Show HN: Vecdb – local-first hybrid vector database in Rust (HNSW and BM25)

Category: infrastructure

Tags: vector-database, hybrid-search, rust, hnsw, bm25, local-first

Score: 6.8/10 (Innovation: 6, Technical: 8, Documentation: 7, Utility: 6)

A local-first, open-source hybrid vector database written in Rust that combines HNSW dense vector search with BM25 sparse keyword search in a single binary. It offers a unique value proposition by providing a production-grade, self-hosted alternative to cloud-based vector databases with SQL-like queries and multiple SDKs.

Target audience: backend devs

Repository: https://github.com/zaydmulani09/vecdb · Rust

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