Mailinator Test Lab

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Email Testing for QA Engineers: The Complete Guide

Reading time: 12 min  |  Topics: Email testing for QA engineers, QA automation, CI/CD, OTP verification, disposable email Email is embedded in nearly every modern application — registration confirmations, one-time passwords, password resets, subscription notifications. For QA engineers, this creates a persistent challenge: how do you reliably test email-dependent workflows without using real user addresses, […]

Richard Bradshaw’s A-to-Z Mailinator Guide

What is Mailinator? Mailinator is an email and SMS workflow testing platform designed for developers, Quality Assurance (QA) teams, and software testing professionals. Think of it as a private email routing system with instant access to trillions of inboxes with minimal setup.  It focuses on email receipt testing, allowing teams to verify that messages are […]

New Ruby and JavaScript SDKs v1.1.0

After we overhauled our documentation, it was time to bring our SDKs up to date. Our API functionality had grown but those changes hadn’t made it into the SDKs. Until today! Both Ruby and JavaScript SDKs are up to date with our APIs and OpenAPI specification. Please upgrade to version 1.1.0 as soon as possible: […]

How to Test One-Time Passwords with Mailinator

One-time passwords (OTPs) are a cornerstone of modern authentication — but testing them shouldn’t require managing real inboxes or exposing production users to test traffic. Mailinator provides a fast, disposable email infrastructure that makes OTP testing easy, repeatable, and safe. This guide walks you through everything you need to get started — including how to […]