Weaviate
Open-source vector DB with hybrid search and modules.
Weaviate is an open-source vector database with strong hybrid search (BM25 + vector), modular vectorizers, and a clean GraphQL/REST API. Can be self-hosted or used as a cloud service.
Pros
- ✅ Hybrid search built in
- ✅ Self-host or cloud
- ✅ Module ecosystem
Cons
- ⚠️ More ops than Pinecone if self-hosted
- ⚠️ Smaller community
Use cases
self-hosted RAGhybrid search
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