Hono for MCP Server

Example Use Cases

• 1

  A robust MCP server framework with built-in OAuth2 and JWT authentication.

• 2

  Concurrency control and backpressure strategies to handle high loads.

• 3

  Observability with OpenTelemetry tracing and Prometheus metrics.

Description

The @casys/mcp-server framework provides a full production stack for MCP servers, including composable middleware, OAuth2 and JWT authentication with multiple OIDC presets, concurrency control with backpressure strategies, rate limiting, schema validation, and built-in support for HTTP streaming and SSE. It offers observability features such as OpenTelemetry tracing and Prometheus metrics, and supports MCP Apps UI resources. The framework is designed to simplify building reliable, secure, and scalable MCP servers with a familiar middleware pipeline.