Open-source graph-enhanced vector database built in Rust enabling hybrid graph+vector search for KG-RAG applications. Supports graph queries for knowledge graph traversal combined with vector similarity search. Unlike pure vector databases, it natively models relationships for multi-hop reasoning and connected data retrieval.
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HelixDB
Graph-vector database in Rust for RAG and AI apps.
Vs pure vector DBs: Built-in graph capabilities for relationship traversal.
Free open-source.
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