Please be aware that using "nulled" software carries significant risks and downsides: Security Risks

Nulled scripts often contain hidden backdoors, malware, or keyloggers inserted by the crackers. This means anyone with access to your server can monitor your email campaigns, steal your client lists, and seize your server infrastructure. 2. Lack of Official Support and Updates

: A highly scalable MTA written in Node.js, featuring excellent plugin support.

PowerMTA version 4.0 and later support the Management Console. The official version is a paid, licensed product with ongoing support and updates.

If you are looking to optimize your email setup, let me know: What are you planning to send monthly?