What are the best alternatives to Weaviate?

The top alternatives to Weaviate are Supabase, Chroma MCP Server, Qdrant, ranked by real usage data on Unfragile.

Are there free alternatives to Weaviate?

Yes, 18 free alternatives to Weaviate exist, including Supabase, Chroma MCP Server, Qdrant.

20 alternatives ranked by real usage data. Weaviate scores 79/100 — 2 tools score higher.

Open-source vector DB — built-in vectorizers, hybrid search, GraphQL API, multi-tenancy.

20 alternatives

18 free options

2 score higher

Open-source Firebase alternative — Postgres + pgvector, auth, storage, edge functions, real-time.