PDF Translation Tool

A minimal PDF translation MVP built with Next.js 15, Tailwind CSS, and TypeScript. This application allows users to upload PDF files (up to 5 pages) and translate the content from English to Indonesian using OpenRouter AI API.

Features

• PDF Upload: Drag-and-drop file upload with validation
• Page Limit: Maximum 5 pages per PDF
• Side by Side Preview: Original PDF and translated text displayed together
• Page Navigation: Navigate through pages with synchronized view
• Progress Tracking: Real-time translation progress indicator
• Responsive Design: Works on desktop and mobile devices

Tech Stack

• Next.js 15 (App Router)
• TypeScript
• Tailwind CSS
• PDF.js (for PDF rendering and text extraction)
• OpenRouter AI API (for translation)

Environment Variables

OPENROUTER_API_URL=
OPENROUTER_API_KEY=
OPENROUTER_MODEL=

Limitations

• Maximum 5 pages per PDF
• PDF files only
• English to Indonesian translation only
• Requires internet connection for translation

Screenshot

Screenshot 1

Screenshot 2