Mailtrap

Dev Tools

Email testing sandbox and sending API that captures messages so test emails never reach real inboxes.

Mailtrap is listed in Dev Tools.

Auth Token Pricing Freemium URL https://mailtrap.io Docs https://api-docs.mailtrap.io/

Key metrics

1k/mo Rate limit Free plan, no credit card: 1,000 test emails/month (Email Testing) and 200 live sends/month via API; paid plans raise volume.

SDK SDK

No gotchas documented yet. Contribute one if you know a constraint we missed.

email testing sandbox smtp transactional