Email & messaging APIs

Transactional email, SMS and notification APIs.

11 products

Postfix
—
A mail server intended as an alternative to Sendmail
Open source
Exim
Contact sales
Message transfer agent (MTA) for Unix systems.
Open source
iRedMail
Free
Free, Open Source Mail Server Solution
Free planOpen source
MailNesia
Free
Anonymous E-Mail In Seconds
Free planOpen source
HylaFAX
—
Enterprise-class system for sending and receiving facsimiles and alpha-numeric pages on
Open source
amavisd-new
Free
High-performance interface between MTA and content checkers
Open source
OpenSMTPD
—
A free implementation of the server-side SMTP protocol as defined by RFC 5321, with some 2
Open source
BlueOnyx
Free
Free, open-source hosting control panel for Linux servers with web, mail, DNS, and FTP.
Free planOpen source
Hexclave
$49/mo
The open-source platform for everything user
Free planOpen source
Waypoint
$20/mo
Email API for sending transactional emails with a visual template builder
Free planOpen source
Postal
—
An open source mail delivery platform
Open source