# pgvector

> Vector similarity search for PostgreSQL

- Category: [Vector & Search](https://ailandscape.org/category/vector-search) › Vector Databases
- Homepage: https://github.com/pgvector/pgvector
- Repository: https://github.com/pgvector/pgvector
- Tags: vector-db, postgresql, oss
- Added to the landscape: 2026-03-18

## Similar tools in Vector Databases

- [Chroma](https://ailandscape.org/tool/chroma): AI-native open-source embedding database
- [Milvus](https://ailandscape.org/tool/milvus): Open-source vector database built for AI
- [Pinecone](https://ailandscape.org/tool/pinecone): Managed vector database for ML applications
- [Qdrant](https://ailandscape.org/tool/qdrant): Vector similarity search engine
- [Weaviate](https://ailandscape.org/tool/weaviate): Open-source vector database with ML integrations

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Part of [AI Landscape](https://ailandscape.org), an open map of the AI ecosystem. Web page: https://ailandscape.org/tool/pgvector · Index for AI assistants: https://ailandscape.org/llms.txt