Vacation Time Optimizer

GitHub Repo | Updated: July 6, 2025

A sophisticated React-based vacation planning application that helps users maximize their time off by finding optimal vacation periods around holidays. Features smart recommendations, international holiday support, and seamless calendar integration.

Technologies: React 18, TypeScript, Tailwind CSS, Vite, Lucide React Icons

License: Apache License 2.0

Role: Creator and Full-Stack Developer

Key Features:

  • Smart Vacation Planning: AI-powered recommendations with efficiency scoring system
  • Multiple Calendar Views: Month, Quarter, and Year views with touch navigation
  • International Holiday Support: Built-in support for 7+ countries (US, Canada, UK, Germany, France, Japan, Australia)
  • Calendar Export: iCal file downloads and direct integration with Google Calendar & Outlook
  • Mobile-First Design: Responsive layout with touch gestures and collapsible sections
  • Real-Time Recommendations: Dynamic vacation suggestions based on available days and target length
  • Visual Holiday Tracking: Color-coded weekends, holidays, and vacation periods
  • Progressive Enhancement: Core functionality works on all devices with enhanced features on larger screens

Technical Highlights:

  • Advanced State Management: Complex React hooks for calendar navigation and vacation planning
  • Performance Optimization: Efficient date calculations and rendering for large calendar views
  • Accessibility Focus: ARIA labels, keyboard navigation, and screen reader support
  • TypeScript Excellence: Comprehensive type safety with custom interfaces and enums
  • Modern Build Tools: Vite for fast development and optimized production builds

Smart Features:

  • Efficiency Scoring: Shows total days off achieved per vacation day used
  • Automatic View Switching: Intelligently switches between month/quarter/year based on vacation length
  • Holiday Integration: Automatically factors in government and company holidays
  • Export Functionality: Generate .ics files compatible with all major calendar applications

Supported Countries:

  • United States (Federal holidays)
  • Canada (Provincial variations)
  • United Kingdom (Bank holidays)
  • Germany (National holidays)
  • France (Public holidays)
  • Japan (National holidays)
  • Australia (Public holidays)

Use Cases:

  • Personal vacation optimization
  • Team vacation coordination
  • Holiday period planning
  • Work-life balance improvement