May 26, 2018
Relay-only Mail Transfer Agent with sendmail compatible syntax
esmtp is a user configurable relay-only Mail Transfer Agent MTA with a sendmail compatible syntax. It’s based on libESMTP supporting the AUTH including the CRAM-MD5 and NTLM SASL mechanisms and the StartTLS SMTP extensions.
These are the esmtp features
* fully sendmail command line compatible, * supports the AUTH SMTP extension, with the CRAM-MD5 and * NTLM SASL mechanisms, * support the StartTLS SMTP extension, * requires no administration privileges, * individual user configuration, * does not receive mail, expand aliases or manage a queue.