LectureLens

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  Landing Page

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  Features

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  Session

✨ Features

🎤 Intelligent Audio Recording

• Browser-based audio recording using Web Audio API
• Real-time recording timer
• Automatic audio format conversion for API compatibility
• Support for multiple audio formats (WebM, MP3, WAV, OGG)

🤖 AI-Powered Analysis

• Audio Transcription: Convert lecture audio to text using Gemini AI
• Smart Summaries: Generate concise, well-structured explanations (200-400 words)
• Key Concepts Extraction: Automatically identify and explain important topics
• Plain Text Output: Clean, readable content without markdown formatting

📝 Adaptive Quiz System

• Three Difficulty Levels:
  • Easy: Foundational facts and basic concepts
  • Medium: Application and understanding of concepts
  • Hard: Deep theoretical knowledge and complex analysis
• Dynamic question generation based on lecture content
• Real-time scoring and progress tracking
• Interactive quiz interface with instant feedback

📊 Dashboard & Analytics

• Main Dashboard: Record new lectures and view recent successes
• Recent Lectures: Browse past recordings with mastery indicators
• Study Materials: Organize and access all your learning resources
• Analytics: Track study hours, mastery level, and quiz performance

🎨 Modern UI/UX

• Responsive design for all devices
• Dark mode support (via next-themes)
• Smooth animations and transitions
• Accessible components built with Radix UI
• Clean, minimalist interface

🛠 Tech Stack

Core Framework

• Next.js 16.0.10 - React framework with static export
• React 19.2.0 - UI library
• TypeScript 5.0 - Type safety

Styling

• Tailwind CSS 4.1.9 - Utility-first CSS framework
• Radix UI - Accessible component primitives
• Lucide React - Icon library
• next-themes - Dark mode support

AI Integration

• @google/generative-ai 0.24.1 - Google Gemini API client
• Gemini Flash Latest - AI model for transcription and content generation

Additional Libraries

• Sonner - Toast notifications
• React Hook Form - Form management
• Zod - Schema validation
• date-fns - Date utilities
• Recharts - Data visualization (for future analytics)

Built With

• gemini