OpenSMTPD Verified Customer Reviews (2026)

Email that never reaches the primary inbox never gets read. InboxAlly is a deliverability platform built for senders who need to recover inbox placement and then hold it. It repairs sender reputation at the domain and IP level, runs adaptive warmup for new sending identities, confirms where mail is landing with placement testing across Gmail, Outlook, Yahoo and more, and raises alerts when blacklist status or reputation trends move the wrong way. An ML-modeled sender score turns reputation into a number you can track week to week rather than a guess. InboxAlly adds to your existing setup instead of replacing it. It works with any ESP, SMTP relay or custom sending infrastructure, needs no migration, and does not require your sending credentials. It scales from one domain to enterprise programs running many sender profiles, with a REST API, native integrations, a dedicated customer success manager on every plan, and 24/7 live support.

Progress MOVEit Managed File Transfer (MFT) software is used by organizations around the world to improve visibility, control and governance of file transfer operations involving sensitive and business critical data. MOVEit software helps support reliable business workflows by enabling secure and compliance-ready data exchange between customers, partners, users and systems, while reducing the risks associated with manual processes and fragmented tools. With its flexible architecture, MOVEit software allows organizations to select the capabilities that best align with their operational, security and compliance requirements. Progress MOVEit Transfer consolidates file transfer activity into a single, centralized platform, improving oversight of critical business processes. Built in security capabilities—including centralized access controls, encryption and comprehensive activity tracking—help organizations manage file transfers in line with service level agreements, internal governance policies and regulatory requirements such as PCI DSS, HIPAA and GDPR. MOVEit software supports both on premises and cloud deployments, including Progress MOVEit Cloud, a fully managed SaaS option that delivers secure and compliance-ready file transfer without the burden of maintaining infrastructure. MOVEit Cloud provides documented controls and operational safeguards designed to support compliance programs while maintaining consistent security and governance standards. Progress MOVEit Automation extends the platform by providing advanced, no code workflow automation. By working alongside MOVEit Transfer, legacy on-premises systems and cloud-native file storage endpoints, it enables organizations to streamline recurring file processes, reduce manual effort and improve consistency without relying on custom scripts.

The restrictions on relay functionality have been completely revamped to include a more intuitive interface that enhances user control over security protocols associated with relays. In addition, EIMS has introduced a proprietary Domain Name Resolver (DNR) that aims to rectify the shortcomings of the Open Transport DNR and offers better performance than the OS X DNR, although it does not yet support non-recursive DNS configurations. A new feature has been added with the inclusion of an SMTP Submit port, which operates by default on TCP port 587, effectively replicating the capabilities of the traditional SMTP port and proving especially advantageous for users whose internet service providers impose limitations on port 25. Users can now set a cap on the number of recipients allowed per email, and the previously compulsory Expand SMTP Addresses feature can now be turned off, marking a significant shift from EIMS versions 3.1 and earlier where it could not be disabled. Moreover, the SMTP server on both ports 25 and 587 is now capable of logging Telnet connections and identifying behaviors similar to port scanning, which significantly bolsters security monitoring functions. Overall, these enhancements are designed to empower users with improved flexibility and security in their email management, thus adapting to contemporary needs. This comprehensive update reflects a commitment to evolving user demands and technological advancements in email services.