MailSlurp resources
Email and SMS testing for QA and CI pipelines
Test sign-up flows, OTP logins, and transactional messaging with real inboxes and phone numbers in automated pipelines.
MailSlurp provides inboxes and phone numbers you can use in tests, CI, and staging. Validate the full workflow: send, receive, parse, and confirm.
What teams test
- Email magic links and password resets
- OTP and MFA flows over SMS and email
- Transactional notifications and webhooks
- Campaign rendering and deliverability signals before send
Start with these guides
- Test email accounts
- OTP test with Playwright
- Email testing explained
- Email deliverability test workflow
- Email spam testing guide
- Email deliverability companies and software
- Email testing tools
- Email client testing
- Campaign testing checklist
Testing tools that support deliverability
When failures look like "email never arrived", start with DNS and auth:
Platform surfaces
- Email integration testing
- Phone number SMS service
- Email automation and routing
- Email Sandbox API
- Litmus alternative
- Email on Acid alternative
Customer proof pages
More in this section
Campaign Testing Checklist for pre-send QA and launch safetyValidate campaign emails with repeatable checks for rendering, deliverability, links, and inbox outcomes before launch.Email Client Testing for Gmail, Outlook, and mobile inboxesTest how emails behave across major clients and pair rendering checks with inbox and deliverability assertions.Email Deliverability Companies and Software for Inbox Placement ProgramsCompare email deliverability companies, software, and services for email marketing and transactional reliability with practical evaluation criteria.Email Deliverability Test: Audit Checklist for Launch TeamsRun an email deliverability test before launches. Validate inbox receipt, authentication posture, spam risk, provider placement, and delivery reliability across staging and production workflows.Email Testing Tools: Alternatives, Optimization Stack, and How to ChooseCompare email testing and optimization tools by job: CI inbox assertions, disposable inboxes, rendering QA, spam checks, and deliverability diagnostics.