SDEverse

Collaborative Platform for Data Structures & Algorithms Learning

Overview • Features • Quick Start • Tech Stack • Contributing • Contributors

Overview

SDEverse is an open-source collaborative platform designed to help Software Development Engineers master Data Structures and Algorithms (DSA). Built with modern web technologies, it provides an interactive learning environment with comprehensive resources, community-driven content, and practical coding implementations.

Built for developers, students, competitive programmers, and anyone preparing for technical interviews.

Key Capabilities

Interactive Learning - Comprehensive DSA topics with visual explanations
Multi-Language Support - Code implementations in C++, Python, Java, and JavaScript
Community Contributions - User-driven content creation and review system
Real-time Discussions - Comment system for collaborative learning
Admin Dashboard - Content management and analytics
Responsive Design - Seamless experience across all devices
Modern UI/UX - Clean, intuitive interface with dark/light themes

Features

Learning & Content

Comprehensive Algorithm Library - Sorting, searching, graph algorithms, dynamic programming, and more
Data Structure Implementations - Arrays, linked lists, trees, graphs, heaps, hash tables, etc.
Multi-Language Code Samples - View implementations in your preferred programming language
Complexity Analysis - Time and space complexity for each algorithm and operation
Real-world Applications - Practical use cases and problem-solving examples
Visual Explanations - Step-by-step algorithm visualizations

Community & Collaboration

Proposal System - Submit new algorithms and data structures for community review
Comment Discussions - Engage with other learners on specific topics
User Profiles - Track contributions and learning progress
Review Workflow - Community-moderated content approval process
Feedback System - Help improve the platform with suggestions

Technical Features

Advanced Search - Find algorithms and data structures quickly
Category Organization - Content organized by type and difficulty
Responsive Design - Works perfectly on desktop, tablet, and mobile
Performance Optimized - Fast loading times and smooth interactions
SEO Friendly - Optimized for search engine discoverability

Administrative Tools

Content Management - Admin panel for managing algorithms and data structures
User Management - User roles and permissions system
Analytics Dashboard - Track platform usage and engagement
Notification System - Keep users informed about updates and activities

Tech Stack

Important for Contributors: Understanding our tech stack helps you get started quickly!

Frontend

Framework: React 19.1.0 with Vite
State Management: Redux Toolkit with RTK Query
Styling: Tailwind CSS 4.1.14
Animations: Framer Motion 12.23.22
Code Editor: Monaco Editor (VS Code editor)
Markdown: React Markdown with syntax highlighting
Math Rendering: KaTeX for mathematical expressions
Icons: Lucide React, React Icons
Charts: Recharts for data visualizations

Backend

Runtime: Node.js with Express.js 5.1.0
Database: MongoDB with Mongoose ODM
Authentication: JWT with bcryptjs
Validation: Express Validator
CORS: Cross-origin resource sharing
Environment: dotenv for configuration

Development Tools

Build Tool: Vite for fast development and building
Linting: ESLint for code quality
Package Manager: npm
Version Control: Git & GitHub
Deployment: Vercel (frontend), Railway/Heroku (backend)

Key Libraries

Library	Purpose	Version
`react`	Frontend framework	^19.1.0
`@reduxjs/toolkit`	State management	^2.9.0
`express`	Backend framework	^5.1.0
`mongoose`	MongoDB ODM	^8.19.1
`@monaco-editor/react`	Code editor	^4.7.0
`tailwindcss`	CSS framework	^4.1.14
`framer-motion`	Animations	^12.23.22
`react-markdown`	Markdown rendering	^10.1.0

Architecture Overview

                    ┌─────────────────────────────────────┐
                    │         React Frontend              │
                    │                                      │
                    │  ┌──────────────┐  ┌──────────────┐  │
                    │  │    Pages     │  │  Components  │  │
                    │  │              │  │              │  │
                    │  └──────┬───────┘  └──────┬───────┘  │
                    │         │                 │          │
                    │  ┌──────┴─────────────────┴───────┐  │
                    │  │       Redux Store (RTK)        │  │
                    │  └────────────────┬───────────────┘  │
                    └───────────────────┼──────────────────┘
                                        │
                                        │ REST API (HTTPS)
                                        │ JWT Authentication
                                        │
                    ┌───────────────────▼──────────────────┐
                    │      Express.js Backend              │
                    │                                      │
                    │  ┌────────────┐   ┌──────────────┐  │
                    │  │   Routes   │   │ Controllers  │  │
                    │  │            │──▶│              │  │
                    │  └────────────┘   └──────┬───────┘  │
                    │                          │          │
                    │  ┌────────────┐          │          │
                    │  │Middleware  │          │          │
                    │  │(Auth, CORS)│          │          │
                    │  └────────────┘          │          │
                    └─────────────────────────┼───────────┘
                                              │
                                              ▼
                              ┌─────────────────────────┐
                              │   MongoDB Database      │
                              │                         │
                              │  • Users                │
                              │  • Algorithms           │
                              │  • DataStructures       │
                              │  • Proposals            │
                              │  • Comments             │
                              │  • Notifications        │
                              │  • Feedback             │
                              └─────────────────────────┘

Quick Start

For Users

Visit the Live Platform 🌟

Visit SDEverse
Create an account or login
Explore algorithms and data structures
Join discussions and contribute content

For Developers

Prerequisites

Node.js (v18 or higher)
MongoDB (local or cloud instance)
Git

Backend Setup

# Clone repository
git clone https://github.com/Harshdev625/SDEverse.git
cd SDEverse/server

# Install dependencies
npm install

# Configure environment variables
cp .env.example .env
# Edit .env and set:
# - MONGO_URI=mongodb://localhost:27017/sdeverse
# - JWT_SECRET=your-secret-key
# - PORT=5000

# - CLOUDINARY_CLOUD_NAME=
# - CLOUDINARY_API_KEY=
# - CLOUDINARY_API_SECRET=

# Start development server
npm run dev

Frontend Setup

# Navigate to client directory
cd ../client

# Install dependencies
npm install

# Configure environment variables
cp .env.example .env
# Edit .env and set:
# - VITE_API_BASE_URL=http://localhost:5000/api

# Start development server
npm run dev

The application will be available at:

Frontend: http://localhost:5173
Backend: http://localhost:5000

📁 Project Structure

SDEverse/
├── client/                   # React frontend
│   ├── public/              # Static assets
│   ├── src/
│   │   ├── components/      # Reusable components
│   │   │   ├── code/        # Code display components
│   │   │   ├── forms/       # Form components
│   │   │   └── ui/          # UI components
│   │   ├── features/        # Redux slices & API
│   │   │   ├── algorithm/   # Algorithm management
│   │   │   ├── auth/        # Authentication
│   │   │   ├── user/        # User management
│   │   │   └── ...          # Other features
│   │   ├── pages/           # Page components
│   │   ├── utils/           # Utility functions
│   │   └── App.jsx          # Main app component
│   ├── package.json
│   └── vite.config.js       # Vite configuration
│
├── server/                  # Node.js backend
│   ├── controllers/         # Request handlers
│   ├── middleware/          # Express middleware
│   ├── models/              # MongoDB schemas
│   ├── routes/              # API routes
│   ├── utils/               # Utility functions
│   ├── server.js            # Server entry point
│   └── package.json
│
├── docs/                    # Documentation
├── .github/                 # GitHub templates & workflows
├── README.md               # This file
├── LICENSE                 # MIT license
├── CONTRIBUTING.md         # Contribution guidelines
└── CODE_OF_CONDUCT.md      # Community guidelines

📚 Documentation

🔌 API Endpoints

🔐 Authentication

POST /api/auth/register - Register new user
POST /api/auth/login - User login
GET /api/auth/profile - Get user profile
PUT /api/auth/profile - Update user profile

📊 Algorithms

GET /api/algorithms - Get all algorithms
GET /api/algorithms/:id - Get algorithm by ID
POST /api/algorithms - Create new algorithm (admin)
PUT /api/algorithms/:id - Update algorithm (admin)
DELETE /api/algorithms/:id - Delete algorithm (admin)

🏗️ Data Structures

GET /api/datastructures - Get all data structures
GET /api/datastructures/:id - Get data structure by ID
POST /api/datastructures - Create new data structure (admin)
PUT /api/datastructures/:id - Update data structure (admin)
DELETE /api/datastructures/:id - Delete data structure (admin)

📝 Proposals

GET /api/proposals - Get all proposals
POST /api/proposals - Submit new proposal
PUT /api/proposals/:id - Update proposal status
DELETE /api/proposals/:id - Delete proposal

💬 Comments

GET /api/comments/:type/:id - Get comments for content
POST /api/comments - Add new comment
DELETE /api/comments/:id - Delete comment

Contributing

We welcome contributions from the community! Here's how you can help make SDEverse better:

Quick Start

Fork the repository
Create your feature branch (git checkout -b feature/amazing-feature)
Make your changes and test thoroughly
Commit your changes (git commit -m 'Add amazing feature')
Push to the branch (git push origin feature/amazing-feature)
Open a Pull Request

Guidelines

Read CONTRIBUTING.md for detailed guidelines
Follow our Code of Conduct
Check existing issues before creating new ones
Include screenshots for UI changes
Test your changes locally
Write clear commit messages

Ways to Contribute

🐛 Bug fixes - Help us squash bugs
✨ New features - Add cool functionality
📚 Documentation - Improve guides and docs
🎨 UI/UX - Make it more beautiful and user-friendly
🧪 Testing - Help us maintain quality
📝 Content - Add new algorithms and data structures
🌐 Translations - Help make it accessible globally

Hacktoberfest

We're participating in Hacktoberfest 2025! Look for issues labeled:

hacktoberfest
good first issue
help wanted
beginner-friendly

Issue Labels

good first issue - Perfect for newcomers
bug - Something isn't working
enhancement - New feature or request
documentation - Improvements to docs
frontend - React/UI related
backend - Node.js/API related
help wanted - Extra attention needed

Security

Security is a top priority. Current measures:

Authentication: JWT-based secure authentication
Password Security: bcrypt hashing with salt
Input Validation: Comprehensive validation on all inputs
CORS: Properly configured cross-origin policies
Rate Limiting: Protection against abuse
SQL Injection: MongoDB ODM prevents injection attacks

Found a security issue? Please report it privately through our Security Policy.

Privacy

SDEverse respects your privacy:

Minimal Data Collection: Only necessary information
No Tracking: No third-party analytics or ads
User Control: Users control their data and contributions
Secure Storage: All data encrypted and securely stored
Transparent Policies: Clear privacy policy available

License

This project is licensed under the MIT License - see the LICENSE file for details.

Support

Documentation: This README + inline code comments
Issues: GitHub Issues
Discussions: GitHub Discussions

Acknowledgments

React Team - Amazing frontend framework
Express.js - Fast, unopinionated web framework
MongoDB - Flexible document database
Tailwind CSS - Utility-first CSS framework
Monaco Editor - VS Code editor for the web
All Contributors - Thank you for making this project better!

Contributors

Thanks to all the amazing people who have contributed to SDEverse:

Built with ❤️ by the open-source community

Report Bug • Request Feature • Star this repo ⭐

Name		Name	Last commit message	Last commit date
Latest commit History 401 Commits
.github		.github
client		client
server		server
.gitignore		.gitignore
CHANGELOG.md		CHANGELOG.md
CODE_OF_CONDUCT.md		CODE_OF_CONDUCT.md
CONTRIBUTING.md		CONTRIBUTING.md
LICENSE		LICENSE
README.md		README.md
SECURITY.md		SECURITY.md

License

Harshdev625/SDEverse

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SDEverse

Collaborative Platform for Data Structures & Algorithms Learning

Overview

Key Capabilities

Features

Learning & Content

Community & Collaboration

Technical Features

Administrative Tools

Tech Stack

Frontend

Backend

Development Tools

Key Libraries

Architecture Overview

Quick Start

For Users

For Developers

📁 Project Structure

📚 Documentation

🔌 API Endpoints

🔐 Authentication

📊 Algorithms

🏗️ Data Structures

📝 Proposals

💬 Comments

Contributing

Quick Start

Guidelines

Ways to Contribute

Hacktoberfest

Issue Labels

Security

Privacy

License

Support

Acknowledgments

Contributors

About

Topics

Resources

License

Code of conduct

Contributing

Security policy

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