MCP.Market

JMAP Email MCP server

by mikluko·io.github.mikluko/jmap-mcp·v0.10.0·2 stars
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Email management via JMAP — mailboxes, messages, identities, and Sieve scripts

C65/100grade C
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Safety scan
C65/100

full report

Adoption
New

2 stars

Reviews

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If you have run it, two minutes of your experience saves the next person an afternoon.

JMAP Email tools

No tool declarations could be read from the package source. They show once the server is installed.

Public scan report

scanner v0.1.10 · 2026-09-28 · same rubric, same numbers if you re-run it

no findings
  • –Code scanpackage could not be scannedn/a
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitystatic API keys via environment variables6/15
  • Maintenancelast push 85 days ago12/15
  • Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
Overall 65/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How JMAP Email compares

Against every graded Email MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
65/100
higher than 20% of 916 Email servers
GitHub stars
2
more than 75% of 493 Email servers

Install JMAP Email in Claude Code, Cursor or VS Code

claude mcp add jmap-mcp -- docker run -i --rm ghcr.io/mikluko/jmap-mcp:0.10.0
Add to Cursor

What the publisher says

From the JMAP Email repository's README, as published. We do not edit it. Read it on GitHub

jmap-mcp

MCP server exposing JMAP email and Sieve script operations as tools.

Built with the Go MCP SDK (go-sdk) and go-jmap library.

Tools

Tools map closely to JMAP methods. Email mutation tools provide structured convenience wrappers over Email/set patches.

Mailbox (RFC 8621)

Email (RFC 8621)

Identity

Submission (feature-gated)

Sieve Scripts (RFC 9661, feature-gated)

Configuration

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

JMAP Email: common questions

Is JMAP Email MCP server safe?
With care: it is graded C, so read the findings first (65/100). Read the JMAP Email safety report
How do I install JMAP Email?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does JMAP Email need an API key?
Yes. The registry entry asks for JMAP_AUTH_TOKEN.
Is JMAP Email maintained?
The last commit was 122 days ago (2026-07-05). The latest release is v0.10.0.
What can I use instead of JMAP Email?
Servers from other publishers that do the same job: Openagentemail MCP server, Atomic Mail MCP server and Fluxmail MCP server.
How does JMAP Email compare with other Email MCP servers?
safety score 65/100 (higher than 20% of 916 Email servers); github stars 2 (more than 75% of 493 Email servers). Full comparison.

Alternatives to JMAP Email

Same job from other publishers: the closest match first, then the best rated.

  • Openagentemail
    Unlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
    B
  • Atomic Mail
    Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
    A
  • Fluxmail
    Read, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.
    B
  • Forward Email
    Privacy-focused email: domains, DNS verification, aliases, SMTP sending, mailboxes and calendars.
    A
  • Qmailing
    AI agents read & send email, manage mailboxes, domains and webhooks via the QMailing API.
    A