PowerMTA Alternatives
PowerMTA is described as 'Email gateway application (SMTP server) that makes it easy for senders to adopt the latest authentication specifications ( SPF and DKIM) to comply with changing ISP policies for accountable outbound email delivery. No over hype. It just delivers' and is an app in the Office & Productivity category. There are more than 10 alternatives to PowerMTA for a variety of platforms, including Linux, Mac, Windows, the Web and Self-Hosted solutions. The best alternative is Zentyal. It's not free, so if you're looking for a free alternative, you could try Postfix or Zimbra Collaboration Suite. Other great apps like PowerMTA are hMail Server (Free, Open Source), Microsoft Exchange Server (Paid), Exim (Free, Open Source) and Sendmail (Free, Open Source).
- Zentyal is a native Microsoft Active Directory implementation on Linux incorporating all the network services required in a small and medium business environment: Directory &... View 28 alternatives to Zentyal
- Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail. It attempts to be fast, easy to administer, and secure. View 22 alternatives to Postfix
- Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. View 42 alternatives to Zimbra Collaboration Suite
- Freemium • Open Source
- Linux
- Online
- Self-Hosted
- hMailServer is a free e-mail server for Microsoft Windows. Its used by Internet service providers, companies, governments, schools and enthusiasts in all parts of the world. View 25 alternatives to hMail Server
- Free • Open Source
- Windows
- Intelligent inbox and calendar software that's a part of the Microsoft Office Suite. View 45 alternatives to Microsoft Exchange Server
- Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet. View 16 alternatives to Exim
- Sendmail is a general purpose internetwork email routing facility that supports many kinds of transfer and delivery methods, including the Simple Mail Transfer Protocol (SMTP)... View 27 alternatives to Sendmail
- MailerQ is a high performance Mail Transfer Agent (MTA) and a very fast SMTP server, designed to deliver large volumes of email messages at very high speeds. MailerQ is based on RabbitMQ AMQP. View 7 alternatives to MailerQ
- Paid
- Linux
Cheaper licensing costs, less hardware required, faster, more scalable, better inclusive management console, friendlier to customersnkijkuit Faster, needs less resources (lower TCO), more flexiblethijsvandiessen Because MailerQ offers a perpetual license now - Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited mail accounts, storage, attachment size, custom logo. Free for commercial use. View 42 alternatives to iMail
- Sanwhole Exchange is a server running iMail, iPress and iStore services. iMail is an enterprise-class email server does Microsoft Exchange and Gmail work. iPress sets blog, forums and tickets in one. iStore is an online store. View 43 alternatives to Sanwhole Exchange