MailKite Server alternatives

Nearest on its board

1. 4
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   Postmarkpostmarkapp.com

   Postmark delivers and tracks application email as a replacement for SMTP or Sendmail.

   6.3 APIOpenFree Free tier
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   Resend Broadcastsresend.com

   Resend Broadcasts lets users send email blasts to contacts using a WYSIWYG editor.

   6.3 APIOpenFree Free tier · from $20/mo
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   Mailjetmailjet.com
   6.3 APIOpenFree Free tier · from $9/mo
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4. 7
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   Twilio SendGridtwilio.com

   Twilio SendGrid is a cloud-based SMTP provider and email delivery engine that sends email without customers maintaining their own email servers.

   6.1 APIOpenFree Free tier · from $19.95/mo
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   MailerSendmailersend.com

   MailerSend is a hosted transactional messaging service for sending and tracking email, SMS and WhatsApp messages.

   6.4 APIOpenFree Free tier · from $7/mo
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6. 8
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   Hyvor Relayrelay.hyvor.com

   Hyvor Relay is an open-source, self-hostable email API designed for developers.

   6.1 APIOpenFree Free tier · from €30/mo
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   turboSMTPturbosmtp.com

   turboSMTP provides hosted SMTP relay and API infrastructure for transactional, marketing and newsletter email delivery.

   6.7 APIOpenFree Free tier · from €14.95/mo
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   EmailEngineemailengine.app

   EmailEngine is a self-hosted email API that connects existing Gmail, Microsoft 365 and IMAP mailboxes through a unified REST API.

   6.1 APIOpenFree From $1,450/yr
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   Mailtrap Email Sendingmailtrap.io

   Mailtrap Email API/SMTP delivers transactional and bulk emails for developers and businesses at scale.

   6.0 APIOpenFree Free tier · from $15/mo
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    Postagoposta.dev

    Posta is a self-hosted email delivery platform for sending and receiving email through an HTTP API.

    6.0 APIOpenFree Free tier
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11. 12
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    SMTP2GOsmtp2go.com
    6.0 APIOpenFree Free tier · from $100/yr
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12. 13
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    Emailitemailit.com

    Emailit combines transactional and marketing email through a REST API, SMTP relay, or dashboard.

    6.0 APIOpenFree Free tier · from $20/mo
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    Maileroomaileroo.com

    Maileroo provides SMTP relay and Email API services for transactional and marketing emails.

    6.0 APIOpenFree Free tier · from $10/mo
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    MailPacemailpace.com

    MailPace is a transactional email service for sending emails such as password resets, OTP codes, and notifications.

    6.0 APIOpenFree Free tier · $10 usage-based
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15. 16
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    Netcore Email APInetcorecloud.com

    Netcore Email API adds email-sending capabilities to applications or websites, with messages triggered by schedules or user actions.

    5.9 APIOpenFree Free tier
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16. 17
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    CloudMailincloudmailin.com

    CloudMailin receives and parses email, then delivers it to a web application as an HTTP POST webhook.

    5.9 APIOpenFree Free tier · from $25/mo
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17. 18
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    e2ae2a.dev

    e2a is an open-source email API for applications and AI agents, available as hosted service or self-hosted Apache-2.0 software.

    5.9 APIOpenFree Free tier · from $10/mo
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    Plunkuseplunk.com

    Plunk is an open-source email platform for transactional email, marketing campaigns, and automated workflows against one contact list.

    5.9 APIOpenFree Free tier
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    Waypointusewaypoint.com

    Waypoint is an email API for engineers paired with a visual template builder for product teams.

    5.9 APIOpenFree Free tier · from $20/mo
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20. 21
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    SocketLabssocketlabs.com

    SocketLabs describes its offering as an email delivery and analytics platform for sending, analyzing, and optimizing email.

    5.8 APIOpenFree From $39.95/mo
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