Show HN: Helixdb – Open-source vector-graph database for AI applications (Rust)
Published on: 2025-07-12 12:26:38
HelixDB
HelixDB is a Rust written, open-source, graph-vector database built for RAG and AI applications.
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Overview
HelixDB is a high-performance graph-vector database designed with a focus on developer experience and performance. Built in Rust and powered by LMDB as its storage engine, it combines the reliability of a proven storage layer with modern features tailored for AI and vector-based applications.
We are currently using LMDB via Heed3, a rust wrapper built by the amazing team over at Meilisearch.
Key Features
Fast & Efficient : Built for performance we're currently 1000x faster than Neo4j, 100x faster than TigerGraph and on par with Qdrant for vectors.
: Built for performance we're currently 1000x faster than Neo4j, 100x faster than TigerGraph and on par with Qdrant for vectors. RAG-First : Native support for graph and vector data types, making it ideal for RAG (Retrieval Augmented Generation) and AI applications
: Native support for graph and vector data t
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