n8n-nodes-query-retriever-rerank
Advanced n8n community node for intelligent document retrieval with multi-step reasoning, reranking, and comprehensive debugging
n8n-nodes-neo4j
n8n node for Neo4j with LangChain integration, supporting vector stores and graph operations
contrag
Advanced RAG integration library with intelligent user preference tracking, runtime schema introspection, dynamic entity graph building, and comprehensive debugging tools for MongoDB, PostgreSQL, and vector stores