Mail Servers Page 4 of 4

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.

Mailsnag lets you build resilient SMTP integrations while protecting you from spamming customers during testing on QA and Staging environments. It is like Chaos Monkey for SMTP integrations.

Secure Free EMail Service Hosted in Switzerland.

Amazon WorkMail is a secure, managed business email and calendar service with support for existing desktop and mobile email client applications.

Mox is a modern full-featured open source secure mail server for low-maintenance self-hosted email.

QMail MTA.

EmailSuccess, an advanced SMTP Server (MTA) built from the ground up to handle the most critical reliability, performance, security, and deliverability requirements.

MailSite Email Servers provide high quality,easy to use email solutions for businesses, enterprises and service providers that require secure, scalable email hosting software with integrated anti-spam, anti-virus,content filtering & attack prevention.

A lightweight mail server with SMTP and POP3 support. It mainly used as store-and-forward mail server with POP access to spooled messages or it can be used as a personal internet mail server.

DevMail is an email sandbox service for software developers. It allows developers to capture emails from various environments and inspect HTML, text, source code, raw headers, and attachments, and improve deliverability by analyzing email spam scores.

A fake SMTP server for software integration testing.

DeskNow is a fully featured and easy to use mail and collaboration server with build-in antivirus and antispam. SyncML for mobile devices is separately licensed.

Simple, easy and secure mail server with a convenient and simple interface. Automatic certificate renewal through Let’s encrypt. Redirect, local storage. IMAP and SMTP.

Fake SMTP server for safe email testing. Stop accidentally spamming your customers.