"1&1" matching MCP connectors:
Matching Connector Tools:
Public, read-only MCP over the complete 64-hexagram I Ching corpus. Deterministic lookup only.
Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev
Native cross-chain swaps: Bitcoin, Ethereum, Solana, Polkadot, Tron, Arbitrum. Quote, swap, track.
B2B people and company data for AI agents. Search 700M+ professionals by role, company, and industry. Reveal verified work emails and direct phone numbers inline. Free to search, 1 credit per verified reveal. Supports Claude Desktop, Claude Code, Cursor, and any MCP client.
Live CRE analysis: Federal Reserve rates, Census 1/3/5-mile demographics, DCF models, IC memos.
ERP français avec serveur MCP natif : plus de 1 800 actions métier auto-générées via OpenAPI.
Thin remote MCP server for Socializioz phase-1 ChatGPT workflows.
Qimen Dunjia & Da Liu Ren divination: complete nine-palace charts and four-lesson analysis.