UnisonDB

What is UnisonDB?

UnisonDB is an open-source, log-native database that treats the Write-Ahead Log as the primary data structure rather than solely a recovery mechanism. Built for scenarios requiring data flow across distributed systems—from core to edge infrastructure or between datacenters—UnisonDB provides real-time replication and synchronization capabilities. The database is designed specifically for AI agents and edge computing environments where local-first sync and instant data streaming are requirements. It functions similarly to a message bus, enabling reactive data operations across multiple nodes while supporting multimodal data storage. UnisonDB addresses a common architectural challenge: the need to continuously sync and replicate data without relying on multiple loosely-integrated tools. By making the log itself the database, it simplifies data consistency and replication patterns in distributed systems. The project is available on GitHub under an open-source license, making it accessible for developers building edge AI applications, distributed systems, and real-time data synchronization layers. UnisonDB is particularly suited for teams that need reliable data replication without the complexity of traditional database-plus-message-queue architectures.