grpc-web-utils

grpc-web-utils provides Node.js utilities for gRPC-Web including deadline and cancellation support. Current version 0.1.0 (stable, infrequent releases). Key differentiators: offers a SignalStreamInterceptor for AbortController-based cancellation and helper types like MetadataWithSignal. Supports TypeScript types. Primarily for streaming cancellation; note that createPromiseClient may not support cancellation.