Holiday Calendar for Windsurf

com.modernmustardseed/holiday-calendar

U.S. federal holidays with observed dates and business-day math. Example from an open-source kit.

client:Windsurf transport:streamable-http tools:5

Install Holiday Calendar in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

{
  "mcpServers": {
    "holiday-calendar": {
      "serverUrl": "https://starter.modernmustardseed.com/holidays"
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs