"Free image analysis tool" matching MCP servers:

A lightweight multi-provider MCP testing fixture with two providers (eva_air and uk_railway), each exposing 5 tools using in-memory fake data, designed for verifying MCP client tool discovery, tool calls, and multi-provider routing.

The world railway atlas as read-only MCP tools: search 744+ legendary train routes (high-speed, classic, night, scenic) and get per-route facts, rankings and journey times. Runs from the repo's open dataset (CC BY 4.0); a free hosted endpoint is also live at https://trainrouter.com/mcp.

Google Hotels MCP server via direct RPC — no scraping, no browser automation. Three tools: hotel list search (16 filter slots: stars, price, amenities, brands, free cancellation), per-OTA rate plans and cancellation policies for a single hotel, and parallel top-N enrichment. One-command setup for Claude Code, Codex, and ChatGPT

Free, no-login MCP server for searching and comparing flights with real-time pricing from multiple airlines and booking platforms worldwide.

Travel compliance and trip planning for digital nomads — visa requirements, tax residency analysis, Schengen 90/180-day tracking, and curated accommodation, transport, and experience search across 189 European destinations.

An MCP server for live flight tracking and real-time status checks, including airport and airline code resolution, powered by the free AviationStack API.

Free, no-login MCP server for discovering and comparing rental cars with real-time pricing from multiple providers worldwide.

MCP server for creating day-by-day trip itineraries in SQLite, with a planner agent that uses a Tavily search scout via tool boundaries. Enforces guard rails like rejecting activities on out-of-range days.

Provides aviation weather data (METAR, TAF, station search) with a unique assess_conditions tool that returns flight category, confidence, and an escalation gate to indicate when human review is needed.

Unifies prediction markets, global news events, aviation state, and internet-infrastructure telemetry into a single async MCP server for macro and financial analysis.

Check visa requirements for 39,585 passport-destination pairs in 15 languages. Returns visa type, required documents, application process, and travel tips from 136 official government sources. Free quick checks without API key.

MCP server for the Viator Partner API that enables searching tours, activities, and attractions with structured filters or free text, retrieving product details and availability schedules.

Quote, book, and track real LTL, FTL, cargo van, and box-truck freight through the Warp network - 20 tools, in-chat login, Stripe-charged bookings, and real carrier dispatch. Quoting is keyless; booking needs a free Warp account with a card on file.

Free travel utilities plus live x402 travel itelligence: $0.01 Travel Pulse disruption and emergency-awareness checks, day trips, weekend getaways, creator experiences, weather-aware planning, mobility options, currency conversion, airport checks, and timing guidance.

Enables AI assistants to query and manage logistics shipment data, supporting operations like tracking, quoting, and performance analysis via nine tools backed by a demo dataset or a REST API.

Enables AI agents to access live aviation data including METAR weather, airport information, aircraft specs, an aviation glossary, and FAA-style practice questions via the free Rotate Pilot API.

Provides location-based services and geospatial data from OpenStreetMap, enabling geocoding, route directions, nearby place search, and neighborhood analysis through natural language.

An OpenStreetMap MCP server that provides location-based services including geocoding, route directions, points of interest search, and neighborhood analysis to enhance LLMs with geospatial capabilities.

Live scuba diving planning for AI agents — ranked dive-forecast windows near any place for any day, best-time climatology per destination, marine-life seasonality from GBIF sightings, and facts for 4,800+ dive sites. Free and read-only; hosted at https://pickadive.com/mcp.

PlaceRoot is an MCP server that answers spatial questions using open map data from Overture Maps, without requiring API keys or signup. It provides tools for place search, area analysis, routing, and geometry operations.