Best 2 Open Source turboSMTP Alternatives in 2025
turboSMTP is an email relay service that acts as a bridge between your email program and your recipients. When you send an email through turboSMTP, it goes through their secure servers which have good relationships with internet providers worldwide.
2 Open Source alternatives found
turboSMTP
Listmonk
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Listmonk
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Listmonk is an email marketing platform that you install and run on your own server. Unlike cloud services such as Mailchimp, you download and host it yourself, which means you own all your data and pay no monthly fees.
SENDUNE
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SENDUNE
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SENDUNE is a tool that connects to your Amazon Web Services account to send emails and text messages. You can send marketing emails to customers, important business messages like password resets, and text messages all from one place.
