MailSlurp resources
Email API, deliverability, and QA engineering blog - Page 5
Tactical writing for teams building reliable email and SMS workflows in development, CI, and production operations.
Posts
How to Send Email in Java with SMTP, HTML, and Attachments
Learn how to send email in Java with SMTP using Jakarta Mail, including plain text messages, HTML email, attachments, TLS setup, and safe inbox-level testing.
Read more technicalHow to Send Email From Excel: VBA, Outlook, and No-Macro Options
Learn how to send email from Excel using VBA, Outlook, mailto formulas, and SMTP. Covers bulk email, attachments, HTML email, and safer alternatives.
Read more technicalHow to Build Reliable Email Testing in CI with a Test Inbox API
Learn how QA and engineering teams can stop flaky signup, reset, OTP, and notification tests by using isolated inboxes, explicit waits, and API-driven assertions.
Read more technicalFree Email Marketing Platforms Compared: Limits, Automation, and Hidden Tradeoffs
Compare free email marketing platforms by send limits, subscriber caps, automation, branding, deliverability, and upgrade risk so you choose the right tool before you outgrow it.
Read more technicalEnterprise QA Email Testing With UiPath, ReadyAPI, and ServiceNow
Learn how enterprise QA teams can add email and OTP assertions to UiPath, ReadyAPI, ServiceNow, and similar automation stacks without manual inbox checks.
Read more technicalEmail Verification Tools for APIs, Validation, and List Cleanup
Use MailSlurp email verification tools for signup checks, validation APIs, bulk cleanup, catch-all handling, review states, and sender-risk control.
Read more technicalEmail Verification API vs Email Testing: When to Use Each
Learn the difference between an email verification API and email testing, when to use each one, and why many teams need both to protect signup, delivery, and release workflows.
Read more technicalEmail Validation Regex: What It Catches, What It Misses, and a Safer Stack
Learn when to use regex for email validation, why perfect patterns are a trap, and how to pair syntax checks with domain, mailbox, and workflow verification.
Read more technicalEmail Testing Tools: How to Choose the Right Email Testing Tool
Compare the best email testing tools for QA, CI, rendering, and deliverability so you can choose the right email testing platform for your workflow.
Read more technicalEmail Preview Tool: Catch Rendering, Dark Mode, and Broken-Link Issues Before Send
Learn what an email preview tool should actually test, how to catch client-specific rendering issues, and why screenshot-only previewing is not enough before launch.
Read more technicalEmail Parser API: Extract Structured Data From Inbound Email and Attachments
Learn what an email parser API should do, how to extract structured data from inbound email and attachments, and how to route parsed records into production workflows.
Read more technicalEmail Marketing: How to Plan, Test, and Monitor Campaigns That Reach the Inbox
Learn how to run email marketing with stronger list quality, rendering QA, sender-auth checks, and post-send monitoring so campaigns perform in real inboxes.
Read more