"Free tools or resources that do not require an API" matching MCP connectors:

Neutral freight reference + validation layer for AI agents: ADR, HS, UN/LOCODE, freight math

Host-owned vacation-rental direct booking via VRP. Signed offers, 0% commission. Not an OTA.

Free walking tours & activities in 1,000+ cities — live availability, ratings & booking links.

Search real hotels, get live per-night quotes, and check out — all in chat. Guest search and checkout-link tools need no sign-in; OAuth unlocks saved trips, booking management, and one-click checkout. Renders interactive results, hotel-detail, and checkout widgets.

Bespoke cricket travel specialist with two decades of experience. Search tours, explore destinations, check match schedules, and submit enquiries. Covers IPL, Ashes, World Cups across India, South Africa, Australia, Sri Lanka, Bangladesh, and the West Indies. AI-powered, no authentication required.

AI-powered eSIM recommendation agent for travelers. Provides real-time coverage checks, package search by country, and pricing across 190+ destinations via structured tool calls. Tools available: - list_countries - full list of supported destinations - check_coverage - network operators by country code - search_packages - filter eSIM plans by country - get_package_details - pricing and data specs - create_checkout - generate payment link for purchase No auth required for search tools. Ideal

Lviv public transport MCP: stops, timetables, routes, and live vehicle positions. No API key.

Real-time fuel prices, active alerts (traffic, wildfires, severe weather, earthquakes), per-country data coverage, and cheapest gas stations by city, aggregated from official public sources across 38+ countries. Read-only, no auth required for the free tier.

Greetwell curates authentic local experiences and provides personal concierge support in over 500 destinations, helping you explore confidently wherever you go. The Greetwell MCP server lets you search for activities by location, date, and interest, then drill into details like duration, meeting point, cancellation policy, and real-time availability. It can also recommend complementary experiences to help you build an itinerary of things to do.

Live ships at 8 US gateways + Census port trade by country & commodity. Free, no API key.

Walk Score MCP — wraps the Walk Score API (walkscore.com)

Duffel MCP — live flight search + pricing via the Duffel Flights API (duffel.com)

iRail MCP — Belgian rail (SNCB/NMBS) real-time via the community iRail API

Citybikes MCP — wraps CityBik.es API (free, no auth required)

The world railway atlas as MCP tools: 744+ legendary train routes, night trains, journey times.

Deep, obscure Japanese station, accessibility & hazard data for AI agents. English-first.

Ukraine entry rules, border crossings, customs, safety and war-risk travel insurance. 10 languages.

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

Oregon DMV: live field-office wait times and office directory for all 60 offices

Canary Islands holiday packages from Italy: live flights, hotels, cars, excursions and prices