OpenSMTPD Alternatives
OpenSMTPD
OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with some additional standard extensions. It allows ordinary machines to exchange e-mails with other systems speaking the SMTP protocol.
Best OpenSMTPD Alternatives for Linux
Are you still using OpenSMTPD? Let's compare it to the best other options below. Maybe one of these OpenSMTPD alternatives will work on your device, too.
Postfix
FreeOpen SourceMacLinuxPostfix is a mail transfer agent (MTA) that routes and delivers electronic mail. It attempts to be fast, easy to administer, and secure. The software is also known by...
Exim
FreeOpen SourceMacLinuxExim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Courier-MTA
FreeOpen SourceMacLinuxBSDSelf-HostedThe Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols, such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier...
Features:
- Email Server
- SMTP
Sendmail
FreeOpen SourceMacLinuxSendmail is a general purpose internetwork email routing facility that supports many kinds of transfer and delivery methods, including the Simple Mail Transfer Protocol...
NikaMail
FreeOpen SourceMacLinuxNikaMail is a portable, extendable, zero-config email server. It is designed to perform automation tasks, provide access to mailboxes (port 110), serve as a mail...
Features:
- Exchange email
- Email Server
- POP3 Support
Upvote Comparison
Interest Trends
OpenSMTPD Reviews
Add your reviews & share your experience when using OpenSMTPD to the world. Your opinion will be useful to others who are looking for the best OpenSMTPD alternatives.