arcadedb vs weaviate

Common questions

What is the difference between arcadedb and weaviate?

arcadedb: ArcadeDB Multi-Model Database supports Vector Embeddings. weaviate: An open-source vector database for vector search and structured filtering. See the comparison table for live GitHub stats and shared categories.

When should I choose arcadedb over weaviate?

Choose arcadedb over weaviate when arcadedb is primarily Java; weaviate is Go; License: arcadedb is Apache-2.0, weaviate is Other; Weaviate is an open-source vector database which provides scalable semantic search, similar to ArcadeDB's capabilities but focusing exclusively on vector and graph models; Tags unique to arcadedb: arcadedb, database, dbms, distributed; When building systems that need to support SQL, Cypher, Gremlin, HTTP/JSON, MongoDB, or Redis interfaces simultaneously.

When should I choose weaviate over arcadedb?

Choose weaviate over arcadedb when weaviate is primarily Go; arcadedb is Java; License: weaviate is Other, arcadedb is Apache-2.0; Weaviate is an open-source vector database which provides scalable semantic search, similar to ArcadeDB's capabilities but focusing exclusively on vector and graph models; Tags unique to weaviate: approximate-nearest-neighbor-search, grpc, hnsw, hybrid-search; Also covers Data & Retrieval; When you need a vector database that supports both vector search and structured filtering, as Weaviate uniquely combines these capabilities.

When should I avoid arcadedb?

If your project strictly requires the specific functionalities and history of OrientDB that ArcadeDB may not fully replicate despite being a conceptual fork. When you need a database system that exclusively focuses on one model, as ArcadeDB's multi-model nature might introduce complexity without necessary benefits.

When should I avoid weaviate?

If your project strictly requires a proprietary solution, Weaviate, being open-source under the BSD 3-Clause License, may not be the best fit. If your application does not require vector search or structured filtering, Weaviate's specialized capabilities might be overkill. For teams that prefer a different programming language, Weaviate is primarily developed in Go, which might not align with all development environments.

Is arcadedb or weaviate more popular on GitHub?

weaviate has more GitHub stars (16,819 vs 1,157). Stars measure visibility, not whether either tool fits your constraints.

Are arcadedb and weaviate open source?

Yes - both are open-source projects on GitHub (arcadedb: Apache-2.0, weaviate: Other).

Where can I find alternatives to arcadedb or weaviate?

GraphCanon lists graph-backed alternatives at arcadedb alternatives and weaviate alternatives (arcadedb markdown twin, weaviate markdown twin), ranked by typed relationship edges rather than popularity votes.

Is there a machine-readable version of this comparison?

Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.

Which is better maintained, arcadedb or weaviate?

arcadedb: Very active. weaviate: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.

Where are the full trust reports for arcadedb and weaviate?

GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: arcadedb trust report; weaviate trust report.