"How to connect to a database" matching MCP servers:

Enables resolving the likely employer behind Gmail, Outlook, iCloud, Yahoo, and other free-mail signups by checking public Gravatar profiles, signed GitHub commits, and LinkedIn results. It returns the person’s name, employer, employer domain, confidence score, and evidence URLs.

Enables AI assistants to convert recipe amounts between volume and weight for specific ingredients using measured densities, scale recipes, and convert oven temperatures, with source citations and alternative published values.

Enables AI assistants to convert raw and cooked weights for meat and poultry by cut and cooking method from USDA data, calculate how much raw meat to buy for cooked servings, and look up cooking yields and sample ranges.

Enables local MCP-capable agents to read-only query Zhangchui's already-published Warhammer 40K reports, matchups, army rosters, and statistical definitions over a fixed-route HTTPS public API, without admin accounts, SSH, or database credentials. It exposes six tools for listing and fetching reports, matchups, rosters, and data notes, with release-ID pinning, pagination, and explicit handling of unprepared or unavailable data.

Enables AI clients to access Chinese and global trademark data, including search, announcements, classification, review documents, transfer records, and applicant risk clues through the Quandashi platform.

Enables AI assistants to look up US census tract, block group, block, county FIPS, and legislative districts from a street address or latitude/longitude via the Census Geocoder, and to decode census GEOIDs offline.

Production-grade MCP server for Statistics Finland's StatFin database. Enables AI assistants like Claude to browse, search, and query Finnish statistical data.

Enables users to look up any company's Google advertising by domain or verified advertiser name, returning one row per ad with its format, first and last shown dates, creative link, and Transparency Center permalink. Also returns a per-company summary stating whether the advertiser runs Google ads, roughly how many, and in which formats, with unfiltered by region, format, recency, or ad count.

MCP server for the Brazilian Central Bank (BCB/SGS) public API, providing access to 18,000+ economic time series. Includes a curated catalog of 150+ popular indicators organized in 12 categories: interest rates (Selic), inflation (IPCA, IGP-M, INPC), exchange rates (USD, EUR), GDP, employment, credit, fiscal data, and more. Supports historical queries with date filters, latest values, metadata loo

Enables LLMs to search, fetch, and manage arXiv research papers across various categories. It allows users to browse recent publications, query specific metadata, and retrieve full abstracts through a local database.

Read-only MCP server that enables assistants to retrieve sourced dyscalculia prevalence figures with their study references (DOI or PMID where available), chart and table datasets, and plain descriptions of the five number-skill screening games. It lets users ask which study supports a given statistic and get citations and credit details without ever scoring or diagnosing a person.

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.

One-call Australian tax data plumbing via the ATO — cited responses for tax and super context, not a data broker.

Provides access to Victoria, Australia's public holidays and important dates via an MCP server.

MCP server that enables AI chatbots to search, explore, and obtain download links for datasets from the Republic of Azerbaijan's Open Data Portal (opendata.az).

DeepPVMapper is an open source, crowdsourced verified AI map of rooftop solar systems. The MCP serves as a endpoint to allow queries to the database (1.1M+ systems) in natural language. This work is based on my former PhD work.

Enables AI agents to search and analyze Ukraine's national open-data portal (data.gov.ua) using natural language, with tools for finding datasets, inspecting metadata, and retrieving actual data.

Enables LLMs to decode Vehicle Identification Numbers and look up vehicle makes, models, years, and specifications offline using a curated NHTSA vPIC database.

Enables searching and verifying citations of Colombian Constitutional Court decisions using datos.gov.co open data, returning metadata such as magistrate, date, and relatoria URL.

Enables LLMs to query live Austrian Parliament data — current Nationalrat and Bundesrat members, plenary sessions and individual speeches, inquiries and answers, bills with their committee procedure and party votes, and committees — returning source-linked results, with full-text speech search and ready-made research prompts.

Enables AI clients to search, read, and accurately quote public-domain books from Project Gutenberg, with chapter detection and stable line numbers for citation. Its quote_check tool verifies whether a quotation actually appears in a book and reports how faithful the copy is.

An MCP server that connects AI models to the Lobbywatch.ch database, providing access to Swiss parliamentarians' conflicts of interest, lobby groups, access badges, and transparency scores.

Enables access to Polish Constitutional Tribunal rulings, including search by keywords or case signature, listing recent decisions, and retrieving full judgment texts with metadata and official links. Supports section-wise and chunked retrieval of long documents to manage context budgets.

Enables AI assistants to look up IRS nonprofit data, verify tax-deductible charity status, and search for organizations by name or location using the CharityAPI database.

MCP server providing access to Polish business registers (KRS, CRBR) via the rejestr.io API, enabling search, retrieval of organizations, beneficial owners, financial documents, and more.

Enables AI assistants to answer Brazilian voters' pre-election questions from TSE open data, including comparing candidates, finding polling places, checking election dates and voting hours, and retrieving candidate details through MCP tools without personal registration data.

It enables AI agents to search public STAC catalogs and compute Sentinel-2 NDVI, NDWI, and NBR statistics over a bounding box without downloading whole images, with cloud masking and optional map or GeoTIFF outputs.

Enables researchers to query public ENA and BioSamples genomics data in plain English through any MCP client, including counting records, searching samples, retrieving sample details, and checking metadata quality against project requirements.

An MCP server for the Open Food Facts API that allows users to search, read, and contribute to a global food database. It enables looking up nutrition data by barcode or name and managing product information through natural language.

MCP server for accessing URLhaus malicious URL database from abuse.ch - provides threat intelligence for cybersecurity research