darkbird

Uses DashMap for thread synchronization without Mutex/RwLock, enabling efficient concurrent access as highlighted in the features.

Combines full-text search, vector similarity search, and indexing in one database, providing versatile real-time query capabilities since versions 3.5.0 and 6.2.0.

Implements non-blocking write-ahead-logging for data persistence, ensuring durability with minimal performance overhead as described in the persistent storage feature.

Supports document-oriented data with tagging, materialized views, and dynamic indexing for efficient retrieval and aggregation, as noted in the key features.