Product Information
What is Mailosaur?
Mailosaur enables QA and development teams to capture and test emails as part of both manual and automated testing.
Create virtual SMTP servers and use unlimited email addresses while building, testing, and showcasing your product. Mailosaur works with any language or framework, featuring client libraries (SDKs) for all major languages and a powerful API for automating end-to-end testing.
https://Mailosaur.com/docs/
https://Mailosaur.com/docs/client-libraries/
How to use Mailosaur?
Mailosaur is a tool designed for quality assurance and development teams, providing virtual SMTP servers and APIs to automate testing for emails, SMS, and user workflows, ensuring product quality and early issue detection.
Core Functions of Mailosaur
Email testing
Test Automation
SMS API
SMTP Support
SMS testing
POP3 Support
Usage Scenarios of Mailosaur
- Conducting end-to-end testing, including creating new accounts and testing password reset functionality.
- Adding SMS testing for OTP (One-Time Password) logins.
- Automating tests for multi-factor authentication (MFA) processes, such as SMS, email, and authenticator app OTPs.
- Testing order update notifications to ensure users receive timely transaction statuses, payment confirmations, etc.
- Testing delivery update notifications, such as file deliveries and logistics tracking information.
- Simulating scenarios like email bounces and out-of-office replies.
Common Questions about Mailosaur
What does Mailosaur do?
How do I use Mailosaur?
What are the core features of Mailosaur?
What are the use cases for Mailosaur?





















