Qpsmtpd

qpsmtpd is a flexible SMTP daemon written in Perl, designed to be easily extensible through a plugin architecture. It serves as a drop-in replacement for qmail-smtpd and supports integration with various mail transfer agents, providing advanced spam filtering and email processing capabilities.

Features

Implements a modular plugin system for extensibility
Supports integration with qmail, Postfix, Exim, and other MTAs
Provides plugins for spam and virus filtering
Enables authentication and encryption via TLS
Allows for greylisting and DNS-based blacklisting
Facilitates custom policy enforcement through scripting

Project Samples

Project Activity

See All Activity >

License

MIT License

Follow Qpsmtpd

Qpsmtpd Web Site

Other Useful Business Software

Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight

Lock Down Any Resource, Anywhere, Anytime

CLEAR by Quantum Knight is a FIPS-140-3 validated encryption SDK engineered for enterprises requiring top-tier security. Offering robust post-quantum cryptography, CLEAR secures files, streaming media, databases, and networks with ease across over 30 modern platforms. Its compact design, smaller than a single smartphone image, ensures maximum efficiency and low energy consumption.

Learn More

Rate This Project

User Reviews

Be the first to post a review of Qpsmtpd!

Additional Project Details

Operating Systems

Linux, Mac, Windows

Programming Language

Perl

Related Categories

Perl Email Software

Registered

2025-05-05

Similar Business Software

BrandMail

BrandMail®, developed by BrandQuantum, is a software solution that seamlessly integrates with Microsoft Outlook to empower every employee in the organization to automatically create consistently branded emails via a single toolbar that provides access to brand standards and the latest...

See Software
Proton Mail

Proton Mail is the simplest way to protect your communications with built-in end-to-end encryption. Prevent data breaches, stay compliant with regulations like GDPR and HIPAA, and earn client trust. Protected by Swiss privacy laws and trusted by over 50,000 businesses, Proton Mail keeps your...

See Software
ToogleBox

A secured platform helping Super Admins, IT Managers, Marketing Managers, and HR Managers automate, secure, and manage Google Workspace functionalities. Running natively on GCP, our modular suite bridges the gap between standard Google functionalities and enterprise governance. ToogleBox Core...

See Software
Letsignit

Letsignit is a centralized email signature management platform for organizations of all sizes. Create, assign, and manage signatures for all employees, standardize formats company-wide, and reduce manual requests with updates driven by directory data such as Active Directory. Designed for...

See Software
WiseStamp

WiseStamp is an award-winning, enterprise-grade email signature management solution designed to scale with the needs of market-leading organizations. Trusted by over 1.2 million customers worldwide, WiseStamp enables businesses to centrally create, manage, and deploy professional, on-brand email...

See Software
Shift

Shift is the first fully customizable browser that empowers you to make the most of your life online. Shift allows you to drag and drop apps, bars, and controls, to create a central hub that adapts to however you work. Sign into 1,500+ web apps, swap instantly between Spaces for work, side...

See Software