Document Chat

Transform documents into intelligent conversations with AI. Open-source document chat platform with semantic search, RAG (Retrieval Augmented Generation), and multi-provider AI support (OpenRouter, OpenAI, ImageRouter).

🌐 Test it out: https://document-chat-system.vercel.app

💻 GitHub Repo: https://github.com/watat83/document-chat-system

🎥 Watch Video Explainer: https://youtu.be/P42nlCmicVM?si=maIjXVxaKWkvevn9

Overview
Document Chat System is a full-stack, production-ready application that combines intelligent document management with AI-powered conversations. Upload documents in multiple formats, automatically process and index them, then have natural language conversations about your content using advanced AI models.

Key Features

🆓 100% Free & Open Source – MIT licensed. Deploy your own instance, modify as needed, or monetize as a SaaS.

🤖 Multi-Provider AI – Supports OpenRouter (100+ models), OpenAI, Anthropic, and ImageRouter. Uses gpt-4o-mini by default for cost-effective responses.

📄 Full Document Support – PDFs, DOCX, TXT, images with OCR, and more. Automatic text extraction and intelligent processing.

🔍 Semantic Search – Vector search with Pinecone or pgvector finds relevant content beyond simple keyword matching.

👥 Multi-Tenant Ready – Built-in organization isolation with complete data separation between users/organizations.

💳 Optional SaaS Billing – Integrated Stripe billing system with customizable pricing plans for monetization.

⚡ Background Processing – Inngest handles document processing, vectorization, and AI analysis asynchronously.

🎨 Modern UI – Beautiful, responsive interface with dark mode built using shadcn/ui and Tailwind CSS.

🔐 Enterprise Security – AES-256 encryption, Row-Level Security (RLS), and Clerk authentication.

🐳 Production Ready – Dockerfile included, deploy to Vercel/Railway/Render in minutes with one-click setup.

Features

📁 Document Management
Multi-Format Support: PDF, DOCX, TXT, MD, images, and more formats will be supported soon
Intelligent Processing: Automatic text extraction, OCR, metadata analysis
Folder Organization: Hierarchical folder structure with drag-and-drop
Batch Operations: Upload and process multiple files simultaneously
Real-Time Progress: Live updates on document processing status

🤖 AI-Powered Chat
Multiple AI Providers: