SurrealDB

The product is a unified database engine that stores and queries documents, graphs, vectors, and relational data together with SQL support, plus an agent memory layer that connects and retrieves context for AI agents. It sells to developers, data teams, and engineering teams in B2B organizations building real-time, AI, and data-intensive applications. It is delivered as open-source software and as a fully managed cloud service, positioned as one engine instead of multiple separate databases.

Key features

• Document, graph, vector and SQL queries
• ACID transactions engine
• Built-in authentication
• Functions and plugins
• Object storage
• Fault tolerance and horizontal scalability
• Realtime data sync and broadcast
• Full-text and vector search
• Typed durable agent memory
• Knowledge graph with typed relationships
• Hybrid multi-signal recall
• Provenance tracing to source
• Temporal memory with history
• Embedded and edge deployment
• Visual data management studio