Milvus

Distributed open-source vector database built for billion-scale collections.

Why it's indexed

Separated storage and compute is what lets vector search scale past a single node.

Editorial judgment, not a measurement — see our methodology. Listing is never paid for.

Pricing is shown as a model, not a rate. Published rates change without notice — check the vendor's own page before budgeting.

Fully managed vector database with no index infrastructure to operate.

Open-source vector database in Rust, with rich payload filtering.

Open-source vector database with built-in hybrid search and vectorizer modules.