pgvector vs Weaviate
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| Field | P pgvectorVector similarity search as a Postgres extension — embeddings without a new database. | W WeaviateVector database with hybrid search and modular vectorizers. |
|---|---|---|
| Fit. | ||
| Platforms· | Linux, macOS, Windows, Docker | Linux, Docker |
| Docker | Yes | Yes |
| Commercial | yes | yes |
| Catalog. | ||
| Category | Vector databases | Vector databases |
| License· | Other | BSD 3-Clause |
| Language· | C | Go |
| Jobs· | vector database, embedding store, similarity search | vector database, hybrid search, embedding store |
| Activity. | ||
| Stars· | 23k | 15k |
| Last commit· | Sep 10, 2026 | Sep 6, 2026 |
| Last release· | — | Aug 25, 2026 |
| Links | ProjectGitHubGuide | ProjectGitHubGuide |