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SurrealDB vs ArcadeDB: catalog facts
SurrealDB	ArcadeDB
Freemium The database can be run yourself; a fully managed cloud service is also offered.	Free Free and open source under the Apache 2.0 licence.
Windows, Self-hosted, Command line	Self-hosted
Documents, graphs, vectors and relational data in one engine One query language for SQL, graph and vector search	Several data models in one ACID-compliant engine Supports SQL, Cypher, Gremlin, GraphQL and MongoDB queries
Business Source License rather than an OSI open-source license SurrealQL is its own language to learn	A database server rather than a desktop client; needs setup and administration Embedding is limited to Java applications
Downloadable app, Self-hosted, Hosted service	Downloadable app, Self-hosted
Closed source	Open source
License: BUSL-1.1	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.