"Search for free open-source software" matching MCP servers:

We sell open source compliance, scientific, and government data.

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.

26 US federal data domains as 23 MCP tools. Ed25519 signed responses. Free, no API key.

A comprehensive MCP server that makes official UAE open data queryable through natural language, offering tools for source discovery, dataset search, spatial joins, and intelligence recipes.

MCP server for the Korean National Assembly Open API, enabling querying of bills, members, votes, committees, and more via natural language.

Enables agents to discover, inspect, and query municipal open datasets from data.seattle.gov through Socrata SODA2, with bounded reads, aggregates, and reference guidance.

Enables searching and retrieving Korean Supreme Court precedents from the law.go.kr Open API, with support for keyword search and detailed judgment text.

MCP server that gives AI agents instant access to public camera feeds worldwide via simple HTTP GET, saving snapshots to disk.

Enables AI assistants to query French public open data through read-only tools: geocoding and reverse geocoding of addresses, company lookups by name, address, leader or SIREN, and commune listings by name, postcode or département. It wraps free, keyless government APIs (IGN Géoplateforme/BAN, Recherche d'entreprises/SIRENE, geo.api.gouv.fr) over stdio or Streamable HTTP with validated inputs and rate limiting.

AI-ready data for investors and stewardship specialists who wants to have easy access to agm & governance related disclosures for Korean stocks

A governed MCP server for Saudi open data sources (SAMA, stats.gov.sa, Ministry of Finance, data.gov.sa), providing typed contracts, registry-backed metadata, and CLI/API access for dataset search, preview, and controlled export.

Enables Claude to pull free, citable financial data for comps and DCF work — standardized SEC EDGAR XBRL financials, filing links, FRED Treasury yields, market prices and beta — with every value returned alongside its source concept, accession and filing URL. Provides read-only tools for company lookup, financials, filings, market data and peer comparison tables that need no API key.

Enables answering questions about Ukrainian open data from the data.gov.ua CKAN portal by searching datasets, inspecting resource schemas, and running read-only SQL aggregates over a single tabular resource. Every data-backed answer is computed from retrieved data and returned with machine-readable provenance, and unsupported or unanswerable requests are refused rather than guessed.

A Model Context Protocol server for the CBS Open Data OData API, enabling AI assistants to query, filter, and explore CBS statistics.

Enables access to Hong Kong government's official open data portal (DATA.GOV.HK) through natural language queries. Supports searching datasets, browsing categories, and retrieving detailed information about Hong Kong's public data resources.

MCP server for Korean public institution information, enabling AI clients to search, compare, and analyze disclosure data, public services, laws, and news.

Ten tools I built to get facts from official open data, not guesses.

Enables querying Italian and EU law, case law, parliamentary data, open data portals, Eurostat statistics, PNRR projects, and migrant reception centers through 24 MCP tools, with citation-grounded legal answers.

Exposes 55 forensic tools over the Model Context Protocol so agents can query Chilean statutes, jurisprudence, administrative dicta and doctrine from official state sources such as BCN, PJUD, CGR and DT, while running locally for confidential casework. It also supports citation-validated drafting, deadline and docket monitoring, judgment deconstruction, OCR dossier compilation and legal knowledge-graph analysis for civil-law practice, teaching and research.

Enables AI clients to discover, validate, and access Hong Kong and Macao government open data through local stdio tools, enforcing explicit region selection and exact-match-only results from official government domains.

Enables AI assistants to search, explore, and query Calgary's open data portal using SoQL, with tools for dataset discovery, metadata inspection, and data querying.

Enables agents and developers to discover indicators, query observations, compare Argentine territories, and retrieve provenance through bounded MCP tools and a shared REST API.

Access Federal Election Commission campaign finance data through MCP tools. Enables querying OpenFEC data using natural language via ask_pipeworx or direct tool calls.

OpenCorporates MCP provides free, no-auth access to global company registry data with rate limiting, enabling AI agents to look up company information.

Enables querying international public procurement data, including government tenders, through the Open Contracting standard.

Enables AI assistants to search and read Thailand's official open-government data from data.go.th, providing tools to search datasets, retrieve full records, and browse categories without API keys.

Enables searching the CMS Open Payments dataset for physician, company, product, and research payments using structured filters, with annual dataset discovery through the official DKAN API.

Enables keyless, read-only access to a wide range of public APIs (including weather, elevation, Japanese addresses, environment, science, and civic data) through MCP clients, with usage limits and abuse protection built in.

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 querying global sanctions and politically exposed persons (PEP) data via OpenSanctions, with free access and no authentication required.

MCP server to query public open data from Recife, Brazil using natural language. It exposes tools for schema exploration and SQL query generation via Gemini 2.5 Flash, backed by a local DuckDB database.

An MCP server that enables AI clients to search open data from Nerima City, Tokyo, including public facilities, AED locations, shelters, and parks.

A thin MCP connector to UK Parliament's public APIs and Members OData endpoint, providing generic tools to list, describe, and query data sources, with playbooks for procedural guidance.

Enables querying Taiwan's Ministry of Labor open data, including lists of companies violating labor laws with fuzzy search, and searching/querying ministry datasets.

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.

Enables natural language queries of U.S. Census Bureau data, translating plain English questions into proper API calls and returning demographic, economic, and housing statistics with proper statistical interpretation and context.

MCP server enabling full-text search of Japanese corporate IR filings (EDINET) via AI agents, supporting local SQLite FTS5 indexing and hosted beta API.

Real-time search of Japanese government subsidies and grants (official jGrants data): deadlines, amounts, eligibility, filterable by prefecture.

Full-text search across all ~10,000 current Japanese laws and regulations (official e-Gov data): keyword search, table of contents, and exact article text.

Enables AI assistants to evaluate job postings under a UK visa constraint, including sponsor-licence checks with confidence grades, screening for seniority and hard requirements, and role searches that exclude recruitment agencies. It also tracks application history to help avoid duplicate applications.