A demo MCP server showcasing every MCP capability with fake logic, including tools, resources, prompts, progress, cancellation, elicitation, sampling, roots, and subscriptions, over Streamable HTTP, HTTP+SSE, and stdio transports.
A test MCP server that exercises all protocol features including tools, resources, prompts, and sampling to help client builders validate implementations.
A zero-dependency MCP server that demonstrates the raw MCP protocol over stdio and Streamable HTTP transports, with simple tools like time, echo, and add.