"Top 100 MCP Servers Ranked by Weekly Downloads" matching MCP servers:

Patent by Ouroboros Apps (https://ouroborosapps.com). USPTO patent search and prior art lookup: search public patent records, fetch a patent, list citations, and run a prior-art search. Not legal advice. USPTO only. Connect by pasting https://patent-mcp.vercel.app/mcp into Claude, Cursor, Grok, or ChatGPT developer mode (OAuth). Docs: https://ouroborosapps.com/docs/patent

Enables fetching Vermont state statutes by citation, resolving chapter numbers dynamically from official state data to provide accurate legal text.

Provides access to the API Ninjas Country API, allowing users to query detailed country data including GDP, population, area, and other demographic metrics. It enables filtering countries by specific economic and geographic criteria through natural language commands.

Provides real-time weather forecasts for locations across Malaysia by fetching data directly from MET Malaysia's API. It enables AI assistants to query today's conditions and seven-day forecasts for states, districts, and towns.

MCP server for the RegIntel API — structured regulatory data across 41 jurisdictions and 212 regulations

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.

An MCP server for the U.S. Census Bureau's International Trade Data API, enabling queries of monthly export and import statistics by HS, NAICS, end-use, and other classifications, with tools for trade balance, top partners, and country code lookup.

Enables searching and reading Fold3 military records, including files, index records, memorials, and collection browsing, along with full-resolution page image downloads, using an existing Ancestry session in read-only mode.

Enables querying USCIS H-1B employer sponsorship history, ranking top sponsors by US state, and retrieving dataset summary.

Enables MCP agents to verify Spanish companies by CIF against the BORME, returning registry data, recent acts, and explainable 0–100 risk scoring. Also exposes the x402 payment challenge (price, network, asset, pay-to address) so a wallet the user controls can settle it and the verification can be retried.

ECB data for AI agents — rates, yields, inflation, money supply, and 100+ datasets. No API key.

Downloads the Colombian Diario Oficial daily PDF from the Imprenta Nacional public consultation portal, providing tools to list recent editions and download by date or number.

Provides AI agents live access to USGS stream flow, gage height, and water temperature data, along with EPA water quality results ranked against compliance thresholds, and composite basin health scores.

Enables AI assistants to search, read, and cite Title 38 of the Code of Federal Regulations from a locally built SQLite full-text index, using read-only tools for ranked regulation search, full section retrieval, hierarchy browsing, part listing, and index freshness/health checks. All queries run offline against the local index, returning ranked hits with citations, snippets, cross-references, and staleness notices.

Enables querying a local copy of the EU ETS Union Registry to search installations by name, country or activity, trace any installation's yearly verified emissions, free allocation and surrendered units, aggregate company installations by LEI, and rank top emitters, each answer carrying the snapshot date and attribution.

Enables AI assistants to search Türkiye's TİTCK-licensed human drug lists, find generic equivalents, and check licence and e-prescription status, including weekly changes.

Enables searching and retrieving Brazilian legislative propositions, reading their full texts, finding related propositions, and accessing dataset releases and downloads with provenance and official source URLs.

Enables users to ask whether a company is still sponsoring H-1B visas and get markdown tables combining DOL LCA, PERM and USCIS approval/denial data, with six-month trends versus a year earlier and green-card signals per employer. Also supports comparing companies, finding top sponsors by role and location, salary ranges, and disambiguating employer entities, all running locally and offline.

This MCP server connects AI coding assistants like Claude, Cursor, Windsurf, and Cline directly to Lynx MI — a market intelligence platform that tracks SEC insider trades, congressional stock transactions, lobbying activity, and more. Once connected, you can ask your AI assistant questions like: "What insider trades happened at NVDA this week?" "Show me the top insiders by performance ov

Enables live searching of licensed San Francisco preschools and child care centers, computing ELFA subsidy eligibility and net out-of-pocket costs, and generating ranked recommendations with deterministic scoring versus LLM comparisons.

Automates searching and downloading construction specifications from a public engineering website using Playwright, supporting batch downloads and multiple formats.

Enables AI assistants to search official NFZ waiting lists in Poland for specialists, diagnostic tests, and procedures near a given location, ranked by forecast waiting time or distance. Results include waiting counts, addresses, phone numbers, accessibility details, and pediatric availability, with no API key required.

Enables querying SEC Forms 3/4/5 insider transaction data to find top open-market buyers and sellers across all issuers, and to check which quarterly data is loaded.

Enables AI assistants to retrieve current EIA residential heating oil and propane prices by state or region, compare weekly and year-ago changes, view historical price series, and estimate heating costs per delivery or million Btu.

Enables AI assistants to work out the tourist, city, occupancy and hotel taxes a stay adds on top of the room price, night by night, for given dates, guests and room cost, with each figure tied to its official source and check date. It also exposes full local rules (rates, seasons, caps, exemptions) for researched places and returns links to live hotel and rental prices.

A high-performance MCP server for the USPTO Patent File Wrapper API with context reduction, smart field mapping, and secure browser-accessible downloads.

Enables AI assistants to search, preview, and query Ireland's public-sector open data catalogue, including CSV, Excel, JSON, GeoJSON, and JSON-stat resources. It supports filtering, grouping, counting, summing, and sorting datasets conversationally without manual downloads or cleanup.

Enables querying England & Wales baby names data via natural language, including top names, popularity trends, geographic breakdowns, and similar names, through MCP-compatible clients like Claude.

Enables AI assistants to search and analyze Korean OpenDART electronic disclosures, financial statements, equity filings, and XBRL data through a compressed set of enum-based tools, including insider-trading cluster signals, 0-100 accounting risk scoring, and Buffett-style quality checklists. It also converts DART XML and HWP/PDF report attachments into readable markdown for direct document analysis.

Read-only MCP server for querying H-1B sponsoring employers from the USCIS dataset, providing tools to search employers, get year-by-year approvals, top sponsors, and trends across FY2009-2026.