🐦 Milvus is a high-performance vector database built for scale. It powers AI applications by efficiently organizing and searching vast amounts of unstructured data, such as text, images, and multi-modal …

Vector Search Engine for the next generation of AI applications Qdrant (read: quadrant) is a vector similarity search engine and vector database. It provides a production-ready service with a …

Faiss is a library for efficient similarity search and clustering of dense vectors. It contains algorithms that search in sets of vectors of any size, up to ones that possibly do not fit in RAM. It also contains …

Open-source vector similarity search for Postgres. Contribute to pgvector/pgvector development by creating an account on GitHub.

Search infrastructure for AI. Contribute to chroma-core/chroma development by creating an account on GitHub.

Weaviate is an open-source, cloud-native vector database that stores both objects and vectors, enabling semantic search at scale. It combines vector similarity search with keyword filtering, retrieval …

Dec 30, 2025 · Zvec is an open-source, in-process vector database — lightweight, lightning-fast, and designed to embed directly into applications. Battle-tested within Alibaba Group, it delivers …

The OpenViking Solution OpenViking is an open-source Context Database designed specifically for AI Agents. We aim to define a minimalist context interaction paradigm for Agents, allowing developers …

PageIndex anchors a growing open-source ecosystem of long-context AI infra — OpenKB is an LLM knowledge base that compiles documents into an interlinked wiki. ChatIndex provides tree indexing …

ChromaDB is a Vector Database that can be deployed locally or on a server using Docker and will offer a hosted solution shortly. Deep Lake is a serverless Vector Store deployed on the user’s own cloud, …