Pathway alternatives
6 rag tools in the same lane as Pathway, ranked by editorial score.
LL
LlamaIndex
FeaturedRAG · BYO (Claude / GPT / open)
8.7
Data framework for connecting LLMs to your data.
Freemium· Free open-source; LlamaCloud paidRAGdata ingestion
RB
RAGs by LlamaIndex
RAG · Multi-model (OpenAI, Anthropic, Replicate, HuggingFace)
7.0
Open-source Streamlit app that builds a custom RAG pipeline from a natural-language brief.
Free· Free, MIT-licensed; bring your own model/API keysnatural-language-rag-builderdocument-qa
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
UL
UltraRAG
RAG · Multi-model (MiniCPM-Embedding-Light, AgentCPM-Report, BYO LLM)
7.1
Low-code, YAML-driven RAG pipeline orchestrator with a visual UI for building and demoing retrieval systems.
Free· Open source; self-hostedrag-pipelinesknowledge-base-qa
HA
Haystack
RAG · Multi-model
6.9
Open-source Python framework from deepset for building production RAG pipelines and LLM agents.
Freemium· Open-source free; deepset Enterprise Support and AI Platform via salesragagents
FE
Feast
RAG
8.2
Open-source feature store that serves consistent features to ML training and online inference, with RAG vector search built in.
Free· Free, open source (Apache 2.0); self-hostedfeature-storerag-retrieval