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mcp/harbor
Windsurf

sigil for Windsurf

io.github.cdrn/sigil

Local keystore + MCP server. Claude can sign EVM transactions but never sees the private key.

client:Windsurf transport:stdio runtime:npm

Install sigil in Windsurf

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

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "sigil": {
      "command": "npx",
      "args": [
        "-y",
        "sigild"
      ],
      "env": {
        "SIGIL_HOME": "<SIGIL_HOME>",
        "SIGIL_CONTROL_SOCK": "<SIGIL_CONTROL_SOCK>"
      }
    }
  }
}

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

sigil in other clients

sigil MCP server