nearest-neighbor-search

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

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/

Open-source vector similarity search for Postgres

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​.

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.

Statistical Machine Intelligence & Learning Engine

mlpack: a fast, header-only C++ machine learning library

The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.

Represent, send, store and search multimodal data

Scalable, Low-latency and Hybrid-enabled Vector Search in Postgres. Revolutionize Vector Search, not Database.

Nearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data

Vector search engine inside Milvus, integrating FAISS, HNSW, DiskANN.

An easy to use Neural Search Engine. Index latent vectors along with JSON metadata and do efficient k-NN search.

A curated list of awesome works related to high dimensional structure/vector search & database

An official lightweight library for the RaBitQ algorithm and its applications in vector search.

High performance embedded vector database

pgvector for PostgreSQL Windows (native compiled in Microsoft Windows environment)

GGNN: State of the Art Graph-based GPU Nearest Neighbor Search

Timescale Vector Cookbook. A collection of recipes to build applications with LLMs using PostgreSQL and Timescale Vector.