"MCP server like shadcn for adding components from other registries" matching MCP servers:

An educational MCP server that wraps the Materials Project API, exposing tools to search chemical systems, get material summaries, find semiconductors by band gap, and retrieve crystal structure facts.

MCP server that silently monitors state changes in structured data sources (e.g., government open data) and provides a pull-based channel for AI agents to retrieve real mutations since their last cursor.

A Model Context Protocol server that provides semantic search and intelligent access to a comprehensive list of free services and tools for developers.

A Python FastMCP server that re-exposes Kindora's public funder and grant tools for ChatGPT, enabling grant discovery from IRS 990 filings and Grants.gov.

MCP server for structured Australian macroeconomic and financial data from the Australian Bureau of Statistics (ABS), the Reserve Bank of Australia (RBA), and the Australian Prudential Regulation Authority (APRA).

Exposes Denmark's Statistical Bureau API as programmable resources, making it easy to integrate with language models and modern AI applications to enable natural language queries for statistical data.

MCP standards server that grounds K-12 lesson plans by providing tools to look up standards, progressions, curriculum, misconceptions, and learning components from open educational data.

Enables natural language access to Denmark's Statistics API (Danmarks Statistik), allowing users to query and analyze Danish statistical data without coding knowledge through AI-powered interactions.

Enables querying current weather conditions and 1–7 day forecasts by place name through natural language, using Open-Meteo without requiring an API key.

Provides a tool to fetch npm package information via MCP. Enables AI agents to retrieve structured package details using the getNpmPackageInfo tool.

Provides a tool to fetch npm package information via the Model Context Protocol.

MCP server for SMHI weather data, providing current conditions, hourly and daily forecasts, and daily summaries for northern Europe.

Enables AI coding tools to access real-time and historical currency exchange rates for 160+ currencies, sourced from Reuters/Refinitiv.

Enables querying phone number reputation data from ktozvonil.net, including community verdicts, spam ratings, and operator details, with optional authenticated comment posting via MCP.

MCP server for Nordic company registries. Verify companies, check board members, signing authority, and financial data across Norway, Denmark, Finland, and Sweden using official public APIs. 23 tools covering search, details, roles, and batch lookups.

Provides access to the USGS Quakes API within Claude Desktop, enabling users to retrieve earthquake data and details through natural language queries.

An MCP server that gives AI agents access to US business entity data, enabling searches across 9 state registries, SEC EDGAR filings, federal contracts, and lobbying disclosures.

Exposes 26 structured analytical tools over Climate Finance Update datasets, enabling fund-level financial analysis, portfolio aggregations, and data quality diagnostics without requiring the client to write data access code.

An MCP server to query Colombian public procurement data from SECOP I and II in real time, enabling contract research, transparency oversight, and data journalism.

Fetches Spanish electricity prices (PVPC) from Red Eléctrica de España's API, providing hourly tariff data for different geographical areas and customizable date ranges.