Mesh Creation

Mesh SMTP helps route WordPress emails through an SMTP server for better deliverability and reliability.
It is built for site owners, agencies, and developers who want a lightweight SMTP plugin with a simple and modern admin interface.
Version 1.4.0 adds a guided four-step setup wizard, safe export/import tools for reusable SMTP settings, clearer provider guidance, and a more polished admin experience.
<h4>Features</h4>
<ul>
<li>Guided four-step setup wizard for choosing a provider, saving SMTP credentials, sending a test email, and finishing with a quick confirmation</li>
<li>Simple SMTP configuration for host, port, encryption, username, password, From Email, and From Name</li>
<li>Provider presets with auto-detect help for known email domains, SMTP hosts, and site mail-routing hints</li>
<li>Test email tool with clear success and error feedback</li>
<li>Lightweight recent email activity log with the latest 50 entries stored and the newest 10 shown in admin</li>
<li>Last failed email summary card for faster troubleshooting</li>
<li>Copyable diagnostic summary for support requests and debugging</li>
<li>wp-config.php constant overrides for secure deployment-based SMTP settings</li>
<li>Safe export and import tools for reusing settings across sites</li>
<li>Status snapshot with current SMTP configuration summary</li>
<li>Better setup hints, stronger sender guidance, and practical provider notes for popular services</li>
<li>Clean and modern admin UI</li>
<li>Capability checks, nonce verification, and sanitized settings handling</li>
<li>Passwords are not shown back in the UI after saving</li>
<li>Saved SMTP details stay intact when you temporarily disable the SMTP override</li>
<li>Works with WordPress emails sent through <code>wp_mail()</code></li>
</ul>
<h4>Supported provider presets</h4>
<ul>
<li>Gmail</li>
<li>Outlook / Microsoft 365</li>
<li>Zoho Mail</li>
<li>Hostinger</li>
<li>SendGrid</li>
<li>Mailgun</li>
<li>Custom SMTP</li>
</ul>
<h4>Why use Mesh SMTP?</h4>
Many WordPress sites face email delivery issues such as contact form emails not arriving, password reset emails failing, or transactional emails landing in spam. Mesh SMTP gives you a straightforward way to connect WordPress to a trusted SMTP provider and improve email reliability.
The plugin focuses on practical setup, safer configuration reuse across sites, lightweight diagnostics, and a clean WordPress-friendly experience.
<h4>Security notes</h4>
<ul>
<li>Settings are processed with WordPress sanitization and nonce verification</li>
<li>Access is restricted to authorized administrators</li>
<li>SMTP debug output is not exposed in the admin UI</li>
<li>Saved passwords are not displayed back in the settings form after saving</li>
<li>wp-config.php constants can override saved settings for more controlled deployments</li>
</ul>

Mesh SMTP

A lightweight WordPress SMTP plugin with guided setup, safe settings reuse, and practical email diagnostics.

bytecorestack

SMTP Manager by ByteCore Stack replaces the default WordPress mail function with a fully configurable SMTP connection. Every outgoing email is logged with its delivery status, and an optional health-check cron job monitors your SMTP server and alerts your team on Slack or Microsoft Teams the moment delivery starts failing.
Features
<ul>
<li>Custom SMTP host, port, and encryption (SSL / TLS / none)</li>
<li>Compatible with Gmail App Passwords, Outlook / Office 365, and any standard SMTP provider</li>
<li>Custom From name and From email address</li>
<li>Full email log — date, subject, sender, recipient, status, and error message</li>
<li>Searchable and filterable log with date-range presets (today through all time)</li>
<li>CSV export of the email log</li>
<li>Automated SMTP health monitoring via WordPress Cron (TCP-only, no email sent)</li>
<li>Slack and Microsoft Teams webhook alerts on consecutive SMTP failures</li>
<li>Configurable failure threshold and maximum notification count</li>
<li>One-click “Send Test Email” to verify your SMTP configuration instantly</li>
<li>Scheduled HTML email delivery reports (daily / weekly / monthly)</li>
<li>Automatic log pruning — keep the last 30 days or the last 1,000 records</li>
<li>Dark-mode admin UI</li>
</ul>
<h3>External Services</h3>
This plugin may contact the following external services. All connections are either user-initiated or require explicit configuration by the site administrator.
1. Your SMTP server (user-configured) 
The plugin routes all WordPress emails through the SMTP server credentials you enter in Settings → SMTP Manager. The hostname, port, username, and password are provided entirely by you. No data is sent to any ByteCore Stack server.
2. Slack Incoming Webhooks (optional) 
If you enable Slack alerts, the plugin will POST a JSON failure notification to the Slack Incoming Webhook URL you provide when consecutive SMTP failures are detected. This URL is specific to your Slack workspace and is created by you. 
* Service: Slack Technologies, LLC 
* Privacy policy: https://slack.com/privacy-policy 
* Terms of service: https://slack.com/terms-of-service
3. Microsoft Teams Incoming Webhooks (optional) 
If you enable Teams alerts, the plugin will POST a JSON failure notification to the Teams Incoming Webhook URL you provide when consecutive SMTP failures are detected. This URL is specific to your Teams channel and is created by you. 
* Service: Microsoft Corporation 
* Privacy policy: https://privacy.microsoft.com/en-us/privacystatement 
* Terms of service: https://www.microsoft.com/en-us/servicesagreement
4. Google Fonts API 
The admin settings page loads two typefaces (DM Sans and DM Mono) from the Google Fonts API to render the admin UI. This request is made only by the administrator’s browser when visiting the plugin settings page. No personal data from site visitors is ever transmitted. 
* Service: Google LLC 
* Privacy policy: https://policies.google.com/privacy 
* Terms of service: https://policies.google.com/terms 
* Font API endpoint: https://fonts.googleapis.com/
No data is collected, transmitted to, or processed by ByteCore Stack servers.

SMTP Manager by ByteCore Stack

Send WordPress emails via SMTP. Logs deliveries, monitors SMTP health via WP-Cron, and alerts on Slack or Microsoft Teams when sending fails.

Mesh SMTP vs SMTP Manager by ByteCore Stack