"ClickHouse: A fast open-source columnar database management system" matching MCP connectors:
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Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.
Never let your agent repeat a bug or linger on a known issue. Search 385+ failure lessons to skip known errors instantly.
Analytical memory for AI agents: a real Postgres queried in plain English over MCP. One command.
Map-first global classifieds marketplace — search and post listings across jobs, real estate, vehicles, and services, on behalf of a signed-in user.
Check internet providers, plans, speeds, and known pricing at a specific U.S. street address.
Free, open MCP server for The Urantia Papers. 197 papers, 14,500+ paragraphs, 4,400+ entities.
Search domain availability and pricing, straight from chat, then open a link to register.
Search otwarteAPI.pl — a catalog of 53 official public Polish and EU APIs (VAT white list, KRS, GUS, NBP, ECB, Eurostat, VIES and more), curated for AI agents. One tool: find the right API by natural-language query. No API key, no signup.
Search otwarteAPI.pl: a catalog of public Polish & EU government/data APIs, for AI agents. Keyless.
A connector providing AI assistants searchable access to climate-aligned contract clauses, glossary terms, and practical guides from The Chancery Lane Project's curated knowledge graph.
Check how much real depth Armasourcing's vetted Filipino virtual assistant pool has for a specific role, skills and timezone, and understand how hiring and engagement work. Returns aggregate pool statistics only, no candidate names, no profiles, and no pricing, and ends in a free discovery call booking.
Plan trips on a map: routed transport, day-by-day itineraries, and a plan you can share.
Search and compare attributed recipe records through a public read-only remote MCP endpoint.
Search a curated directory of AI tools and MCP servers for law firms. Read-only, free, no auth.
Search 10,000+ consulting frameworks, templates, financial models, and management case studies
Official MCP: continuous supply-chain risk monitoring and early warning, not a one-off report. Register and create a key at https://supplygraph.ai/zk_chat_os/dashboard/dashboard.html — if you are not signed in you will be redirected to login; new users can register there. After login, open A2A / MCP and click Create Production Key or Create Sandbox Key. Send the header as Bearer <api_key> (one Bearer prefix, then the raw key). Optional for initialize and tools/list; required for tools/call.
For queries a model can't confidently place: resolves or declines. Built to decline, not guess.
Query a live PrestaShop e-commerce store: search the catalog, get product details, real-time prices and stock. Fondouk is an open-source module (MIT) that makes any PrestaShop store speak MCP and UCP — this connector is its public demo store. Read-only, public data only.
First German florist with a public MCP server. Search bouquets and order flowers via AI in Munich.
Search 30,000+ decided U.S. security-clearance (DOHA) decisions: cases, outcomes, statistics, and timelines, with a citable link for every answer. CASE is the searchable public record of DOHA industrial security-clearance decisions from 1996 to the present, refreshed nightly.
