionality demonstration. Efficiently monitors and gains insights into transaction dynamics.

algorithmic-logic data-representation data-structures date-and-time-handling documentation exception-handling java oops string-formatting testing

Last synced: 27 Apr 2026

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

This repository contains my attempts at solving the questions on popular programming sites [Codility: https://codility.com, Leetcode: https://leetcode.com, Hackerrank: https://hackerrank.com]

algorithms data-structures data-structures-algorithms

Last synced: 28 Jul 2025

https://github.com/anhvu2889/miu-cs390-fpp

Repository for assignments and exercises focusing on Java programming basics, object-oriented programming, data structures, exception handling, and recursion.

assignment computer-science data-structures education exception-handling files fundamentals java object-oriented-programming recursion

Last synced: 28 Apr 2026

https://github.com/vitorhugoantunes/data_structure_learning

Collection of studies on Data Structure.

algorithms c data-structures java

Last synced: 28 Apr 2026

https://github.com/rudxain/posix-sh-algos

Algorithms implemented in POSIX-compliant shell scripts

algorithms computer-science data-structures educational functions posix

Last synced: 28 Apr 2026

https://github.com/raynard2010/assignment-data-structures

This repository contains my answers for some of my assignments for COMP6048001 - Data Structures Course. I got 98 for my assignments score.

avl-tree binus c case case-study data-structures hash hash-table priority-queue queue

Last synced: 29 Apr 2026

https://github.com/tenal/canine-calculator

A quiz application that generates your ideal dog breed! Breeds are chosen based on your current lifestyle and desired canine traits. All breed information is located in a data structure built by Tenal in 'sciript.js'. This was my first jQuery project, refactored to vanilla JS a couple months later.

data-structures html5 javascript sass sass-mixins vanilla-javascript

Last synced: 29 Apr 2026

https://github.com/jconleyscales/two-dimensional-q

Fixed-capacity circular queue backed by a 2D list with wrap-around indexing (Python).

circular-buffer data-structures python queue

Last synced: 08 Jun 2026

https://github.com/mosalem149/data-structure-linked_list

That repo is for data structure linked list (single & double) using python programming language

data-structures doubly-linked-list jupyter linked-list python3 single-linked-list

Last synced: 29 Apr 2026

https://github.com/50-course/alx-higher_level_programming

:computer: This repository contains exercise files, assignments and submissions :nerd_face:, for the ALX/Holberton School SE program.

50-course alx alx-curriculum bash c data-structures holbertonschool python scripting test-driven-development

Last synced: 29 Apr 2026

https://github.com/imtheprince7/javaprac

In this repository, I have uploaded practice files of of Java-8 and advance portion of Java.

data-structures java java-8 multithreading

Last synced: 29 Apr 2026

https://github.com/asifhaider/data-structures-algorithm_2-1

My solutions to the weekly assignment problems from Data Structure and Algorithms (Part 1) Sessional Course in Level 2 Term 1

algorithms cpp data-structures java

Last synced: 29 Apr 2026

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