"An open-source relational database management system" matching MCP servers:

Enables searching and retrieving public-transport feed metadata from MobilityData's open catalogue, including GTFS schedule and realtime feeds with operator URLs, licenses, and bounding boxes.

Enables querying aviation weather, FAA TFRs, NWS alerts, flight tracking, and Amtrak train status using public APIs. No API keys or private infrastructure required.

Gives language models weather tools for place search, multi-day forecasts, and location comparison, with no API key or configuration required.

An MCP server for Swiss Federal Railways (SBB) open data, enabling AI models to query real-time disruptions, passenger frequencies, station details, and more without an API key.

MCP server that lets citizens search and book Parks Canada campgrounds, accommodations, day use, and backcountry permits through their own AI assistant, with secure local session handling and payment completed by the user in their own browser.

Enables interactive trip planning and booking through MCP Apps cards, with constraint-based scoring, cross-session memory, and a two-phase booking flow that requires explicit confirmation before charging.

MCP server providing access to Malaysia's government datasets, dashboards, weather forecasts, and transport data through a unified search system and hybrid data access architecture.

A smart commute assistant that monitors travel routes via the Amap API and sends automated notifications to DingTalk. It enables users to schedule daily route checks and receive real-time traffic updates using a modular MCP-based architecture.

Enables LLMs to geocode and reverse geocode places, find nearby points of interest, search categories within an area, get turn-by-turn routing, suggest meeting points, and analyze neighborhoods, commutes, schools, EV charging, and parking through OpenStreetMap data services. It also serves place and map tile resources over stdio, SSE, or Streamable HTTP transports.

Enables AI clients to query University of Maryland data and services, including course catalogs, grade distributions, sections and instructors, dining menus, Shuttle-UM routes, athletics, campus events, and the campus directory. Supports signing in with a UMD Directory ID so students can access personalized Schedule of Classes, Testudo, and ELMS information.

Provides access to 250,000+ Canadian government datasets and specialized querying of transportation infrastructure including bridges, airports, cycling networks, transit systems, railways, and tunnels across multiple provinces.

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.

Provides live California road conditions, route planning, and an AI assistant over MCP, enabling natural-language queries about traffic, closures, chain controls, and more.

Enables AI agents to search, browse, and book hotels from a database of 2 million properties worldwide. Provides comprehensive hotel search capabilities with location lookup, filtering by amenities, detailed property information, and integrated booking functionality.

An MCP server that enables AI assistants to interact with the Netherlands Railways (NS) API for route planning, pricing, and real-time departure information. It provides tools for searching stations, planning trips with connections, and viewing real-time departure boards.

An MCP server that lets users find nearby shops and POIs around a location and find targets such as gas stations or charging points within a given radius along a driving route, using the Amap (Gaode) Web Service API with built-in API key entry and validation.

An (unofficial) MCP server for the Deutsche Bahn Timetables API — station search, planned departures, and real-time changes (delays, platform changes, cancellations) as tools for Claude and other MCP clients.

Real-time last-minute tour and activity booking across 18 suppliers in 15 countries via the OCTO open standard. Search available slots, create Stripe checkout sessions, and check booking status.

An MCP server for searching and comparing travel eSIM data plans by country, planning multi-country trips, and optionally checking eSIM usage with an API token.

Provides real-time Seoul city data including population congestion, traffic, parking, transit, bikes, EV chargers, weather, events, commercial, accidents, alerts, and news across 121 locations using Seoul Open Data API.