Events (Workqueue)
NestJS NATS JetStream workqueue events with at-least-once delivery, automatic retry, publish-side deduplication, and dead letter handling.
RPC (Request/Reply)
Synchronous NestJS NATS request-reply in Core NATS or JetStream mode, with timeout handling, error serialization, and per-request overrides.
Broadcast Events
Fan-out NATS JetStream events to every NestJS service instance via per-service durable consumers on a shared broadcast stream.
Ordered Events
Strict sequential NestJS NATS JetStream event delivery with ephemeral ordered consumers, deliver policies, and CQRS replay patterns.