Transparently add OAuth 2.0 support to IMAP/POP/SMTP client applications, scripts or any other email use-cases that don't support this authentication method.

An IMAP/POP/SMTP proxy that transparently adds OAuth 2.0 authentication for email clients that don't support this method. Keep legacy email clients working with Exchange Online, Gmail and other providers.

getmail 6 is a flexible, extensible mail retrieval system with support for POP3, IMAP4, SSL variants of both, maildirs, mboxrd files, external MDAs, arbitrary message filtering, single-user and domain-mailboxes, and many other useful features.

• getmail 6 @ GitHub.

GreenMail is an open source, intuitive and easy-to-use test suite of email servers for testing purposes.

Typical use cases include mail integration testing or a lightweight sand boxed mail server for development. GreenMail is the first and only library that offers a test framework for both receiving and retrieving emails from Java.

The free and open source email and collaboration software .

• Carbonio Mailbox @ GitHub.

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• Comment installer Carbonio CE - Votre propre Google Workspace 100% libre en 10 étapes @ Korben :fr:.

complete mail server SMTP + IMAP + POP3 + Antispam + Antivirus Web administration + Web email ...on your server in ~5 minutes