"Wikipedia - The Free Online Encyclopedia" matching MCP servers:

Enables keyless, read-only access to a wide range of public APIs (including weather, elevation, Japanese addresses, environment, science, and civic data) through MCP clients, with usage limits and abuse protection built in.

Enables trademark clearance and research across EU and Benelux registers, plus company, group-structure, and EU VAT lookups, all through free public sources without API keys.

Provides real, official public holiday data for ~100 countries with tools to list holidays for a year and check if a specific date is a holiday. Free, no API key required, powered by Nager.Date.

Enables MCP clients to search verified Japanese corporate records — EDINET XBRL financials, 13-digit corporate numbers, major shareholders, and gBizINFO certifications — locally through a single knowledge-search tool with keyword, fuzzy, semantic, or hybrid retrieval. It also maps J-GAAP, US GAAP, and IFRS concepts so filings can be read in English without mistranslating terms like 営業利益 and 経常利益.

Query normalized U.S. House and Senate STOCK Act disclosures, member trading histories, and aggregate trading statistics through MCP.

Enables direct access to Norwegian company data — lookup, search, roles, subunits, and live updates — through the free Brønnøysund Open Data API.

Provides tools for verifying crypto price events and building permit intelligence, with free and paid tools using the x402 protocol.

An MCP server for Singapore Statutes Online (SSO), the official portal for Singapore legislation. It browses, fetches, and cites Acts, with a verifiable citation on every response.

Cited Australian stats via the ausdata.io gateway — stable AU.* series IDs, source_url + retrieved_at on every response. Free tier. Not a data broker; upgrade for Embed / signed / webhooks.

An MCP server that lets you query your own RTI applications on India's RTI Online portal, including status, overdue requests, and reply PDFs, without re-entering OTP and captcha for every lookup.

MCP server for the Spanish Cadastre, enabling local queries of official INSPIRE parcel data (area, geometry, neighboring parcels, searches) and online queries to the OVC and electronic headquarters for additional details, with rate limiting and caching.

Given a U.S. street address, returns the people who represent it (U.S. Senators, House member, Governor, and state legislators) using free public data, with no API keys required for federal officials.

MCP server for the Laws of Malaysia Online portal, fetching and citing Malaysian principal Acts with verifiable citations.

UK public procurement data for AI agents. Tenders, contracts, buyer and supplier profiles over MCP and REST. 250 free credits.

Wraps EPA ECHO Web Services (free, no auth) to enable querying environmental data via natural language.

Enables natural-language interaction with geospatial data from the State of Alaska Geoportal, allowing users to query and work with ArcGIS Online resources through an MCP-compatible interface.

Access data on every NIH-funded research project. Free and no authentication required.

Enables access to EPA AirNow real-time AQI and forecast data for US locations through a single tool, with a free API key.

Free Polish VAT invoice generation MCP server with PDF output and preview. No API key required.

Enables lookup of Singapore companies by UEN or name using ACRA's free open data from data.gov.sg, with tools for UEN validation, exact lookup, and free-text search.