Best Open Source Vector Databases

Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub-1ms queries.

Blend full-text and semantic search for unlimited queries across 300 global locations. Get precise answers and matches at a flat rate, no matter your search volume.

Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

Qdrant is an open-source vector database that provides high-performance similarity search for AI and machine learning applications.

Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.

Open-source vector database designed for building powerful, production-ready AI applications with hybrid search capabilities and flexible deployment options.

Deep Lake is an open-source database for storing, querying and managing complex AI data like images, audio, and embeddings.