Changelog & Release Notes

Version 1.1.0 — November 2026

Phase 1 Deliverability Fortress:
- Added One-Click In-App DNS Health Auditor (live SPF, DKIM, DMARC, MX, BIMI scanner with 1-click clipboard copy).
- Implemented RFC 8058 One-Click List-Unsubscribe automated POST endpoint and signed browser fallback handler.
Phase 2 Resiliency & Protection:
- Built automated Standby Failover Routing for direct and queue dispatches.
- Added Hard Bounce Auto-Shield and automated contact quarantine (is_suppressed).
- Added admin unsuppression shield action button.
Phase 3 Marketing Extensions:
- Implemented A/B Subject Line Split Testing modal and alternating 50/50 delivery.
- Added conditional sequence drip branching (If Opened, If Not Opened, If Clicked).
Phase 4 Ecosystem Integrations:
- Added WooCommerce Visual Email Template Styling Override.
- Added Frontend Dashboard (FED) native Email Subscriptions tab.
- Added Gutenberg block mailfuz/subscriber-preferences with live canvas preview and inspector controls.
- Left-aligned Actions column header and action button items in email templates table.

Core standalone SMTP Relay transport engine.
Support for 6 native API Transports: Amazon SES, SendGrid, Postmark, Mailgun, Brevo, and Resend.
Visual Studio email template designer with 5 pre-built templates.
Email telemetry tracking: open rate detection, HMAC click link signing, and GDPR IP masking.
Asynchronous Queue Manager with WP-CLI daemon processing.
Dual environment modes: Test Sandbox and Live Production.