FastEndpoints 

OpenAPI support for FastEndpoints using Microsoft.AspNetCore.OpenApi

Kiota client generation for FastEndpoints.OpenApi.

Addon for FastEndpoints: expose opt-in endpoints as Model Context Protocol (MCP) tools over HTTP. Built on the official ModelContextProtocol C# SDK.

Addon for FastEndpoints: expose opt-in endpoints as A2A (agent-to-agent) skills with an Agent Card and a JSON-RPC 2.0 dispatcher.