# Technology Stack

**Project:** Weekly Scheduler with Calendar Integration
**Researched:** Sat Jan 24 2026

## Recommended Stack

### Core Framework
| Technology | Version | Purpose | Why |
|------------|---------|---------|-----|
| React | 18.3+ | UI Library | Component-based architecture with hooks and context API |
| Next.js | 16+ | Server-side rendering and routing | Optimized for performance and SEO with modern features |
| TypeScript | 5.4+ | Type safety | Prevents runtime errors and improves developer experience |

### Database
| Technology | Version | Purpose | Why |
|------------|---------|---------|-----|
| localStorage | Native | Client-side storage | Fast, immediate access for local tasks |
| IndexedDB | Native | Alternative local storage | Better for larger datasets or complex queries |
| PostgreSQL | 15+ | Server-side storage (optional) | Robust relational database for user data |

### Infrastructure
| Technology | Version | Purpose | Why |
|------------|---------|---------|-----|
| Tailwind CSS | 3.4+ | Styling | Utility-first CSS framework for rapid UI development |
| TanStack Query | 5.0+ | Data fetching | Efficient server state management and caching |
| Jotai | 2.0+ | State management | Fine-grained state management for React applications |

### Supporting Libraries
| Library | Version | Purpose | When to Use |
|---------|---------|---------|-------------|
| date-fns | 3.6+ | Date manipulation | For date formatting and calculations |
| React Hook Form | 7.50+ | Form handling | For robust form validation and management |
| React DnD | 16.0+ | Drag and drop | For intuitive task reordering |
| clsx | 2.1+ | Conditional class names | For cleaner conditional styling |
| zod | 3.22+ | Schema validation | For runtime validation of data structures |

## Alternatives Considered

| Category | Recommended | Alternative | Why Not |
|----------|-------------|-------------|---------|
| Frontend Framework | React + Next.js | Vue.js | React ecosystem is more mature for this use case |
| State Management | Jotai | Redux | Jotai offers better performance for simpler state needs |
| Database | localStorage/IndexedDB | Firebase | More complexity for simple local-first approach |
| Styling | Tailwind CSS | Styled Components | Tailwind offers faster prototyping and consistency |

## Installation

```bash
# Core
npm install react react-dom next typescript @types/react @types/node

# Styling
npm install tailwindcss postcss autoprefixer
npx tailwindcss init -p

# State Management
npm install jotai

# Data Handling
npm install date-fns react-hook-form tanstack-react-query

# Optional: For drag and drop
npm install @hello-pangea/dnd

# For validation
npm install zod
```

## Sources

- Modern React development patterns (2025)
- Next.js 16+ best practices
- Community adoption statistics for frontend tools