"Less" matching MCP servers:

MCP standards server that grounds K-12 lesson plans by providing tools to look up standards, progressions, curriculum, misconceptions, and learning components from open educational data.

A free, key-less MCP server for querying U.S. federal spending data from USAspending.gov, including contracts, grants, loans, recipients, agencies, and geographic breakdowns.

Provides tools to fetch recent earthquake data from JMA/P2P/USGS catalogs and compute Gutenberg-Richter b-value and Omori-Utsu aftershock decay statistics using maximum likelihood estimation.

Enables patent and scholarly works search on Lens.org. Supports natural language queries and direct tool calls.

Enables agents to query live NOAA/USGS space-weather and earthquake feeds, compute deterministic storm-risk assessments with hash-chained integrity seals, and verify data authenticity via JSON-RPC tools.