Arcadedb

ArcadeDB is an open-source, Apache 2.0 licensed multi-model database designed for developers building modern applications that require support for diverse data models including graphs, documents, key-value pairs, full-text search, vectors, and time-series, all in a single engine. ArcadeDB offers native support for multiple query languages (SQL, OpenCypher, Gremlin, GraphQL, MongoDB protocol, Java API) and delivers high performance with full ACID compliance, high scalability, and advanced analytics capabilities, making it suitable for applications like knowledge graphs, recommendation engines, fraud detection, and real-time analytics.