PDF Summarizer

A full-stack application that generates concise summaries from PDF documents using AI, with support for both English and Bahasa Indonesia.

Features

📄 PDF upload and preview
🔍 Selective page range summarization
🌐 Bilingual support (English and Bahasa Indonesia)
⚡ Real-time PDF preview
📝 Customizable summary length (minimum paragraphs)
🎯 Precise summarization using GPT-4
🔄 Multi-step summarization process for better coherence

Demo

Summary in English

Summary in Bahasa Indonesia

Tech Stack

Frontend

React 18 with TypeScript
Vite for build tooling
CSS Modules for styling
Modern ES2020+ features

Backend

Node.js with Express
TypeScript for type safety
OpenAI API for GPT-4 integration
PDF processing libraries (pdf-lib, pdf-parse)
Multer for file uploads

Getting Started

Prerequisites

Node.js 18 or higher
OpenAI API key
npm or yarn

Installation

Clone the repository
Install dependencies by running npm i at both frontend and backend directory
Create a .env file in the backend directory, follow the contents of .env.example
Start the development servers by running npm run dev at both frontend and backend directory