SERVER

Stalwart Mail MCP

Rank #23,875

io.github.cybersmurf/stalwart-mail-mcp

Mail and contacts on a self-hosted Stalwart server via JMAP: search, read, OCR, send, drafts.

2 versions

by cybersmurf (1 servers)View repository ↗

Listed & last published

Oct 2, 2026

PURPOSE

What you can do with Stalwart Mail MCP

Stalwart Mail MCP is a Model Context Protocol (MCP) server published by cybersmurf. It ranks #23,875 of 150,963 active servers on MCP Toplist. Stalwart Mail MCP is listed across 2 registries — Official MCP and Glama, with 2 tracked versions. It was first listed on Oct 2, 2026 and most recently updated on Oct 2, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What Stalwart Mail MCP can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using Stalwart Mail MCP

DeclaredAPI keyCredentials declared

The registry listing declares required configuration before first use — typically an API key, token or connection string set via environment variables.

Declared by Glama, last synced Oct 22, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

STALWART_URL · required
STALWART_USER · required
STALWART_PASSWORD · required
MAIL_LANG · optional
MAIL_OCR_PROVIDER · optional
MAIL_OCR_API_KEY · optional
MAIL_OCR_MODEL · optional
MAIL_OCR_BASE_URL · optional

INSTALLATION AND FIRST TASK

Connect Stalwart Mail MCP and confirm it works

npm package

claude mcp add stalwart-mail-mcp -e "STALWART_URL=<your STALWART_URL>" -e "STALWART_USER=<your STALWART_USER>" -e "STALWART_PASSWORD=<your STALWART_PASSWORD>" -e "MAIL_LANG=<your MAIL_LANG>" -e "MAIL_OCR_PROVIDER=<your MAIL_OCR_PROVIDER>" -e "MAIL_OCR_API_KEY=<your MAIL_OCR_API_KEY>" -e "MAIL_OCR_MODEL=<your MAIL_OCR_MODEL>" -e "MAIL_OCR_BASE_URL=<your MAIL_OCR_BASE_URL>" -- npx -y stalwart-mail-mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.stalwart-mail-mcp]
command = "npx"
args = ["-y", "stalwart-mail-mcp"]

[mcp_servers.stalwart-mail-mcp.env]
STALWART_URL = "<your STALWART_URL>"
STALWART_USER = "<your STALWART_USER>"
STALWART_PASSWORD = "<your STALWART_PASSWORD>"
MAIL_LANG = "<your MAIL_LANG>"
MAIL_OCR_PROVIDER = "<your MAIL_OCR_PROVIDER>"
MAIL_OCR_API_KEY = "<your MAIL_OCR_API_KEY>"
MAIL_OCR_MODEL = "<your MAIL_OCR_MODEL>"
MAIL_OCR_BASE_URL = "<your MAIL_OCR_BASE_URL>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "stalwart-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "stalwart-mail-mcp"
      ],
      "env": {
        "STALWART_URL": "<your STALWART_URL>",
        "STALWART_USER": "<your STALWART_USER>",
        "STALWART_PASSWORD": "<your STALWART_PASSWORD>",
        "MAIL_LANG": "<your MAIL_LANG>",
        "MAIL_OCR_PROVIDER": "<your MAIL_OCR_PROVIDER>",
        "MAIL_OCR_API_KEY": "<your MAIL_OCR_API_KEY>",
        "MAIL_OCR_MODEL": "<your MAIL_OCR_MODEL>",
        "MAIL_OCR_BASE_URL": "<your MAIL_OCR_BASE_URL>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "stalwart-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "stalwart-mail-mcp"
      ],
      "env": {
        "STALWART_URL": "<your STALWART_URL>",
        "STALWART_USER": "<your STALWART_USER>",
        "STALWART_PASSWORD": "<your STALWART_PASSWORD>",
        "MAIL_LANG": "<your MAIL_LANG>",
        "MAIL_OCR_PROVIDER": "<your MAIL_OCR_PROVIDER>",
        "MAIL_OCR_API_KEY": "<your MAIL_OCR_API_KEY>",
        "MAIL_OCR_MODEL": "<your MAIL_OCR_MODEL>",
        "MAIL_OCR_BASE_URL": "<your MAIL_OCR_BASE_URL>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "stalwart-mail-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "stalwart-mail-mcp"
      ],
      "env": {
        "STALWART_URL": "<your STALWART_URL>",
        "STALWART_USER": "<your STALWART_USER>",
        "STALWART_PASSWORD": "<your STALWART_PASSWORD>",
        "MAIL_LANG": "<your MAIL_LANG>",
        "MAIL_OCR_PROVIDER": "<your MAIL_OCR_PROVIDER>",
        "MAIL_OCR_API_KEY": "<your MAIL_OCR_API_KEY>",
        "MAIL_OCR_MODEL": "<your MAIL_OCR_MODEL>",
        "MAIL_OCR_BASE_URL": "<your MAIL_OCR_BASE_URL>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "stalwart-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "stalwart-mail-mcp"
      ],
      "env": {
        "STALWART_URL": "<your STALWART_URL>",
        "STALWART_USER": "<your STALWART_USER>",
        "STALWART_PASSWORD": "<your STALWART_PASSWORD>",
        "MAIL_LANG": "<your MAIL_LANG>",
        "MAIL_OCR_PROVIDER": "<your MAIL_OCR_PROVIDER>",
        "MAIL_OCR_API_KEY": "<your MAIL_OCR_API_KEY>",
        "MAIL_OCR_MODEL": "<your MAIL_OCR_MODEL>",
        "MAIL_OCR_BASE_URL": "<your MAIL_OCR_BASE_URL>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "stalwart-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "stalwart-mail-mcp"
      ],
      "env": {
        "STALWART_URL": "<your STALWART_URL>",
        "STALWART_USER": "<your STALWART_USER>",
        "STALWART_PASSWORD": "<your STALWART_PASSWORD>",
        "MAIL_LANG": "<your MAIL_LANG>",
        "MAIL_OCR_PROVIDER": "<your MAIL_OCR_PROVIDER>",
        "MAIL_OCR_API_KEY": "<your MAIL_OCR_API_KEY>",
        "MAIL_OCR_MODEL": "<your MAIL_OCR_MODEL>",
        "MAIL_OCR_BASE_URL": "<your MAIL_OCR_BASE_URL>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Oct 2, 2026
Latest version published: Oct 2, 2026
Version history: 2 versions tracked (below)
Requirements evidence: Declared by Glama, last synced Oct 22, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 22, 2026

Registry sightings

Official MCP ↗listed since Oct 3, 2026 · still listed
Glama ↗listed since Oct 3, 2026 · still listed

Do you maintain Stalwart Mail MCP? to correct or enrich this profile.

VERSIONS

Available versions (2)

Version	Published
2.3.0	Oct 2, 2026
2.2.0	Oct 2, 2026

STANDING

#23,875of 150,963 active serversTop 25%

Ranks ahead of 127,088 of 150,963 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.cybersmurf%2Fstalwart-mail-mcp.svg)](https://mcptoplist.com/server/io.github.cybersmurf%2Fstalwart-mail-mcp)

HTML

<a href="https://mcptoplist.com/server/io.github.cybersmurf%2Fstalwart-mail-mcp"><img src="https://mcptoplist.com/badge/io.github.cybersmurf%2Fstalwart-mail-mcp.svg" alt="MCP Toplist: Top 25% of 150,963" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains Stalwart Mail MCP?: Stalwart Mail MCP is maintained by cybersmurf, which publishes 1 MCP server (2 total versions) tracked on MCP Toplist.
Is Stalwart Mail MCP listed on the Official MCP Registry?: Yes — Stalwart Mail MCP is listed on the Official MCP Registry, alongside Glama.
How many versions does Stalwart Mail MCP have?: MCP Toplist tracks 2 versions of Stalwart Mail MCP, most recently published on Oct 2, 2026.
Where can I find the source code for Stalwart Mail MCP?: The source code for Stalwart Mail MCP is hosted at github.com/cybersmurf/stalwart-mail-mcp.

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