"Compiler Explorer" matching MCP servers:

Provides tools to search and retrieve nonprofit organization data and IRS filing summaries from ProPublica's Nonprofit Explorer, including side-by-side comparisons.

Provides access to FBI Crime Data Explorer API, enabling queries for crime statistics, arrests, hate crimes, NIBRS incidents, law enforcement employment, and more via 17 tools with smart caching and spillover handling.

Search and explore 1.8M+ US nonprofits, fetch Form 990 financials, and access IRS filing history via MCP.

Enables querying nonprofit organization data through the ProPublica Nonprofit Explorer API, providing access to financial and operational information without authentication.

Exposes the FBI Crime Data Explorer API — crime estimates, agency offense rates, and LEOKA officer safety data via MCP. Supports STDIO or Streamable HTTP transport.

MCP server that turns the Czech business register (ARES) into an interactive force-directed graph of company management and ownership ties, allowing users to explore and expand the graph live within Claude.

MCP server providing AI assistants with live access to 89 curated US workforce and labor market data sources, including BLS, FRED, Census, O*NET, DOL, SEC EDGAR, and real-time signals from Indeed and ADP.

A Model Context Protocol (MCP) server that provides access to ProPublica's Nonprofit Explorer API, enabling AI models to search and analyze nonprofit organizations' Form 990 data for CRM integration and prospect research.