Version 2.8 of the PowerMTA Management Console is frequently targeted for "nulling"—the process of removing the license verification or "call-home" feature of the software.
Contact Port25 (the creators of PowerMTA) to see if they offer a trial or a lower-tier developer license [2, 3]. Open Source Alternatives: If budget is the main concern, tools like
The legitimate PowerMTA Management Console is an essential tool for monitoring enterprise email delivery: