Powermta Download [work] Page

PowerMTA is proprietary, enterprise-grade software. There is no "open source" or "free community" edition. The Official PowerMTA Trial Download SparkPost allows qualified businesses to download a 30-day trial . This is a fully functional version, but it is limited to a low sending volume (often 10,000 emails per hour).

| Software | Type | Best For | | :--- | :--- | :--- | | | Open Source (MTA) | General purpose, easy to configure. | | Exim | Open Source (MTA) | Complex routing rules and content filtering. | | Haraka | Open Source (Node.js MTA) | High performance with custom plugins (great for webhooks). | | Mailcow | Open Source Suite | Full email stack (MTA + IMAP + Web UI). | powermta download

# Basic config example pmta <your-hostname> smtp-service <0.0.0.0:25> http-mgmt-port 8080 license-file /etc/pmta/license.lic max-message-size 50M source <all> always-allow-relay yes PowerMTA is proprietary, enterprise-grade software