Weaviate
Open source vector database
★ 4.3
Open-source vector database with hybrid search, auto-vectorization, and GraphQL API. Supports both self-hosted and managed cloud deployment.
Recursos
✓ Hybrid search (vector + BM25)
✓ Auto-vectorization with modules
✓ GraphQL and REST APIs
✓ Multi-tenancy support
✓ Generative search (RAG)
✓ Reranking modules
✓ Cross-references
✓ Backup and restore
✓ Kubernetes-native
Prós
- + Open source and self-hostable
- + Excellent hybrid search
- + Built-in vectorization modules
- + GraphQL API is powerful
- + Active community
Contras
- − Cloud trial is only 14 days
- − Steeper learning curve
- − More complex than Pinecone
- − Self-hosting requires ops work