MailGrab is described as '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' and is an app in the development category. There are more than 10 alternatives to MailGrab for a variety of platforms, including Web-based, SaaS, Windows, Linux and Mac apps. The best MailGrab alternative is Mailpit, which is both free and Open Source. Other great apps like MailGrab are Mailtrap, Mailnest, Mailosaur and testmail.app.
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...
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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