Web Applications
Full-featured web applications demonstrating production-ready development with database integration, authentication, and real-time features.
📋 Overview
Web application projects showcase:
- Full-Stack Development - Frontend + Backend integration
- Database Integration - PostgreSQL, MongoDB, Supabase
- User Authentication - Login, signup, password reset
- Real-Time Features - Live updates, WebSockets
- Payment Processing - Stripe, Lemon Squeezy
- API Development - REST and GraphQL APIs
- File Uploads - Image handling, document storage
🎯 Projects List
09-12: AI-Powered Applications
09 - AI Chat Application
Tech Stack: Next.js, OpenAI API, Supabase, Tailwind CSS
Real-time AI chatbot with:
- GPT-4 integration
- Conversation history
- Custom system prompts
- Streaming responses
- User authentication
Live Demo: Available in showcase
10 - AI Content Generator
Tech Stack: React, Python, FastAPI, PostgreSQL
Content generation platform featuring:
- Blog post generation
- Social media content
- Email templates
- Image generation (DALL-E)
- Export to PDF/Word
11 - AI Code Assistant
Tech Stack: Next.js, Anthropic Claude, Prisma
Developer tool for:
- Code explanation
- Bug detection
- Code refactoring
- Documentation generation
- Multi-language support
12 - AI Image Editor
Tech Stack: React, Stable Diffusion, Cloudinary
Image editing with AI:
- Text-to-image generation
- Image-to-image transformation
- Inpainting and outpainting
- Style transfer
- Batch processing
13-16: E-Commerce & Marketplaces
13 - E-Commerce Store
Tech Stack: Next.js, Stripe, Supabase, Prisma
Full e-commerce platform:
- Product catalog
- Shopping cart
- Stripe checkout
- Order management
- Admin dashboard
- Inventory tracking
14 - Digital Marketplace
Tech Stack: React, Node.js, MongoDB, Stripe
Multi-vendor marketplace:
- User stores
- Product listings
- Vendor dashboard
- Commission system
- Reviews and ratings
- Search and filters
15 - Subscription Platform
Tech Stack: Next.js, Stripe, PostgreSQL
SaaS subscription management:
- Tiered pricing
- Usage-based billing
- Trial periods
- Invoice generation
- Customer portal
- Cancel/pause subscription
16 - Booking System
Tech Stack: Vue.js, Express, MySQL
Appointment scheduling:
- Calendar integration
- Time slot management
- Payment processing
- Email notifications
- Zoom/Google Meet integration
- SMS reminders
17-20: Social & Communication
17 - Real-Time Chat
Tech Stack: Next.js, Pusher, Supabase
Live chat application:
- One-on-one messaging
- Group chats
- Typing indicators
- Read receipts
- File sharing
- Online status
18 - Social Network
Tech Stack: React, GraphQL, PostgreSQL
Social media platform:
- User profiles
- Posts and feeds
- Follow system
- Like and comment
- Notifications
- Hashtags
19 - Forum/Discussion Board
Tech Stack: Next.js, Prisma, PostgreSQL
Community forum with:
- Categories and threads
- Rich text editor
- Voting system
- User reputation
- Moderation tools
- Search functionality
20 - Video Conferencing
Tech Stack: React, WebRTC, Twilio
Video meeting platform:
- One-on-one calls
- Group meetings
- Screen sharing
- Chat during call
- Recording
- Calendar integration
21-24: Productivity & Business
21 - Project Management
Tech Stack: Next.js, TypeScript, Prisma
Task management app:
- Kanban boards
- Task assignments
- Due dates and reminders
- Progress tracking
- Team collaboration
- File attachments
22 - CRM System
Tech Stack: React, Node.js, MongoDB
Customer management:
- Contact database
- Deal pipeline
- Activity tracking
- Email integration
- Sales forecasting
- Reporting dashboards
23 - Documentation Platform
Tech Stack: Next.js, MDX, Notion API
Knowledge base:
- Rich text editing
- Markdown support
- Version history
- Search functionality
- Team collaboration
- Custom domains
24 - Analytics Dashboard
Tech Stack: React, Recharts, PostgreSQL
Data analytics platform:
- Custom dashboards
- Real-time metrics
- Data visualization
- Export reports
- Scheduled emails
- Multi-user support
🛠️ Core Features by Category
AI Applications
- LLM Integration - OpenAI, Anthropic, HuggingFace
- Streaming Responses - Real-time generation
- Prompt Engineering - Custom system prompts
- Context Management - Conversation history
- Cost Tracking - Token usage monitoring
E-Commerce
- Product Management - CRUD operations
- Cart System - Add/remove/update items
- Checkout Flow - Stripe integration
- Order Processing - Status tracking
- Admin Panel - Manage products and orders
- Email Notifications - Order confirmations
Social Apps
- User Profiles - Customizable profiles
- Real-Time Updates - WebSockets/Pusher
- Notifications - In-app and email
- Content Moderation - Flag and review
- Search & Filters - Find content easily
- Privacy Controls - Public/private posts
Productivity
- Task Management - Create, assign, complete
- Dashboards - Visual data representation
- Reporting - Generate insights
- Collaboration - Team features
- Integrations - Calendar, email, storage
- Mobile Responsive - Work from any device
🎨 Common UI Patterns
Layout Components
- Navigation - Sidebar, top nav, breadcrumbs
- Data Tables - Sortable, filterable, paginated
- Forms - Multi-step, validation, file upload
- Modals - Confirmation, editing, details
- Notifications - Toast, alerts, badges
User Interactions
- Infinite Scroll - Load more content
- Drag & Drop - Kanban, file upload
- Real-Time Updates - Live data sync
- Search Autocomplete - Smart suggestions
- Keyboard Shortcuts - Power user features
🔐 Authentication & Authorization
Authentication Methods
- Email/Password - Traditional auth
- Magic Links - Passwordless login
- OAuth - Google, GitHub, Twitter
- Multi-Factor - 2FA, SMS codes
- Session Management - JWT, refresh tokens
Authorization Patterns
- Role-Based - Admin, user, moderator
- Permission-Based - Granular controls
- Row-Level Security - Database-level
- API Protection - Rate limiting, CORS
💾 Database Design
Common Patterns
- User Management - Profiles, preferences
- Relationships - One-to-many, many-to-many
- Soft Deletes - Preserve data history
- Timestamps - Created/updated at
- Indexes - Query optimization
- Migrations - Version-controlled schema
ORM Usage
- Prisma - Type-safe queries
- Drizzle - Lightweight ORM
- Mongoose - MongoDB ODM
- SQL - Raw queries when needed
🚀 Deployment Architecture
Frontend
- Static Export - For simple apps
- Server-Side Rendering - SEO friendly
- Edge Functions - Global performance
- CDN Delivery - Fast asset loading
Backend
- Serverless - AWS Lambda, Vercel Functions
- Containers - Docker, Kubernetes
- Managed Services - Supabase, Firebase
- API Gateway - Route management
📊 Tech Stack Summary
| Technology | Usage | Projects |
|---|---|---|
| Next.js | Full-Stack | 10 projects |
| React | Frontend | 14 projects |
| Node.js | Backend | 12 projects |
| PostgreSQL | Database | 10 projects |
| MongoDB | NoSQL | 4 projects |
| Supabase | Backend-as-a-Service | 8 projects |
| Stripe | Payments | 6 projects |
| Prisma | ORM | 8 projects |
📚 What You'll Learn
Building these web apps teaches you:
- Full-Stack Architecture - Frontend to backend integration
- Database Design - Schema planning and optimization
- API Development - RESTful and GraphQL APIs
- Authentication - Implement secure auth flows
- Real-Time Features - WebSockets and live updates
- Payment Processing - Integrate Stripe/Lemon Squeezy
- File Handling - Uploads, storage, optimization
- Testing - Unit, integration, E2E tests
- Deployment - CI/CD, monitoring, scaling
🔧 Setup & Run
# Clone any web app project
git clone [repository-url]
# Install dependencies
npm install
# Set up environment variables
cp .env.example .env.local
# Add your API keys
# DATABASE_URL=
# STRIPE_SECRET_KEY=
# OPENAI_API_KEY=
# Run database migrations (if applicable)
npm run db:migrate
# Start development server
npm run dev🌟 Production Considerations
- Error Handling - Graceful failures
- Logging - Track issues
- Monitoring - Performance metrics
- Analytics - User behavior
- SEO - Search optimization
- Accessibility - WCAG compliance
- Security - XSS, CSRF protection
- Scaling - Handle growth
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