
Mailpit
MailHog
MailCatcher
Mailcatch.app
MailDrop
Postfix
MailMug.net
An email and SMTP testing tool that emulates provider send APIs (Resend, SendGrid, SES, …) - maildotnull/maildotnull

MailHog
Mailpit
MailCatcher
Mailtrap
Mailosaur
MailSpons
FakeSMTP
Sendria (formerly MailTrap) is a SMTP server designed to run in your dev/test environment, that is designed to catch any email you or your application is sending, and display it in a web interface instead of sending to real world.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | github.com | github.com |
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using MailDotNull and Sendria. For example, how are they different and which one is better?
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An email and SMTP testing tool with API for developers.
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MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...
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An email sandbox to inspect and debug emails in dev, staging, and QA environments before sending them to recipients in production.
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Modern email delivery platform for developers and product teams
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maildrop is a Mail delivery agent used by the Courier Mail Server. The maildrop MDA also includes filtering functionality. maildrop receives mail via stdin and delivers in both Maildir and mbox formats.
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