Mailslurp:Developer Email API alternatives

Ranked alternatives

1. 1
   
   MailSponsPaid

   MailSpons is an intelligent software providing SMTP servers for safe email testing into your favorite applications. The software comes with complete functionalities having high configurability and reducing all the complexities arriving in the sending process, and the messages will never send to the real customers. You have different addresses provided by MailSpons on which you can receive emails from the interface provided to you.

   The software allows you to build, test, and present emails safely and smoothly; you will get started in no time. When it comes to visual confirmation, automation, and confidence for unexpected SMTP errors, then you are at the right place where you can inspect each email more keenly, do E2E testing, and reduce all the churn with no timeouts. MailSpons provides you with an extensive API that will allow you to send SMS programmatically, and you will have no further need to dig through the log files. There are multiple features on offer that are send trapped messages, SMTP envelope info, IP address and port support, unique public messages, customized email addresses, POP3 access, and more to add.

   MailSpons alternatives
2. 2
   
   EmailVoidPaid

   EmailVoid is a legit software that allows you to do email testing by providing disposable emails for your applications. The messages will not be sent to the clients. The software reduces email’s vulnerability in making your email more compact for sending the right emails. There is a fake server that will do everything for easy debugging and deployment.

   The software provides support with its SMTP protocol, and there is no need for recreating every scenario. EmailVoid is dispensing cloud support for you that will let the system auto clean, and you do not need to worry about the storage or disk limit. The comprehensive API works well with your system, and there is no rocket science in that, and if you have some issues regarding the technical or administrative, it can be resolved in no time.

   EmailVoid alternatives
3. 3
   
   MailnestPaid

   Mailnest is an all-in-one platform paving your way for the elegant testing for emails having fake SMTP server and providing great comfort to developer’s teams around the globe with its services. The software is very reliable for multiple core features that will streamline your testing experience in automated deliveries and replying to emails. Mailnest is advantageous with the set of features: instant setup of the SMTP server, test multiple scenarios with no need to create multiple ids, easy switching on the error mode, and view source code of the emails.

   As a manager, you have to manage multiple emails and to check the authenticity of the emails being sent, and Mailnest is solving your issues extensively via automated capturing all of your emails, no accidental sending of the emails to your potential customers, and spam score to check the mails. Mailnest does not stop here; it has a lot to offer, such as previewing of the emails, check the compatibility of the multiple devices, and it will save your resources and time and make sure you don’t have to undergo the testing process so you can focus on the core feature all the time.

   Mailnest alternatives
4. 4
   
   MailocalFree

   Mailocal is an all in one local SMTP server that comes with an email display, used by the developers to test their applications. The software seems to be valuable with its capability to deploy emails and is making sure that the emails will never send to the real customer every time you go for testing. Mailocal comes with a straightforward interface where you see each of the emails, see the receipts address, and check the emails’ source code.

   The SMTP server can be installed locally, and you can see all of the emails via accessing the browser directly. The software comes with multiple features such as automated testing, high configurability with server user name and password; you can manually update the client credentials, SQLite databases by default, 2525 port, and more to add.

   Mailocal alternatives
5. 5
   
   MailosaurFree

   Mailosaur is an all in one email testing software that enables you to test and capture email and is easing how to build your product effectively. The software is giving good leverage to the development and QA teams to develop email applications. Mailosaur provides you with end-to-end tests for critical workflows like security and verification checks. You have all the scenarios covered in your testing, like replying to the messages and triggering web beacons.

   The software provides you with the API that will do nicely for you to automate the email testing and works with the various frameworks like Selenium and Cypress with ease. It is effortless for you to test user’s signups, password reset, anything you want in your application. There are multiple features for you to look forward to, such as transparent processes, integrating your testing results, SMS testing, simulating user interactions, protecting your internal environments, sending and forwarding, POP3 support, setting your email domain, and more to add.

   Mailosaur alternatives
6. 6
   
   DummySMTPFree

   DummySMTP is an intelligent software providing a fake SMTP server that allows you to do email testing with ease. The software provides you multiple receipt addresses, but the emails are never delivered to real clients. DummySMTP seems to be very valuable for your application to test email functionality and serve you via accepting all the emails from your applications.

   You have a free inbox provided by DummySMTP in which you can receive all of your emails and check their vulnerabilities. DummySMTP allows you to test your applications’ email authenticity without going into the streams of multiple test email addresses and cluttering your inbox. Just all you need is to sign in and use the SMTP connection setting in your application.

   DummySMTP alternatives
7. 7
   
   MailCatcherFree

   MailCatcher is a Fake SMTP server software that allows you to test your emails via catching a message with the help of a server directly to the web-interface. The software provides you an address set to your favorite application, and the message will send to the server address instead of your default SMS server. The software permits a mail to appear robotically in a case when supports WebSockets; otherwise, there will be an update every thirty seconds.

   It catches all the messages that come to the display in a web interface and then checks out the address at which the message has arrived. You have to do a couple of things for it, such as adding a mail delivery on request, run the compatibility test, and forward mail to the rendering service. There are multiple features offered by Mail Catcher that are HTML support, Rewrites HTML, Lists attachments, Download original email, daemon in the background, Send mail-analog command, and more to add.

   MailCatcher alternatives
8. 8
   
   MailDevFree

   MailDev is a convenient testing platform that allows you to test your email application with a server’s help. The software comes with advanced configure support with the password, and you are provided by the IP addresses, and every time you will send an email to that address but not the client, you can check your vulnerabilities.

   MailDev is the best way to do with complex things and is easing your project’s ways of generating emails having an easy to use user interface that can effectively run on your system built with Node.js. The software uses the outgoing email to provide support for relying upon email to an outgoing SMTP server. There are multiple features to look forward to that are toggle between HTML, test responsive emails, receive and view email attachments, command-line interface, ability to relay email, and sync-support with web sockets.

   MailDev alternatives
9. 9
   
   Testmail.appPaid

   Testmail.app is a simplified email testing software that allows you to get rid of the broken emails and get the real messages in the box. The software leverages you with unlimited email addresses and mailboxes to automate end-to-end testing having the best in a class simple to use APIs. You can change your mailboxes and addresses with the changing of the tags whenever you are testing; this way, you can avoid spamming your real customers.

   The software is making its mark with the JSON API, or you can opt for GraphQL API to query your emails, and you have the leverage to use any HTTP client of your choice in any language or environment. Testmail.app takes you to the new extreme with advanced wildcard search for live queries, sorting, pagination, attachments, and Spam Assassin reports. There are more features to offer that are rich collaborations, end-to-end testing, test new user sign-ups, test delivery and spam scores, and test transactional and drip emails.

   Testmail.app alternatives
10. 10
    
    MailtrapPaid

    Mailtrap is an all in one fake SMTP testing server software designed for the development test teams. The software is a reliable way for the safest email testing for the staging and development that will, in turn, let you inspect and debug your email samples before delivering them to your customer. All the tools are vital for building great email functionality, either you are QA, PM, or an oriented developer. Mailtrap seems to be reliable with its comprehensive services to avoid spam, separate your projects by creating a new inbox, and work with the APIs.

    The software is straightforward to use just all you need to check a demo box, copy and paste configuration and lastly, collect the dev mails, and you are done with it. The software provides dedicated support with real-time messaging reaching inboxes, completely analyzing emails for spam and blacklists, testing HTML, sharing inboxes with your team members, securing by default, and organizing test emails into special inboxes.

    Mailtrap alternatives
11. 11
    
    MailHogPaid

    MailHog is an intelligent SMTP testing software based on Wen and API that provides email testing in an easy to use steps. The software ensures that your system will have the right capability to send emails to the real inboxes. The software seems to be very fast and secure, and it is easy to configure your application and release messages to the real SMTP servers for delivery.

    You have comprehensive support for the JSON API to view the emails or opt for web UI for viewing. There are multiple features to offer that are real-time updates, chaos monkey for failure testing, HTTP API to list, not installation required, lightweight, and portable.

    MailHog alternatives
12. 12
    
    FakeSMTPFree

    FakeSMTP is completely a legit software designed for testing emails within an application having an SMTP server with GUI. The software is written in Java and provides you an easy way to configure your application to use localhost as your direct SMTP server; this way, all the emails are intercepted and displayed in the software.

    There is a transparent screen where you can see the number of messages, listening port, SMTP log, and you can stop the server. FakeSMTP can be used either for commercial and non-commercial projects, and every time you are provided with the source code.

    FakeSMTP alternatives
13. 13
    
    Ethereal EmailFree

    Ethereal Email a fake SMTP server that allows you to test your applications’ emails without being delivered. The programs let you generate a vanity email account right from Node-mailer, and in turn, you will send an email using the account just like with the case of any other SMTP provider, and finally sent messages are previewed without actually delivery of the emails. Ethereal accepts mail only for delivery purposes, but actually, there is nothing to be delivered. Instead, you get an URL

    The software provides multiple addresses that act as real IMAP/POP3 accounts, and you can access sent and received messages through your favorite email client with ease. The account you are using is acting as a real inbound email address, and you will be able to send emails to that address from anywhere, and these messages are available to the account mailbox. Just use Node mailer API for All account registration, and if you have lost your account, you can create a new one or create as many accounts as you can create even, programmatically.

    Ethereal Email alternatives
14. 14
    
    PapercutPaid

    Papercut is an operational print management platform designed for windows, macs, and Linux, helping you keep track of all your prints. The platform helps thousands of organizations worldwide with its secure and easy printing experience, and you have more time for office work and less time for printing. Printing paper is an essential part of any organization, whether they are printing from BYOD or mobile devices. Papercut is making your life easier by the auto-deployment of the print drivers.

    The platform features reliable support with multiple products and tools for cloud-native support, DIY print management, Microsoft Universal print, and more. The platform is surfacing the right set of solutions to have handy working with a cross-platform’s real advantage. Moreover, you have complete print analytics and reports in place so you can understand your activity based on facts and figures. The highlighted features are easy printing, print security, monitoring print jobs, custom job management, integrations and customization, print room workflows, waste control, and much more.

    Papercut alternatives
15. 15
    
    SendriaFree

    Sendria is a pure SMTP server designed to test emails running in your dev environments. The software can catch any email that your application is sending and displays it in a web-interface before sending it to anyone else. The software prevents you send any mail to the real inbox regardless of the address you provide.

    This testing is based on the python language, and you have restful APIs that you can use to fetch a list of messages or particular messages for testing processes. There are multiple features on offer that are complete support for the multipart messages, view the email source, list attachments, runs as a daemon, view the native email client, keyword navigation, and more to add.

    Sendria alternatives
16. 16
    
    LunaticSMTPFree

    LunaticSMTP is an intelligent Dummy SMTP server that supports JavaFX GUI designed for testing email sending applications. You have a complete screen where you can see different logs, raw data, current email directory, listening port, messages details, and server stopping option.

    The software features support for UI interface and is cross-platform, open-source, but you no display HTML emails. Just all you need to start and configure your application to use localhost as its SMTP server, and now it will directly catch messages being sent to it and allow you to view them with ease.

    LunaticSMTP alternatives
17. 17
    
    Origami SMTPFree

    Origami SMTP is a fake SMTP server software program that comes with the SSL support designed for the developers to have testing experience for their applications. Service requires some custom configuration; you will have to load the certificates and complete them for running into your computer.

    The software comes with the idea to have a fake server for email supporting TLS that will let developers work with the hard codes. There are SMTP protocols to test, a GUI interface, and a transparent view of the porting, emails, supports for HTML, browser selection, and port selection.

    Origami SMTP alternatives
18. 18
    
    Smtp4devFree

    Smtp4dev is an all-in-one SMTP server designed to develop and test emails in your applications. The software can fit the system tray and does not allow the received message to be delivered. Smtp4dev is beneficial for testing your application without spamming your real customers, and you do not need to set up a complicated server requiring a special configuration.

    All the messages received in Smtp4dev can be elegantly views and inspected, and it is easy to configure the programs to send direct mails to Smtp4dev. The server is compatible with your system, and any messages it received can be saved, viewed, inspected source, and useful for testing and debugging for generating email.

    Smtp4dev alternatives