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Analyzed about 11 hours ago. based on code collected about 16 hours ago.

Project Summary

Stalwart IMAP is an open-source Internet Message Access Protocol server designed to be secure, fast, robust and scalable.

Key features:

- IMAP4 and ManageSieve server: IMAP4rev2 (RFC 9051) full compliance, IMAP4rev1 (RFC 3501) backwards compatible, ManageSieve (RFC 5804) server with support for all extensions.
- Multiple IMAP extensions supported: Access Control Lists (ACL) (RFC 4314), Conditional Store and Quick Resynchronization (RFC 7162), SORT and THREAD (RFC 5256), Message Preview Generation (RFC 8970), etc.
- JMAP support: JMAP Core (RFC 8620), JMAP Mail (RFC 8621), JMAP over WebSocket (RFC 8887), JMAP for Sieve Scripts (DRAFT-SIEVE-13).
- Flexible, Secure, Robust and Scalable.


imap imap4 imapserver jmap rust

In a Nutshell, Stalwart IMAP server...

GNU Affero General Public License v3.0 or later

Commercial Use



Place Warranty



Hold Liable


Disclose Source

Include Copyright

State Changes

Include License

Include Install Instructions

These details are provided for information only. No information here is legal advice and should not be used as such.

Project Security

Vulnerabilities per Version ( last 10 releases )

There are no reported vulnerabilities

Project Vulnerability Report

Security Confidence Index

Poor security track-record
Favorable security track-record

Vulnerability Exposure Index

Many reported vulnerabilities
Few reported vulnerabilities

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About Project Security

30 Day Summary

Sep 1 2023 — Oct 1 2023

12 Month Summary

Oct 1 2022 — Oct 1 2023
  • 25 Commits
    Down -8 (24%) from previous 12 months
  • 2 Contributors
    Up + 1 (100%) from previous 12 months


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