npubmail
com.npubmail/npubmail
About npubmail
npubmail is an MCP server published by npubmail.com. Email inbox for AI agents, owned by a Nostr key. No signup or API key. Receive codes, read, send.
It runs on your own machine: your AI client starts it from the MCP bundle package npubmail-mcp-0.2.1.mcpb at version 0.2.1.
It asks for no keys or passwords.
Version 0.2.1 was published on 8 October 2026, and the source code is public, so you can read it before installing.
Written from the registry entry. 7 automated checks on registry metadata: 4 pass, 0 warn, 0 fail, 3 info. How we check.
What it asks for
| Variable | Required | Secret | Description |
|---|---|---|---|
NPUBMAIL_NAME | No | No | Preferred mailbox name (becomes <name>@npubmail.com if free). Optional. |
Checks
| Check | Result | Detail |
|---|---|---|
| Source repository linked | Pass | https://github.com/obvioussummer46/npubmail |
| Version pinned | Pass | Every package has an explicit version |
| Secrets requested | Info | Asks for no secrets |
| Known package registry | Pass | All packages come from npm, PyPI, OCI, NuGet or MCPB |
| Namespace ownership | Info | Name verified via domain npubmail.com |
| Registry text aimed at the AI | Pass | Description and settings contain no hidden characters or instructions to the AI |
| Code red flags | Info | Package could not be read (too large) |
Popularity & health: 47 / 100
Worked out from public numbers and our own checks, not from user reviews or ratings. It says how used and how looked-after a server is, not whether it is safe.
0 forks, 0 merged pull requests. Sources: GitHub, npm, PyPI (pypistats.org) and Hacker News (Algolia), fetched 2026-10-31.
What people say
No Hacker News threads link to its source code.
Look further: search Reddit, search Hacker News, read its GitHub issues. These are not reviews we checked.
Facts
| Registry name | com.npubmail/npubmail |
|---|---|
| Publisher | Domain npubmail.com |
| How the name is verified | Name verified via domain npubmail.com. The registry ties the name prefix to that account or domain; it does not check the code. |
| Type | Local: runs on your machine from a package |
| Packages | mcpb https://github.com/obvioussummer46/npubmail/releases/download/v0.2.1/npubmail-mcp-0.2.1.mcpb 0.2.1 (stdio) |
| Version | 0.2.1 |
| Published | |
| Last updated | |
| Source repository | https://github.com/obvioussummer46/npubmail |
| Website | https://npubmail.com |
| Category | Email & messaging (assigned by keyword rule, not by hand) |
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