"Understanding and Using JSON" matching MCP servers:

Searches US colleges and scholarships using government data, enabling comparisons of tuition, debt, earnings, and program-specific outcomes.

Enables reading and understanding NetCDF files, providing tools to inspect structure, variables, metadata, and data quality for scientific datasets.

Provides real-time weather data by exposing a get_current_weather tool via MCP, using the Open-Meteo API over stdio JSON-RPC.

Provides access to the Reuters Business and Financial News API to retrieve articles, trending news, and market data. It enables searching and filtering financial content by date, author, category, and keywords.

Enables discovery of carrier fleets, jurisdictions, and carrier cards across multiple sovereign regions using read tools and broadcast JSON.

MCP server providing access to Spain's National Statistics Institute (INE) Tempus3 JSON API, enabling querying of Spanish statistical data through natural language.

Fetches live weather data from Open-Meteo without an API key and returns structured JSON with location disambiguation, enabling weather queries in LM Studio chat.

Enables lookups against the Debian iso-codes project JSON for ISO country, language, and currency codes.

Exposes Cannabis Data Exchange Standard (CDES) v1 JSON schemas, reference data libraries, and validation tools to AI agents and MCP-compatible clients.

Enables searching and querying Pierce County Open Data datasets via Socrata API, returning metadata and query results as JSON.

MCP server providing normalized JSON APIs for Korean public data, including holidays, business days, and real estate transactions.

Serves public water depth readings as JSON, exposing the data through an MCP-compatible API.

Wraps the Python Package Index (PyPI) JSON API to enable querying package information, such as details and versions, without authentication.

Structured knowledge for AI agents — Wikipedia, Wikidata, Wiktionary and growing as clean JSON. 1.9M searchable. Free, no auth.

Fetches and searches structured JSON feeds from 7 tech sources including GeekNews, Hacker News, and arXiv.

Converts RSS/Atom feeds to JSON via a single tool, enabling fetch of feed data as structured JSON through MCP.

Provides read-only MCP tools to query the ETIM classification model, enabling AI agents to search classes, retrieve feature/unit definitions, and look up ETIM codes.

Aggregates search results from DuckDuckGo, Wikidata, and ArXiv into a single markdown response via JSON-RPC endpoint.

Queries South Korean building register data (e.g., floor area, parking, seismic design) via a single unified tool, converting API responses to Korean field names for easy AI understanding.

Read-only MCP server and JSON API for international country calling codes, ISO country codes, E.164 dial codes, regions, trunk prefixes, and NANP area codes.