"MCP tools for improving UI development" matching MCP servers:

MCP server for Brazilian data lookups (Pix codes, CEP, CNPJ) and web rendering tasks (Markdown, screenshots, PDFs) via a paid HTTP API with x402 billing.

Enables AI agents to interact with the Nager MCP UI API through standardized Model Context Protocol tools. It provides a bridge for accessing date-related functionalities and public holiday information from date.nager.at.

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.

Paid MCP server for EU tools: validate VAT numbers via VIES and get ECB euro FX rates, with per-call USDC payments on Base via the x402 protocol.

Provides AI assistants with specialized tools to interact with NIST's Open Security Controls Assessment Language (OSCAL) framework. It enables agents to retrieve schemas, explore models, and generate valid OSCAL documentation for security compliance automation.

Enables MCP-compatible AI clients to look up UK postcode details, find nearest postcodes by coordinates, and retrieve upcoming bank holidays through keyless public APIs.

Provides access to SEC EDGAR 13F institutional holdings, Form 4 insider trading, and smart money convergence signals for AI agents via the Model Context Protocol.

An MCP server that enables interaction with Google's Fact Check Tools API, allowing users to query and manage fact-check claims and publishers through natural language commands.

An MCP server for querying land use plans and exporting cadastral maps as DXF files using VWorld Open API from the Korean Ministry of Land, Infrastructure and Transport.

Integrates Korea's government digital design system (KRDS) with AI assistants, enabling users to search components, validate code compliance, and access design tokens for Korean government digital services.

LA County ADU buildability checks, zoning rules, permit trends, and cost estimates — free, no auth.

An MCP server that provides a tool to query Brazilian postal codes (CEPs) via the ViaCEP API, returning address details such as street, neighborhood, city, and state.

European financial data for AI agents — ECB interest rates, Eurostat inflation, GDP and unemployment by country. Zero API key needed.

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.

An MCP server for U.S. public-records data, enabling AI agents to search business registrations, screen names against government watchlists, and pull federal awards.

A Taiwan holiday query server based on the Model Context Protocol, providing accurate Taiwan public holiday and compensatory work day information.

Enables users to search and query information about military service alternative companies in South Korea through the Military Manpower Administration (MMA) API. Supports filtering by service type, industry, company size, location, and recruitment status.

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).

Helps citizens and businesses navigate French bureaucracy with AI, covering taxes, social charges, benefits, invoices, administrative letters, collective agreements, and retirement.

Provides tools to retrieve and validate Goods and Services Tax (GST) details using GST numbers, PAN cards, or company names. It enables users to check registration status, filing history, and business addresses directly through the GST Insights API.