"Understanding the Basics of Computer Use" matching MCP connectors:

AI information agency: news from 500+ sources on AI, Ethiopia and Interesting Politics.

FIDE Laws of Chess (2023) as an executable model: arbiter cases, answers with rules and judgments

Validate JSON-LD structured data against the Schema.org vocabulary. Free; never fetches URLs.

Landlord rules for England by postcode: council licensing, the landlord register and the law, cited.