"Information or tools related to derivatives (math, finance, or software)" matching MCP connectors:

IBGE: geography, census, economy and health from the official APIs, with provenance. 23 tools.

IPStack MCP AdapterA

com.apilayer.mcp

IPStack MCP Adapter turns IPStack's REST APIs into Model Context Protocol tools so any MCP-compatible client can call them directly in conversation. The first release ships IPStack IP geolocation and security lookups (single IP, caller's IP, and bulk). Additional APILayer services are added by registering them in a single config file, so the catalog grows without client-side changes.

Universal MCP server and 3D Digital Twin for Alicante city. Engineered for LLMs and autonomous agents, this gateway delivers structured JSON-RPC data across urban transit networks (Vectalia buses, TRAM metro, ALC Airport Bus C6), proprietary 3D cartography, and high-frequency smart mobility logs (live parkings, urban buses, tram, flights, and others). Integrates real-time relational transit meshes with strict direction attributes. Exclusive tools for restaurant menus, beaches, taxis, etc

Official MCP: continuous supply-chain risk monitoring and early warning, not a one-off report. Register and create a key at https://supplygraph.ai/zk_chat_os/dashboard/dashboard.html — if you are not signed in you will be redirected to login; new users can register there. After login, open A2A / MCP and click Create Production Key or Create Sandbox Key. Send the header as Bearer <api_key> (one Bearer prefix, then the raw key). Optional for initialize and tools/list; required for tools/call.

Islamic prayer times for any city, today or the whole month, from official timetables or calculated.

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.

Retrieve loc_id boundary metadata, polygons, scopes, comparisons, and bounded exports.

Swiss weather data for AI assistants — forecasts, measurements, stations, pollen.

Shared memory for AI agents. One address per fact, one signature you check. No key to read.

AI access to Mapbox docs, API references, style specs, and guides. No token required.

Convert WGS84 coordinates to the latest available administrative loc_id chain.

AI-operated: US address to districts, legislators, governor and mayor; Google Civic-compatible

Official IPinfo MCP Server - IP intelligence tools for AI assistants

Search German flea markets (Flohmarkt, Trödelmarkt) by city, PLZ, date range or radius.

Resolve coordinates and geographic identifiers to loc_id, crosswalks, boundaries, and exports.

Information about all flea-markets (loppemarked) in Norway. Search, filter by area, date. Read guides and tips.

Timezone tools for agents: convert, world clock, offset, lookup, date math, holidays, slots. x402

Find a food pantry near a US location (ZIP or City, ST) from ~17,000 pantries. Free.

Find Salsa and Bachata events and destination guides worldwide. Four public, read-only tools resolve locations, search upcoming events, retrieve event details and get existing guide summaries. Includes a rolling year of scheduled dates, published translations and canonical Salsa Vida links. No authentication required. Recurring dates reflect recorded schedules, not organizer confirmation. Documentation: https://www.salsavida.com/developers/mcp/

日本の住所⇄郵便番号を変換。表記ゆれも吸収。Japan address ⇄ postal code, handles messy input. Free tier, no API key.