Software:DBMail

DBMail is a highly available Message delivery agent speaking IMAP, POP, ManageSieve and LMTP using industry standard PostgreSQL, MySQL and Oracle for secure scaleable storage.

It's main use is as an IMAP server, the industry standard for communicating with email clients on all platforms including web, mobile, iOS and Android.

The main benefits are:

• Securely and scaleably manages user emails with industry standard IMAP;
• Integrates with existing authentication backends including Active Directory and OpenLDAP;
• DBMail is scalable including multiple terrabyte installations;
• DBMail is flexible. You can run dbmail programs on different servers talking to the same database;
• Email filtering is integrated into DBMail and managed using sieve;
• An experimental Docker image is available;
• High Availability thanks to database replication and Docker images;
• Data safety thanks to database replication;
• Secure connections thanks to TLS;
• No need to maintain system users or write access to the filesystem;
• DBMail is Free software with a recognised GPL2 Open Source licence.

History

DBMail was created in 1999 by IC&S in the Netherlands, NFG Net Facilities Group BV from 2004 to 2013, Paul J Stevens from 2014 to 2019 and from 2020 by Alan Hicks with contributions from developers world-wide.

In 2010 Mariusz FRYDRYCH, Wojciech HORZELSKI from the University of Łódź tested DBMail with approximately 15,000 users in production conditions.

Features

• IMAP Server;
• POP Server;
• LMTP Daemon;
• Docker image;
• TLS security;
• Integrates with Active Directory and OpenLDAP;
• RDBMS storage and replication.

See also

• Comparison of mail servers
• List of mail servers

License

DBMail is released under the GPL.

External link

• DBMail website
• GitHub repository