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Nonprofit explorer mcp server

MCP server cyanheads/nonprofit-explorer-mcp-server/io.github.cyanheads/nonprofit-explorer-mcp-server

MCP server for nonprofit financials via ProPublica — IRS Form 990 data for 1.8M+ nonprofits.

InstallClaude Code
claude mcp add nonprofit-explorer -- npx -y @cyanheads/nonprofit-explorer-mcp-server

Assembled from the repository path, not quoted from the project. Check it against their README if it does not work.

One thing to look at

  • 2 stars2 stars. Stars are a popularity signal and not a quality one, but at this level it is likely that nobody has read this closely except its author, and you would be relying on your own review.

Keep looking

MCP servers are one crate of 328,083. Ordering is by how many stacks a row turns up in, so the top of any crate is what has actually been picked rather than what has the most stars.