"Free APIs and services without commercial fees" matching MCP connectors:

Smarter Weather MCP: forecasts, alerts, outlooks, observations, AQI, grids, and map imagery.

City geocoding and timezone resolution for birth data, for AI agents, one API key.

Search thousands of verified US local service providers across 10 home-services trades, including crawl space repair, floor coating, radon mitigation, commercial electrical, and laundry services. Returns ratings, services, pricing, descriptions, and profile links. Every result passes a completeness gate, so listings are never half-empty.

US crime scores, incidents, neighborhood demographics, rent data, and offender search by address.

MCP server for the Philippine Standard Geographic Code (PSGC) API. Gives AI agents structured access to the full PH geographic hierarchy - regions, provinces, cities, municipalities, and barangays.

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

Shared, verifiable memory for AI agents and robots: signed tokens that resolve and verify offline.

Find NOAA tide stations and NDBC buoys, fetch tide predictions, currents, and live conditions.

Global flood events and extent 1985-present from the Dartmouth Flood Observatory and GFD.

Open manufacturing and maker facility locations for country and facility-type queries.

Wildfire events and aggregates across global, U.S., and Canada sources. Paid via x402 USDC.

A loc_id to its bounding box, centroid, and polygon, with its name and admin level.

Find a vetted, licensed U.S. locksmith and request a quote or booking.

Geospatial MCP server for earthquake, tsunami, volcano, disaster, and FX data queries.

Reverse geocode latitude/longitude to loc_id; resolve loc_ids to boundaries, centroids, hierarchy.

Estimate mobile-data needs and build a provider-neutral connectivity checklist for any trip.

Search Freeport Nostr events by kind, tag & geohash radius (rides, services, reputation).

IPMA Portugal MCP — weather, UV, sea state, and earthquakes from the

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

Europe's 478 best beaches: sea temperature, sand, best months, swimming, surf. Free, CC BY 4.0.