"Gmail - Google's Email Service" matching MCP connectors:

NPS MCP — US National Park Service (free key, generous limits)

Plan US National Park Service trips — parks, alerts, campgrounds, things to do, events.

Search travel eSIM plans for 150+ countries and buy via Stripe link; eSIM QR delivered by email.

Independent hosted SBB/CFF/FFS MCP service for Swiss train schedules, prices, and ticket links by SwissTrip.

Multi-stop route optimization, navigation links, and email delivery. Powered by MyRouteOnline.

Build and manage airline self-service kiosk apps — styling, pages, CMS, and CUSS2.

Get real-time bus arrival times for any Singapore bus stop by code, with optional service filterin…

Provide real-time transportation data including bus arrivals, train service alerts, carpark availa…

Get real-time NYC bus arrivals, live vehicle locations, and service alerts. Plan trips between any…