Self-hosted Communication - Email - Mail Delivery Agents software
Mail Delivery Agents (MDAs) - IMAP/POP3 server software.
3 projects, sorted by GitHub stars (as recorded in the dataset). Star counts and dates come from the dataset snapshot, not live.
| Name | Description | License | Stars | Updated | Platforms | |
|---|---|---|---|---|---|---|
| Dovecot | IMAP and POP3 server written primarily with security in mind. | MIT, LGPL-2.1 | 1,269 | 2026-10-20 | C, deb | Source |
| DavMail | POP/IMAP/SMTP/Caldav/Carddav/LDAP exchange gateway allowing users to use any mail/calendar client with an Exchange server, even from the internet or behind a firewall through Outlook Web Access. | GPL-2.0 | 771 | 2026-10-19 | Java | Source |
| Cyrus IMAP | Email (IMAP/POP3), contacts and calendar server. | BSD-3-Clause-Attribution | 652 | 2026-10-21 | C | Source |