sigil

Name: sigil
Author: cdrn

cdrn

Claude can sign, but never see. Local signing daemon + Claude Code integration that keeps private keys out of LLM context.

Setup

Choose your client, copy the config, then fill in any required environment variables.

claude mcp add sigil -- npx -y sigild

~/.codex/config.toml

[mcp_servers.sigil]
command = "npx"
args = ["-y", "sigild"]

# codex mcp add sigil -- npx -y sigild

~/.cursor/mcp.json

{
  "mcpServers": {
    "sigil": {
      "command": "npx",
      "args": [
        "-y",
        "sigild"
      ]
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "sigil": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "sigild"
      ]
    }
  }
}

~/.gemini/settings.json

{
  "mcpServers": {
    "sigil": {
      "command": "npx",
      "args": [
        "-y",
        "sigild"
      ]
    }
  }
}

claude_desktop_config.json

{
  "mcpServers": {
    "sigil": {
      "command": "npx",
      "args": [
        "-y",
        "sigild"
      ]
    }
  }
}

.trae/mcp.json

{
  "mcpServers": {
    "sigil": {
      "command": "npx",
      "args": [
        "-y",
        "sigild"
      ]
    }
  }
}