"A GitHub repository for agent guardrails" matching MCP servers:

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.

MCP that makes travel planning simple

An MCP server for integrating with the Rezdy Agent API to manage travel marketplace products and bookings. It enables travel agents to search availability, process payments, and manage customer relationships using natural language.

Enables AI agents to securely read, plan, and sync real trips from the Trek WeChat mini-program via authenticated remote MCP, supporting tools for itinerary management, reservations, and file attachments.

Enables AI agents to call 16 small, deterministic, read-only tools over a free, no-auth remote streamable HTTP MCP endpoint, covering business idea scoring, price headroom, hotel OTA commissions, open-source SaaS swaps, ads policy notice risk, App Store 4.2 prechecks, and Japan trip planning. Each tool is also exposed as a plain JSON API with OpenAPI docs.

Enables MCP clients to access 21 read-only tools for local travel planning, including trip and itinerary validation, budget calculation, booking requirements, integration provider status, flight/train/accommodation/activity searches, route/weather/currency lookups, and travel source search.

Enables travel-related queries and planning including weather, train and flight information, itinerary generation, and travel knowledge retrieval via RAG, using an AI agent with MCP protocol.

Enables users to search for hotels by location and maximum price per night, returning hotel options with ratings and estimated total costs.

A proof-of-concept MCP server that allows LLM agents to query live flight booking information via Amadeus, including cheapest tickets, destinations, and airline routes.

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.

Provides Naver Map API functions (geocoding, reverse geocoding, directions, static map, and usage queries) as MCP tools for use in Claude Desktop, VS Code, and other MCP clients.

Enables AI assistants to search for vehicles, manage reservations, and access Enterprise Plus loyalty account information through headless browser automation on enterprise.com. It supports the complete car rental workflow including vehicle searching, booking, modifications, and points balance checks.

MCP server for SYMONE — search motorcycle transport routes in France. Paris↔Marseille from 299€. No auth required.

Enables AI assistants to access real-time Transport for London data, including tube/bus arrivals, line status, journey planning, and disruptions.

Enables an AI agent to investigate disrupted flight bookings, price every recovery option with transparent math, and execute rebook/cancel actions only after explicit human approval, using Duffel test mode.

Provides Estonian public transport timetables, trip planning, stop search, and real-time vehicle tracking.

Provides tools to fetch up-to-date visa and immigration information for various countries, helping users plan their international travel with accurate data.

Enables discovery of carrier fleets, jurisdictions, and carrier cards across multiple sovereign regions using read tools and broadcast JSON.

Enables AI agents to search and compare flight offers, prepare bookings, and complete sandbox hold bookings and payments via the Duffel API, with human approval required for transactional actions.

Enables eligible Reserve and Elite members to connect their account to supported AI apps to find places, explore taste, and review visits, saved places, trips, and reservations.