"C# Programming Language Resources" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
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 German open educational resources (OER) via AMB/schema.org metadata, open licenses only.
Open registry of 1.14M+ rooftop-solar detections across France, queryable by natural language.
A machine-readable directory where AI products register themselves so AI agents can discover them. Ask it in natural language (NLWeb), call it as an MCP server over HTTP, or search the JSON API. Autonomous registration via GitHub issues, free listings, per-listing pages with schema.org JSON-LD.
Public, zero-auth, read-only access to Gkmex used-crane inventory.
Prefeitura CE Fortaleza: CPOM, official-source lookup. Platform-hosted, pay per query with prepaid c
Tribunal TRF3: Lookup Pública, official-source lookup. Platform-hosted, pay per query with prepaid c
DETRAN PR: Vehicle (Completa), official-source lookup. Platform-hosted, pay per query with prepaid c
CPFL: Download via link + OCR, official-source lookup. Platform-hosted, pay per query with prepaid c
Anonymous read-only Formula 1 tools, resources, prompts, completion, and interactive dashboard.
Natural-language calorie lookup. Send '2 large eggs', get USDA-sourced nutrition data.
Hong Kong Census and Statistics Department (C&SD) open-data MCP.
TCGdex MCP — multi-language open trading card game database (Pokémon TCG and more).
GDELT MCP — Global Database of Events, Language, and Tone (free, no auth)
Natural-language search over California's public insurance rate, rule & form filings.
USGS MRData MCP — the Mineral Resources Data System (MRDS)
