dead-letter for VS Code

io.github.bigcactuslabs/dead-letter

Convert .eml email exports to clean Markdown for RAG, LLM pipelines, and local knowledge bases

client:VS Code transport:stdio runtime:pypi

Install dead-letter in VS Code

.vscode/mcp.json

{
  "servers": {
    "dead-letter": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "dead-letter"
      ]
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs