Alternatives to Weaviate
6 alternatives found
Weaviate is an open-source vector database designed for AI-native applications, founded in 2019 by Bob van Luijt and Micha Kops in Amsterdam and backed by $67.5M in venture funding. Weaviate's distinguishing feature is its GraphQL-first API and built-in hybrid search — combining vector similarity search with traditional BM25 keyword search in a single query without external tooling.
LlamaIndex
RAG data framework — LlamaIndex uses Weaviate as a vector store backend, not a direct competitor
Pinecone
Managed-only vector DB — simpler ops, no self-hosting; less flexible than Weaviate's schema model
Chroma
Lightweight embedded vector store — easier to prototype with locally, less production-ready than Weaviate
Qdrant
Rust-based vector DB with payload filtering — comparable performance, different query model
Milvus
High-performance vector DB built for billion-scale — better at pure vector scale than Weaviate
pgvector
PostgreSQL vector extension — keeps vectors in your existing Postgres, simpler stack for smaller scale
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