Mailpit is described as 'An email and SMTP testing tool with API for developers' and is an app in the development category. There are more than 25 alternatives to Mailpit for a variety of platforms, including Web-based, Mac, Linux, Windows and SaaS apps. The best Mailpit alternative is Postfix, which is both free and Open Source. Other great apps like Mailpit are MailGrab, Gmailnator (Emailnator), MailHog and Mailcatch.app.
Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail. It attempts to be fast, easy to administer, and secure. The software is also known by its former names VMailer and IBM Secure Mailer.
Debug your emails. Drop MailGrab's SMTP into your staging .env. Every email your app fires — welcome messages, password resets, invoices — shows up here instead. HTML rendered, headers readable, nothing reaches real inboxes.
Gmailnator, Smartnator or Emailnator is a free service that allows getting instant temporary email it is also known as "tempmail", "10 minute mail", "throw away mail", "disposable mail", fake email, and "trash mail".
An email sandbox to inspect and debug emails in dev, staging, and QA environments before sending them to recipients in production.
United Kingdom
Your online generator for your own trashmail, with which you can receive emails completely free of charge.
MailDrop.dev gives free access to throwaway email addresses. It also works for subdomains. Great for developers, QA Testers and times when you don't want to give out your real email address.
United States
Mailtrap is an Email Delivery Platform for businesses and individuals to Test, Send, and Control their email infrastructure performance.
Poland
EU
Capture SMTP traffic from staging and dev environments. Easily validate email content text or HTML/CSS. Utilize an Email Sandbox to thoroughly examine and troubleshoot emails within staging, development, and quality assurance (QA) environments prior to sending them to recipients...
FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily. It is written in Java.
Papercut is a simplified SMTP server designed to only receive messages (not to send them on) with a GUI on top of it allowing you to see the messages it receives.
Mailisk is an E2E email testing platform. It allows you to receive emails with code and automate email flows. You get a unique subdomain and access to unlimited custom email addresses.
