{"id":261615,"date":"2026-01-02T08:23:00","date_gmt":"2026-01-02T08:23:00","guid":{"rendered":"https:\/\/wordpress.org\/plugins\/blog-mailer\/"},"modified":"2026-03-30T08:04:40","modified_gmt":"2026-03-30T08:04:40","slug":"cn-blog-mailer","status":"publish","type":"plugin","link":"https:\/\/id.wordpress.org\/plugins\/cn-blog-mailer\/","author":23401422,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_crdt_document":"","version":"3.2","stable_tag":"trunk","tested":"6.9.4","requires":"5.8","requires_php":"7.4","requires_plugins":null,"header_name":"CN Blog Mailer","header_author":"Creative Noesis","header_description":"Simple automated newsletter system for WordPress. 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Perfect for bloggers who want to keep their audience engaged without the complexity of third-party email marketing services.<\/p>\n\n<p>Build your mailing list with customizable subscription forms, schedule automated email notifications, and track delivery - all from your WordPress dashboard.<\/p>\n\n<h4>Features<\/h4>\n\n<ul>\n<li><strong>Automated Newsletters<\/strong> - Schedule automatic newsletters with your latest posts<\/li>\n<li><strong>Unlimited Subscribers<\/strong> - No subscriber limits<\/li>\n<li><strong>Subscriber Management<\/strong> - Easy-to-use subscriber list management<\/li>\n<li><strong>Subscription Forms<\/strong> - Add subscribe forms anywhere with <code>[cnbm_subscribe_form]<\/code> shortcode<\/li>\n<li><strong>Customizable Templates<\/strong> - Email template customization (Colors, Fonts)<\/li>\n<li><strong>Send Log<\/strong> - Track all sent emails<\/li>\n<li><strong>Cron Monitoring<\/strong> - Monitor your automated sending jobs<\/li>\n<li><strong>Manual Sending<\/strong> - Send newsletters on demand<\/li>\n<li><strong>Test Emails<\/strong> - Preview newsletters before sending<\/li>\n<li><strong>Reliable Queue System<\/strong> - Handle large subscriber lists efficiently<\/li>\n<\/ul>\n\n<h4>Perfect For<\/h4>\n\n<ul>\n<li>Bloggers who want to notify subscribers of new posts<\/li>\n<li>Small businesses sharing updates<\/li>\n<li>Content creators building an audience<\/li>\n<li>Anyone wanting simple email automation<\/li>\n<\/ul>\n\n<h4>How It Works<\/h4>\n\n<ol>\n<li>Activate the plugin<\/li>\n<li>Configure your sending preferences<\/li>\n<li>Add the subscription form to your site<\/li>\n<li>Subscribers receive automatic newsletters with your latest posts<\/li>\n<\/ol>\n\n<h3>Support<\/h3>\n\n<p>For support, please visit  <a href=\"https:\/\/creativenoesis.com\/support\/\">Creative Noesis Support<\/a>.<\/p>\n\n<h3>Privacy Policy<\/h3>\n\n<p>CN Blog Mailer stores subscriber information (email addresses, names, subscription dates) in your WordPress database. No data is sent to external services unless you configure an SMTP service.<\/p>\n\n<p>When subscribers use the unsubscribe link, they can opt to delete all their data.<\/p>\n\n<p>If you delete the plugin and choose to remove data, all subscriber information will be permanently deleted from your database.<\/p>\n\n<!--section=installation-->\n<ol>\n<li>Upload the <code>cn-blog-mailer<\/code> folder to the <code>\/wp-content\/plugins\/<\/code> directory<\/li>\n<li>Activate the plugin through the 'Plugins' menu in WordPress<\/li>\n<li>Go to <strong>CN Blog Mailer \u2192 Settings<\/strong> to configure your preferences<\/li>\n<li>Add the subscription form using the <code>[cnbm_subscribe_form]<\/code> shortcode<\/li>\n<\/ol>\n\n<h4>Minimum Requirements<\/h4>\n\n<ul>\n<li>WordPress 5.8 or greater<\/li>\n<li>PHP version 7.4 or greater<\/li>\n<li>MySQL version 5.7 or greater OR MariaDB version 10.2 or greater<\/li>\n<\/ul>\n\n<!--section=faq-->\n<dl>\n<dt id=\"do%20i%20need%20a%20third-party%20email%20service%3F\"><h3>Do I need a third-party email service?<\/h3><\/dt>\n<dd><p>No! CN Blog Mailer uses WordPress's built-in wp_mail() function. However, for better deliverability with large lists, we recommend using an SMTP plugin like WP Mail SMTP.<\/p><\/dd>\n<dt id=\"how%20often%20are%20newsletters%20sent%3F\"><h3>How often are newsletters sent?<\/h3><\/dt>\n<dd><p>You can configure the sending frequency in settings. Options include daily, weekly, bi-weekly, monthly, custom interval, or manual sending only. A background process runs every 30 minutes to ensure newsletters are sent reliably even on low-traffic sites.<\/p><\/dd>\n<dt id=\"can%20i%20customize%20the%20email%20template%3F\"><h3>Can I customize the email template?<\/h3><\/dt>\n<dd><p>Yes! You can customize the email template including colors, fonts, and content length.<\/p><\/dd>\n<dt id=\"is%20there%20a%20subscriber%20limit%3F\"><h3>Is there a subscriber limit?<\/h3><\/dt>\n<dd><p>No, there are no subscriber limits. The plugin includes a reliable queue system to handle subscriber lists of any size.<\/p>\n\n<p>However, for large subscriber lists (1,000+), we recommend:\n* Using an SMTP service (like SendGrid, Mailgun, or Amazon SES) instead of your hosting's mail server for better deliverability\n* Monitoring your sending reputation and bounce rates\n* Ensuring your server has adequate resources to process large batches<\/p><\/dd>\n<dt id=\"how%20do%20subscribers%20unsubscribe%3F\"><h3>How do subscribers unsubscribe?<\/h3><\/dt>\n<dd><p>Every email includes an automatic unsubscribe link. Subscribers can opt-out with one click.<\/p><\/dd>\n<dt id=\"is%20it%20gdpr%20compliant%3F\"><h3>Is it GDPR compliant?<\/h3><\/dt>\n<dd><p>Yes! The plugin includes:\n* Clear consent during subscription\n* Easy unsubscribe process\n* Complete data deletion on uninstall (if configured)\n* No data sent to third parties<\/p><\/dd>\n<dt id=\"what%20happens%20to%20my%20data%20if%20i%20delete%20the%20plugin%3F\"><h3>What happens to my data if I delete the plugin?<\/h3><\/dt>\n<dd><p>You can configure whether to keep or delete all subscriber data when uninstalling the plugin.<\/p><\/dd>\n\n<\/dl>\n\n<!--section=changelog-->\n<h4>3.2<\/h4>\n\n<ul>\n<li>Replaced background processor with robust failsafe mechanisms<\/li>\n<li>Added atomic locking to prevent race conditions during batched email sends<\/li>\n<li>Improved timeout handling and introduced fatal error isolation (Throwable catching)<\/li>\n<li>Added duplicate email prevention natively directly into the queue insertion<\/li>\n<\/ul>\n\n<h4>3.1<\/h4>\n\n<ul>\n<li>Reliability improvements for shared\/slow servers<\/li>\n<li>Added concurrent send prevention (distributed locking)<\/li>\n<li>Added graceful timeout handling (stops at 80% of execution time)<\/li>\n<li>Added campaign progress tracking table<\/li>\n<li>Added automated health checks to recover stuck emails<\/li>\n<\/ul>\n\n<h4>1.0.8<\/h4>\n\n<ul>\n<li>Added: Reset Last Send Time feature for easier testing<\/li>\n<li>Added: 30-minute schedule reliability checker for consistent newsletter delivery<\/li>\n<li>Improved: Scheduling reliability on low-traffic sites<\/li>\n<\/ul>\n\n<h4>1.0.7<\/h4>\n\n<ul>\n<li>Improved: Newsletter scheduling system<\/li>\n<\/ul>\n\n<h4>1.0.6<\/h4>\n\n<ul>\n<li>Fixed: Bug Fix in Display Time<\/li>\n<\/ul>\n\n<h4>1.0.5<\/h4>\n\n<ul>\n<li>Fixed: Emails getting stuck in 'processing' status now automatically recovered<\/li>\n<li>Fixed: Newsletter schedule being lost after sending - schedule now persists correctly<\/li>\n<li>Added: Automatic recovery mechanism for queue processing failures<\/li>\n<li>Added: Schedule persistence check after each cron execution<\/li>\n<\/ul>\n\n<h4>2.0.0<\/h4>\n\n<ul>\n<li>Initial release on WordPress.org<\/li>\n<li>Automated newsletter sending<\/li>\n<li>Subscriber management<\/li>\n<li>Customizable templates<\/li>\n<li>Send log tracking<\/li>\n<li>Cron job monitoring<\/li>\n<li>Subscription form shortcode<\/li>\n<\/ul>","raw_excerpt":"Simple automated newsletter plugin for WordPress. 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