Ethereal is a fake SMTP service, mostly aimed at Nodemailer users (but not limited to). It's a completely free anti-transactional email service where messages never get delivered.
Zyntra Alternatives
Zyntra is described as 'Disposable email platform for QA teams and test automation workflows' and is a automated testing tool in the development category. There are more than 25 alternatives to Zyntra for a variety of platforms, including Web-based, Mac, Windows, Linux and SaaS apps. The best Zyntra alternative is Mailpit, which is both free and Open Source. Other great apps like Zyntra are Mailcatch.app, MailHog, MailMug.net and Mailtrap.
Alternatives list
Origami SMTP was created with the idea to have a fake email server for testing purposes that supported TLS. This is because the code the developer was working on at the time had several hard coded values enforcing TLS so most other solutions would not work.
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.
Sendria is the most popular Self-Hosted alternative to Zyntra.
- Sendria is Free and Open Source
QA tool for automating end-to-end email tests. Get unlimited private email addresses and inboxes for testing new user signups, transactional emails and drip campaigns, deliverability and spam scores, etc. Integrates with your CI/CD workflow. Includes spam testing.
Cost / License
- Freemium (Subscription)
- Proprietary
Platforms
- Software as a Service (SaaS)
LunaticSMTP is a dummy SMTP server with desktop GUI for testing email sending applications.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- BSD
- JavaFX
- Java
24 MailDev alternativesMailDev is a simple way to test your project's generated emails during development with an easy to use web interface that runs on your machine built on top of Node.js.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted
- Docker
A local SMTP server with email display, used mostly for development of other apps. Think unlimited Mailtrap that runs on your own computer.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
Imitate Email is a fake SMTP server for developers and testers. It includes an embeddable widget so that testers can quickly see sent emails alongside the app they're testing.
Cost / License
- Paid
- Proprietary
Platforms
- Online
Mailsnag lets you build resilient SMTP integrations while protecting you from spamming customers during testing on QA and Staging environments. It is like Chaos Monkey for SMTP integrations.
Cost / License
- Freemium (Subscription)
- Proprietary
Application types
Platforms
- Online
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Sunnybox is a fully featured hosted service for handling your email accounts. Fetch, send and analyze your emails through a single, robust API. Easy email processing for developers.
Cost / License
- Subscription
- Proprietary
Platforms
- Online
Mailnest is an all in one email QA tool for development & testing teams in IT companies to test & improve email functionality.
Cost / License
- Subscription
- Proprietary
Platforms
- Software as a Service (SaaS)
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DevMail is an email sandbox service for software developers. It allows developers to capture emails from various environments and inspect HTML, text, source code, raw headers, and attachments, and improve deliverability by analyzing email spam scores.
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