Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database.
🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.
SeekStorm: vector & lexical search - in-process library & multi-tenancy server, in Rust.
Vald. A Highly Scalable Distributed Vector Search Engine
Python client for Qdrant vector search engine
NucliaDB, The AI Search database for RAG