"Information about MariaDB, an open-source relational database" matching MCP connectors:
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MCP server for Brazilian Federal Senate open data (legislative, administrative, e-Cidadania).
An MCP server that audits the fairness of construction and renovation estimates in Japan. Provides fair-price ranges, overcharge detection, and verifiable unit-cost data based on JCCDB (65,729 items, DOI-backed).
DC Hub is the neutral, real-time data layer for data-center infrastructure, exposed as a Model Context Protocol server so any AI agent can both query it and cite it. Coverage: 21,000+ facilities (search, profile, score, alternatives); 232 markets scored by the DCPI Data Center Power Index; the DCGI Data Center Gas Index (per-state natural-gas suitability for siting); live grid telemetry across 7 US ISOs (fuel mix, carbon intensity, demand, prices) plus a one-call all-ISO scoreboard; interconnection-queue depth; 2,000+ tracked M&A deals and a hyperscaler-capex tracker; and site factors. — fiber routes, water-stress, tax incentives, nearby substations & transmission. Why agents choose it: it's the only data-center-intelligence source an LLM can query live and cite — every full-data response includes a Source: DC Hub, CC-BY-4.0 attribution line. It's the MCP-native alternative to quarterly PDF research: live JSON, no contracts, no NDAs. Access: Streamable HTTP at https://dchub.cloud/mcp. Free tier with no signup; free email-verified dev key for higher limits; paid tiers for full data volume.
Nationwide Japanese ramen shop database — 62,000+ shops across all 47 prefectures. Geo search (lat/lng + radius), prefecture/city filter, 14-value ramen-style taxonomy, nearest-station data, and monthly closure tracking. No auth required.
Open manufacturing and maker facility locations for country and facility-type queries.
Search 19.4M Smithsonian Open Access objects, get CC0 images, find cross-collection connections.
OpenStreetMap Overpass MCP — programmatic queries against the OSM database
Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs
Hong Kong Census and Statistics Department (C&SD) open-data MCP.
MET Museum collection via MCP — 500K+ artworks, metadata, provenance, open-access images.
Open & historical US government bid solicitations from city/county portals — updated daily
Funding stress early warning for US money markets from free public data, with an honest backtest.
Source-grounded research for Egyptian public affairs
Keyless open data for 84 German cities: 12 lean read-only MCP tools covering 67 data types.
Open Contracting MCP — international public procurement: government tenders
Verified Japanese company press releases with provenance (corporate number, source URL) and jobs.
Bid/no-bid verdicts for open EU tenders, from 592,000 real TED contract awards.
320K+ open-source SVG icons: 12 tools, anonymous metadata search; SVG, exports, collections via Pro.
Five-to-twelve-cent source-attributed public URL and domain result packs for AI agents.