Notes from the email trenches.
Deliverability, DNS, protocols, pricing. Written by the team building JustEmails.
Jenkins SMTP Setup: Build Notification Emails via JustEmails
Jenkins SMTP is configured in two separate places that share nothing. Here's how to wire both so build failures actually reach a human.
Discourse SMTP Setup: 6 Steps to Outbound and Reply-by-Email
The full Discourse SMTP setup in app.yml — DISCOURSE_SMTP_ vars, notification vs reply by email address, POP3 polling for replies, and the bounce setting nobody touches until the first digest.
Email Blacklist Removal: A Calm Guide to Getting Delisted
Bounces citing Spamhaus? Email blacklist removal in the right order: find what's listed, fix the cause, and get delisted without making it worse.
The Email API Developer Glossary (2027)
14 email API terms that decide whether your integration is reliable or quietly broken — starting with the one that sent 41 welcome emails to one user.
Email Outage Statistics 2027: SLAs, Downtime and Credits
What a 99.9% email SLA actually permits, how long the notable provider outages really ran, and the arithmetic on what an SLA credit pays out. Spoiler: not much.
Email Hosting for Optometry and Eye Care Practices
A guide for independent optometrists and multi-location eye care groups tired of per-user email fees: domain-based setup, HIPAA considerations, appointment notifications, and flat-fee alternatives to Google Workspace.
Typeform and Tally Email Notifications to a Custom Domain Inbox
Two ways to get Typeform and Tally email notifications into your own custom domain inbox — the built-in settings path and the webhook-to-API path. Plus why sending as the respondent breaks SPF.
What Apple Mail Privacy Protection Means for Email Senders in 2027
Apple Mail Privacy Protection turned open rates into fiction years ago, and most dashboards still haven't caught up. Here's what MPP breaks and what to measure instead.
AhaSend Alternative: Comparing the JustEmails Transactional API
AhaSend is a genuinely good indie transactional sender. Here's where it beats the JustEmails API, where the bundled mailbox hosting flips the math, and how to pick.
Email Hosting for Moving and Relocation Companies
Moving companies juggle quote@, dispatch@, claims@, and multiple regional brand domains. Here's what to look for in email hosting that won't charge you per-mailbox for every role address.
AdonisJS Mailer Setup: Sending Email through JustEmails
AdonisJS mailer meets JustEmails SMTP. TypeScript config that actually works.
Email Hosting for Home Inspectors and Appraisers (2026)
Email for 40MB inspection reports that doesn't break the bank. What works for solo inspectors.