Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Alternatives to onesend
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
SendPaw Mailv1.4.0
Reliable transactional email for WordPress through SendPaw. Send your WordPress mail over the HTTP API or SMTP, with automatic fallback.
Meser10 Mailerv1.0.2
Send the email WordPress generates through your Meser 10 account instead of the server's own mail function.
SendSend Mailerv1.0.0
Send all WordPress email (password resets, order receipts, form notifications) through the SendSend email API instead of your web server.
SMTP Senpaiv1.1.3
Send WordPress email through SMTP Senpai by MailSenpai, an EU-hosted SMTP relay and email API. API key or SMTP, test email, domain check, log.
ZevSend SMTPv1.0.0
The official ZevSend plugin. Reliable email delivery for WordPress, WooCommerce, and any plugin that uses wp_mail().
Send WordPress email through SMTP with a simple 3-step setup, test email confirmation, privacy-first logs, provider presets, and safe diagnostics.
eusendv1.0.0
Send every WordPress email through eusend's EU-native API, and see what actually happened to it — delivered, bounced, opened or refused.
Lettr – Email APIv1.5.0
Send transactional emails from your site through the Lettr email API.
Sendfeather SMTPv1.0.0
Route WordPress email through Sendfeather via its HTTP API or SMTP, with a forced From address and a built-in test email.