An SMTP client that is extremely easy to configure and use, providing a simple HTTP API that is used for sending emails.
Cost / License
- Free
- Proprietary
Platforms
- Windows
- Linux
An SMTP client that is extremely easy to configure and use, providing a simple HTTP API that is used for sending emails.
NikaMail 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 transfer agent (port 587) and mail exchange service (port 25). NikaMail supports TLS.




BulkMTA is Commercial Mail Server Similar to PowerMTA. IP Rotation, DKIM, Sender / Receiver Rate limiting.
You can send the mails via an smtp server, such as blat, supports authentication and ssl. In addition, he can also send emails via the OWA interface (i.e. the Exchange Server can also be used for external sending if the OWA is published).