"American Express" matching MCP servers:

A minimal example MCP server using Express and Clerk for authentication, exposing a streamable HTTP endpoint for MCP clients.

Enables scanning Express.js route surfaces for inventory and audit, classifying routes as public/authenticated.

A security-first MCP (Model Context Protocol) backend built with Node.js and Express, featuring hardening, rate limiting, structured logging, and Docker support.

MCP server for the DPYC ecosystem that certifies North American operators using the Lightning network, enabling regional certification and audit trails with low latency.

A reference implementation of an MCP server built with Express that integrates full OAuth 2.1 authorization and RFC9728 protected resource metadata. It enables secure, authenticated communication between MCP clients and servers using streamable HTTP transport and built-in authorization flows.