# Vector databases

9 apps ranked by verified data.
Source: https://altcatalog.com/category/vector-databases/

## Apps

- [Chroma](https://altcatalog.com/alternatives/chroma.md) — Open-source embedding database for AI apps
- [LanceDB](https://altcatalog.com/alternatives/lancedb.md) — Open-source serverless vector database
- [Milvus](https://altcatalog.com/alternatives/milvus.md) — Open-source vector database built for scale
- [pgvector](https://altcatalog.com/alternatives/pgvector.md) — Open-source vector similarity search for Postgres
- [Pinecone](https://altcatalog.com/alternatives/pinecone.md) — Managed serverless vector database for AI applications
- [Qdrant](https://altcatalog.com/alternatives/qdrant.md) — Open-source vector search engine written in Rust
- [turbopuffer](https://altcatalog.com/alternatives/turbopuffer.md) — Serverless vector and full-text search on object storage
- [Vespa](https://altcatalog.com/alternatives/vespa.md) — Open-source engine for search, recommendation and vector serving
- [Weaviate](https://altcatalog.com/alternatives/weaviate.md) — Open-source AI-native vector database

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Ranked by verified data, never by who paid. https://altcatalog.com/trust/