WP Duck 🐥

Stops all outgoing emails to ensure no emails are sent from your WordPress site, particularly useful for staging environments. This plugin is compatible with PHP versions 5.0 through 8.3 and has been tested up to WordPress version 6.6.
Updates in Version 1.0.1: 
– Updated function and class names with a unique prefix to prevent conflicts with other plugins. 
– Added text domain loading for translations. 
– Ensured all user-facing strings are translatable and properly escaped. 
– Improved code to adhere to WordPress Plugin guidelines.

Block All Emails

Prevents all outgoing emails from your WordPress site, ideal for staging environments.

Rasheduzzaman khan

Mehedi Hasan Shawon

waatechdigital

Ibrahim khalil

OrangeToolz

OrangeSMTP replaces WordPress’s default mail function with a reliable SMTP connection, ensuring your emails actually reach the inbox — not the spam folder.
Whether you’re running a WooCommerce store, a membership site, or a business blog, OrangeSMTP gives you complete control over how your WordPress emails are sent, tracked, and monitored.
<h3>Why WordPress Emails Fail</h3>
By default, WordPress sends emails using the PHP <code>mail()</code> function, which has no authentication. Most email providers reject or silently drop these messages. OrangeSMTP routes your emails through a trusted SMTP provider with proper authentication, so your messages are delivered reliably every time.
<h3>12+ Email Providers Supported</h3>
Connect to the provider that works best for you:
<ul>
<li>Gmail / Google Workspace — Send using your Google account with App Password or OAuth</li>
<li>Mailgun — API + SMTP with open & click tracking</li>
<li>Amazon SES — High-volume sending with AWS reliability</li>
<li>SendGrid — Industry-leading deliverability</li>
<li>Brevo (formerly Sendinblue) — Free tier with generous limits</li>
<li>Zoho Mail — Ideal for Zoho Workspace users</li>
<li>Postmark — Built for transactional email</li>
<li>SparkPost — Enterprise-grade delivery</li>
<li>SMTP.com — Dedicated SMTP infrastructure</li>
<li>Resend — Modern API-first email service</li>
<li>MailerSend — Transactional email with templates</li>
<li>Generic SMTP — Any provider: Yahoo, Outlook, Hotmail, and more</li>
</ul>
<h3>Failure Alert Channels</h3>
Get instantly notified the moment an email fails to deliver — before your customers notice:
<ul>
<li>📧 Email — Alert sent to any address</li>
<li>💬 Slack — Post to any Slack channel</li>
<li>🎮 Discord — Send to a Discord webhook</li>
<li>📱 Telegram — Message via Telegram bot</li>
<li>🔷 Microsoft Teams — Post to a Teams channel</li>
<li>🔗 Custom Webhook — Connect to Zapier, Make, n8n, or any HTTP endpoint</li>
</ul>
Each channel can be enabled, disabled, and tested independently from the Failure Alerts page.
<h3>Email Log & Tracking</h3>
Every outgoing email is logged with full delivery details:
<ul>
<li>Sent / failed status</li>
<li>Provider used</li>
<li>Delivery timestamp</li>
<li>Open tracking</li>
<li>Click tracking</li>
<li>Error messages for failed emails</li>
</ul>
<h3>Email Template Builder</h3>
Design professional transactional emails with the built-in template editor:
<ul>
<li>Rich HTML editor with live preview</li>
<li>5 built-in starter templates</li>
<li>Custom templates with your own branding</li>
<li>Fallback plain-text generation</li>
</ul>
<h3>Routing & Failover</h3>
<ul>
<li>Smart Routing — Route emails to different providers based on from-address, subject keywords, email type, or source plugin</li>
<li>Failover / Circuit Breaker — Automatically switch to a backup provider when the primary fails; circuit reopens after 30 minutes</li>
</ul>
<h3>Setup Guides</h3>
Step-by-step setup guides are built into the plugin for every provider and every alert channel — no documentation tab switching needed.

OrangeSMTP – Connector any SMTP  Plugin, Report and  Bulk mail


I've been using Orange SMTP on a few WordPress sites, and it works flawlessly. The setup is straightforward, and email deliverability has improved significantly. No bloat, no unnecessary options—just a clean, efficient solution for SMTP. Highly recommended!


Simple and Effective SMTP Plugin

Fix WordPress email delivery with OrangeSMTP — connect to 12+ providers, track every email, and get instant failure alerts across 6 channels.

Block All Emails vs OrangeSMTP – Connector any SMTP Plugin, Report and Bulk mail