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ScriptsMar 31, 2026·2 min de lectura

Kotaemon — Open-Source RAG Document Chat

Clean, open-source RAG tool for chatting with your documents. Supports PDF, DOCX, web pages. Multi-model, citation, and multi-user. Self-hostable. 25K+ stars.

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Introducción

Kotaemon is a clean, open-source RAG-based tool for chatting with your documents. Upload PDFs, DOCX, or web pages, and ask questions with accurate, cited answers. Features a polished Gradio UI, multi-model support (OpenAI, Anthropic, Ollama), multi-user accounts, and advanced RAG pipelines including hybrid search and re-ranking. 25,000+ GitHub stars, Apache 2.0.

Best for: Teams and individuals who want a private, self-hosted document Q&A tool with citations Works with: OpenAI, Anthropic, Google, Ollama, Azure, any OpenAI-compatible API

Key Features

Document Chat with Citations

Ask questions, get answers with exact page/paragraph citations pointing back to source documents.

Multi-Format Support

PDF, DOCX, TXT, Markdown, HTML, web pages. Handles tables, images, and complex layouts.

Advanced RAG Pipeline

  • Hybrid search (semantic + keyword)
  • Re-ranking for precision
  • Multi-vector retrieval
  • GraphRAG for complex reasoning

Multi-Model

Switch between OpenAI, Anthropic, Google, Ollama (local), and Azure. Compare answers across models.

Multi-User

User accounts with separate document collections and conversation histories.

Self-Hosted

Full Docker deployment. Your documents never leave your infrastructure.

FAQ

Q: What is Kotaemon? A: An open-source RAG tool for chatting with documents. Upload PDFs/DOCX, get cited answers. Multi-model, multi-user, self-hostable. 25K+ stars.

Q: How is Kotaemon different from AnythingLLM? A: Kotaemon focuses specifically on document Q&A with advanced RAG (hybrid search, re-ranking, GraphRAG). AnythingLLM is broader with agents, plugins, and general chat.

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Fuente y agradecimientos

Created by Cinnamon. Licensed under Apache 2.0. Cinnamon/kotaemon — 25,000+ GitHub stars

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