Data

Tools

Indexes

Applications

Experiments

Awesome

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/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/kalebers/data_structures_masters_2025

Repositorio para trabalhos da materia de Estrutura de Dados no Mestrado de Cybersegurança na PUCPR.

arrays binary-search-tree data-structures hash-table python

Last synced: 12 Oct 2025

https://github.com/robin-mlh/treedatastructure

Tree-based data structure system with functions for adding, modifying, deleting or reading data from a directory path.

data-structures functions python utils

Last synced: 12 Oct 2025

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

Implementation of various data structures

data-structures study

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/danfalcon225/bank_application

Current project covers a basic data structure techniques such as: search, sort, select, add etc.

data-structures sort

Last synced: 14 Oct 2025

https://github.com/oleksiygarnik/leetcode-code-interview

A collection of solutions to various LeetCode challenges, prepared to enhance coding interview skills and problem-solving techniques.

algorithms coding-interview competitive-programming data-structures leetcode problem-solving

Last synced: 31 May 2026

https://github.com/wellingtonmwadali/binary_trees

This repo contains handled ALX tasks about binary tree.Binary trees are widely used in computer science and data structures due to their efficient search, insertion, and deletion operation s

binary-search-tree binary-tree data-structures

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/theronwolcott/data-structure-binary-patricia-trie-main

Binary Patricia Trie for efficient binary string storage and management. Features include insertion, deletion, search, in-order traversal, longest string retrieval, and size tracking with a compressed, memory-efficient node structure.

data-structures java tries

Last synced: 14 Oct 2025

https://github.com/barrettj12/collections

Generic, Java-style collections in Go.

collection data-structures golang library

Last synced: 27 Jan 2026

https://github.com/dezashibi-c/dcommon

My commonly used utilities, headers, scripts, etc.

c data-structures dynamic-values helpers scripts utilities

Last synced: 15 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/abdo-essam/red-black-tree

Red Black Tree - Data Structure

data-structures pointers redblack-tree

Last synced: 18 Oct 2025

https://github.com/bovem/algorithms-in-a-nutshell

Practice scripts from "Algorithms in a nutshell" book by George T. Heineman

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

Last synced: 18 Oct 2025

https://github.com/gabrafo/algoritmos-ed

Estudos em algoritmos e estruturas de dados.

algorithms algoritmos cpp data-structures estruturas-de-dados

Last synced: 18 Oct 2025

https://github.com/roluochke/games-programs

From simple to complex games and programs

algorithms data-structures game programming python

Last synced: 19 Oct 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/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: 24 Oct 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/jungaretti/advent-of-code-2020

Solutions to problems from the merriest coding challenge on the Internet

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/codyvangosen/codyvangosen.github.io

CS-499 Capstone Portfolio | SNHU Computer Science Final ePortfolio demonstrating software design, algorithm development, and database integration through real-world enhancements and reflection.

3d-graphics algorithms capstone computer-science cplusplus cs499 css data-structures database html json opengl portfolio snhu software-design web-portfolio

Last synced: 24 Jan 2026

https://github.com/aravachoudhary/data_structures_algorithms

This Repository contains my DSA codes and problem Solutions

algorithms-and-data-structures data-structures

Last synced: 01 Jun 2026

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/chaitanyak77/datastructures

This repository showcases a collection of data structure simulations implemented in C.

data-structures

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/tush-tr/learn-lang-cpp-dsa

Learn C++ with solving a lot of questions and also data structures and algorithms concepts

algorithms-and-data-structures c cpp data-structures

Last synced: 15 Apr 2026

https://github.com/emanuelefavero/react-autocomplete

This is a simple React Autocomplete component that uses a Trie data structure to store the list of words

autocomplete data-structures react trie vite

Last synced: 15 Apr 2026

https://github.com/raveriss/cpp09

C++ Module 09: STL. Ce module contient des exercices pour se familiariser avec la Standard Template Library (STL) en C++98. Les exercices incluent la manipulation de conteneurs standards et l'implémentation d'algorithmes de tri et de notation polonaise inversée.

algorithms bitcoin bitcoin-exchange cpp cpp98 data-structures merge-sort reverse-polish-notation stl

Last synced: 26 Feb 2026

https://github.com/peterrauscher/devbranch.co

The source code for my site https://devbranch.co

algorithms blog data-structures devops programming website

Last synced: 10 Feb 2026

https://github.com/coledixon/sql

SQL projects and advanced scripting

data-structures database-schema sql ssms tsql

Last synced: 18 Mar 2026

https://github.com/charmoniumq/algo

Algorithms that I implement for fun

automata data-structures

Last synced: 11 Feb 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/dishenmakwana/java-data-structures-and-algorithms

This repo contains the basic Data Structure and Algorithms programs in Java.

algorithms data-structures java

Last synced: 16 Apr 2026

https://github.com/karthi-21/learndata

Small app for data structure course from learnCodeOnline.

data-structures online-course online-learning

Last synced: 03 Jun 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/asccrs/estructura-de-datos

Respositorio utilizado para subr las praticas realizadas en la materia Estructura de datos

algorithms data-structures java

Last synced: 17 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/jabellard/hash

Open addressed, double hashed hash table.

algorithm algorithms c data-structure data-structures hash-table

Last synced: 04 Jun 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/leandrolimadeveloper/data_structures_and_algorithms

Algorithms and important things covered in the book Grokking Algorithms: An illustrated guide for programmers and other curious people (in Portuguese, Entendendo Algoritmos: Um Guia Ilustrado Para Programadores e Outros Curiosos – the version that I have) written by Aditya Y. Bhargava.

algorithms data-structures javascript python

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/infinitifall/skiplist

A skip list is a probabilistic data structure that is efficient, compact and concurrency friendly

c data-structures randomized-algorithm skiplist

Last synced: 04 Jun 2026

https://github.com/tsembp/epl231-groupassignment

Search Engine Implementation using TrieNode/TrieTree data structure

algorithms algorithms-and-data-structures data-structures hashing heaps java trie-tree

Last synced: 21 Apr 2026

https://github.com/chevyphillip/python-data-structures-practice

Educational Python repository for WGU MSSWEAIE program. Interactive Jupyter notebooks for data structures with ADHD-friendly exercises. 🌐 Live docs: https://chevyphillip.github.io/python-data-structures-practice/

adhd-friendly computer-science data-structures dependency-management dictionaries documentation education exercises github-pages jupyter-notebook learning lists practice python sets uv wgu

Last synced: 23 Apr 2026

https://github.com/iampavangandhi/chatlistcaching

💬 Chat list Caching Web App (using Linked List and Hashing)

data-structures hashing javascript linked-list lru-cache

Last synced: 06 Jun 2026

https://github.com/remykarem/advent-of-code-2020

Solution in Rust 🦀! With some pseudo-code in Python 🐍.

algorithms data-structures rust

Last synced: 06 Jun 2026

https://github.com/erykmika/datastructures

This repository contains my solutions to the tasks that I had to solve during the "Data structures and time complexity" classes.

data-structures politechnikawroclawska university-project

Last synced: 06 Jun 2026

https://github.com/skylar-lorena/python

An introductory course to Python. Learn Python from scratch with mini-exercises

beginner-code data-structures introduction-to-python python python3 pythonbasics pythontutorial

Last synced: 05 Jun 2026

https://github.com/sakapon/bang

A library of algorithms.

algorithms data-structures mathematics

Last synced: 25 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/yyolka/converter-app

Приложение переводит числа из 2-ой, 10-ой, 16-ой систем счисления из одной в другую

algorithms c cpp data-structures entrypoint oop oop-principles validation

Last synced: 25 Apr 2026

https://github.com/danilowskic/queue-initialisation

An app shows data structure called queue. Describes how it works and what it is based on.

data-structures data-visualization java-8 queue queue-simulation

Last synced: 26 Apr 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/aakash3279/my-leetcode-problems

This is a repository where coding solutions are provided which i solved in leetcode

algorithm data-structures java javascript leetcode-java leetcode-solutions sql

Last synced: 26 Apr 2026

https://github.com/htrmc/zig-concurrent-queue

Lock-free multi-producer multi-consumer concurrent queue for Zig. Block-based, zero-lock design.

concurrent-queue data-structures lock-free mpmc multi-producer-multi-consumer zig

Last synced: 27 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/mituskillologies/pcp-python-dec22

Python Training Session at Pimpri Chinchwad Polytechnic, Pune

class data-structures decision-making functions looping objects programming python python3

Last synced: 08 Jun 2026

https://github.com/ashref-dev/my-leetcode-solutions

Solutions to every Leetcode problem I do and upload

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

Last synced: 28 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 98 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