PrivateGPT alternatives
6 rag tools in the same lane as PrivateGPT, ranked by editorial score.
AN
AnythingLLM
RAG · Multi-model
7.9
Open-source desktop and self-hosted app that turns your documents into a private chat-and-agent workspace.
Freemium· Basic: $50/monthly · Pro: $99/monthly · Enterprise: Contact Usdocument-chatprivate-rag
LC
Langchain-Chatchat
RAG · Multi-model (GLM-4, Qwen2, Llama 3, etc. via Xinference/Ollama/LocalAI/FastChat)
7.4
Self-hostable RAG and agent framework that wires LangChain to any local open-source LLM and a knowledge base.
Free· Apache-2.0 open source; self-hosted, infra costs onlyprivate-knowledge-baseoffline-rag
KO
Kotaemon
RAG · Multi-model (OpenAI, LlamaCPP, any OpenAI-compatible endpoint)
7.0
Open-source RAG UI for chatting with your own documents, locally or self-hosted.
Free· Free, open-source (MIT-style); self-hosted infrastructure costs onlydocument-qaprivate-rag
QU
Quivr
RAG · Multi-model (OpenAI, Anthropic, Mistral, Gemma)
8.4
Open-source RAG framework for building custom AI assistants over your own documents in a few lines of Python.
Free· Open source (pip install quivr-core); pay only for LLM/vector-store usagedocument-qacustom-knowledge-base
RA
RAGFlow
RAG · Multi-model
8.1
Open-source RAG engine with deep document parsing, hybrid search, and visual agent orchestration.
Freemium· Free tier; Starter $29/mo; Pro $129/mo; Enterprise customdocument-qaenterprise-search
DE
DeepSearcher
RAG · Multi-model (DeepSeek, OpenAI o1/o3-mini, Claude, Llama, others)
6.9
Open-source agentic RAG framework for private enterprise data, built by the Zilliz/Milvus team.
Free· Free, Apache 2.0; bring your own LLM and vector DB costsenterprise-ragagentic-search