date math mcp for Claude Desktop
io.github.mrfentmen/date-math-mcp
Business-day counting, date shifting and calendar differences with holiday support - fully local.
client:Claude Desktop
transport:stdio
runtime:npm
Install date math mcp in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"date-math-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/date-math-mcp"
]
}
}
}Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs