Schema-First WebSocket Routing

Type-safe message routing for Bun's WebSocket server that complements native PubSub and connection handling

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Type-Safe Routing

Define message schemas with Zod or Valibot and get full TypeScript type inference from schema to handler

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Designed specifically for Bun's high-performance WebSocket server with native PubSub support

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Consistent message structure with automatic routing based on message types

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Simple API with powerful features like error boundaries, connection metadata, and async handlers

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Choose Valibot for 90% smaller bundles or Zod for familiar syntax. Core logic shared between adapters

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Built-in error handling, authentication patterns, and room broadcasting for real-world applications