Documents & Knowledge
Process documents, chat with your data
13 tools in this category
AgentOps
Python • MIT
Developer platform for AI agents
AnythingLLM
JavaScript/Node.js • MIT
Chat with any document — upload PDFs, wikis, code repos and get AI answers
AppFlowy
Rust/Flutter • AGPL-3.0
Open-source Notion alternative with AI integration — self-hosted docs, wikis, and project management
Chatwoot
Ruby • MIT
Open-source customer support with AI chat
DocSearch
TypeScript • MIT
AI-powered documentation search — drop-in search for your docs with AI understanding
FastGPT
TypeScript/Python • Apache-2.0
Make LLMs answer questions based on your own knowledge base with visual workflow builder
Haystack
Python • Apache-2.0
Build production RAG pipelines — LLM framework by deepset for enterprise-grade applications
Khoj
Python • AGPL-3.0
Your AI second brain — self-hostable, private, answers from web or your personal notes
PaddleOCR
Python • Apache-2.0
Turn any PDF or image into structured data — multilingual OCR that actually works
PDFMathTranslate
Python • AGPL-3.0
Translate scientific PDFs while preserving formulas, tables, and layout
Quivr
Python/TypeScript • MIT
Your AI second brain — upload documents, chat with your data, integrate with all your tools
RAGFlow
Python/TypeScript • MIT
Leading open-source RAG engine with deep document understanding and visual RAG
SuperAGENT
Python • MIT
Autonomous AI agent framework