"How to execute tests on a frontend page and debug browser console issues" matching MCP servers:

Enables AI agents to discover official public data sources, inspect their metadata and endpoint parameters, and execute live queries through a unified response envelope with a 500 ms budget.

Enables discovery and selection of ONS datasets using a frozen metadata bundle, providing bounded access to dataset descriptions, dimensions, and alternatives without making network calls or returning observation values.

MCP server for answering questions about official statistics from a single publication URL, with tools to check query scope, retrieve overview, text, data files, and search.

Enables querying SINTEGRA TO (state tax information) through a read-only MCP server, using natural language.

MCP server for consulting vehicle data from DETRAN TO official source. Read-only, pay-per-use, works with any MCP-compatible client.

Finds companies registered at JUCESP from a partner's name, CPF, or CNPJ, returning the NIRE of each participation. It is a read-only MCP server hosted at api.mcp.ai.

Enables users to query IPVA (vehicle property tax) data from the official SEFAZ TO source via a read-only MCP tool.

Enables AI assistants to query the official DETRAN TO source for CRLV printing via a read-only, hosted MCP server with pay-per-query prepaid credit.

Read-only MCP server for querying SEFAZ Tocantins (SEFAZ TO) NFC-e (electronic consumer invoice) data from official government sources via natural language, working with any MCP-compatible client such as Claude, Cursor, VS Code, and more.

Enables searching and fetching GOV.UK Design System guidance via locally-crawled SQLite FTS5 data, with tools like search, fetch, and version.

Enables lookup of licensed US real estate agents on official state license registers by license number or name, returning the brokerage of record along with its active agent count, size band, and the agent's license status and expiry. It also lists every active agent at a given brokerage or every brokerage office in a zip code across 19 states.

Enables users to discover matching public procurement notices from four official portals, with filters by keywords, CPV prefixes, and buyer country. Returns structured notice rows including buyer, deadline, value, codes, and link.

One-call Australian health and welfare data plumbing via AIHW — cited responses for practical analysis, not a data broker.

Enables querying of a locally pinned snapshot of the Education-to-Workforce Indicator Framework — 99 indicators and 11.8M observations — to browse questions, describe metrics, resolve places, and fetch or rank data across national, state, county, and district levels.

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

Enables AI assistants to validate and standardize US addresses using the official USPS Address Validation API with secure OAuth2 authentication.

MCP server for U.S. federal law that enables searching the U.S. Code, CFR, Federal Register, case law, and bills, with citation verification against primary sources to prevent hallucinations.

Enables querying of Hong Kong government data on elderly community care services, such as waiting times and applicant counts.

A server for querying, practicing, and analyzing exam questions from Taiwan's national examinations, offering 20 tools including search, statute lookup, weak topic review, and readiness assessment.

Provides access to Hong Kong climate and weather data from the Hong Kong Observatory, including current conditions, forecasts, warnings, tides, and more.

Enables searching government awards through the Sell to State API by proxying JSON-RPC to the live HTTP MCP endpoint, requiring an API key.

Provides a read-only MCP tool to consult official SEFAZ TO negative debt certificates via a hosted, prepaid API.

Enables consultation of negative debt certificates (Certidão Negativa de Débitos) from the Palmas, TO city government through an official source.

Enables discovery and querying of UK public data for infrastructure, geology, and preliminary ground investigations, including boreholes, environmental monitoring, planning, mapping, and traffic, plus cited desk studies and ground-investigation gap planning.

MCP server for querying negative certificates of court proceedings (Certidão Negativa de Feitos) from MPT DF e TO via official sources, with prepaid credit and read-only access.

Enables natural language queries to official dental council registration data in Tocantins, Brazil. Read-only, hosted, and works with any MCP client.

Enables searching and retrieving UK research grants, award values, institutions, and publications from the UKRI Gateway to Research API without authentication.

Provides real-time access to Israeli emergency alerts from the official Pikud Haoref (Home Front Command) API. Enables AI assistants to check current alerts, retrieve alert history with intelligent city filtering, and monitor emergency notifications including rocket alerts, aerial intrusions, and earthquakes.

Enables real-time compliance checking of industrial water and air emissions against CPCB standards using tools for water quality, air emissions, and compliance evaluation.

MCP server for Finnish public procurement notices (Hilma). Enables searching and retrieving procurement notices directly from Claude without a separate browser.