Open-source search engine with typo-tolerant search and vector search capabilities.
Lightning-fast search engine supporting vectors, full-text, and faceted search.
Open-source free, cloud plans.
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ClickHouse
ClickHouse is a columnar OLAP database with vector indexes (ANN via AMM, brute-force), supporting SQL queries over vectors + structured data at petabyte scale. Excels in aggregations with vectors. For analytics workloads with embeddings; faster ingestion than Postgres pgvector for big data.
ArcadeDB
Open-source multi-model database with native vector embedding support alongside graph, document, and more.
Cottontail DB
Cottontail DB is a column store aimed at multimedia retrieval, allowing classical boolean as well as vector-space retrieval (nearest neighbour search) using a unified data and query model.
Epsilla
Open-source vector database designed for high performance similarity search and AI/ML workloads.
Infinity
High-performance vector database with SQL support.
Meilisearch
Open-source search engine with support for vector and hybrid search for fast semantic retrieval.
