A detailed guide on how emails are structured, focused on how headers and Multipurpose Internet Mail Extensions (MIME types) are used to structure the email
How we compress HTML emails to maximise delivery speed
What the new Dockerfile available in Rails 7.1 will mean for Rails deployments
A short explanation of how to create a new Ruby on Rails app with a specific version of Ruby on Rails
An overview of the tech stack that powers MailPace!
A technical explanation of how CC, BCC, and SMTP Envelopes work in email
How we migrated from storing attachments as base64 strings in postgres to an Object Storage system
A post mortem on a recent two hour outage for our API and Application
An example of how we can use Redis to cache data when communicating between micro services and http services more generally
How we used environment variables and Fly Machines to automate our TLS certificate renewal for our SMTP servers
We saw some slow sending of a small subset of emails for about 16 hours, here's how we diagnosed and fixed the problem.
How to create a CSS-based toggle button inside a Rails form with Tailwind CSS
When sending emails from an App, Website or other software, should you use a subdomain? The answer is yes, here's why.
We've launched support for custom subdomains on inbound emails
Why we implemented WebAuthn for Two Factor Authentication
Brand Indicators for Message Identification (BIMI) is a standard that helps email senders display a logo next to their emails in a recipients inbox
We have migrated our data center from the UK to France
We're renaming our service from OhMySMTP to MailPace!
How to use Elliptic Key Cryptography (Ed25519) to verify the contents of webhooks
You can now receive emails with MailPace!
We've added webhook support for emails
In our relentless drive to improve email deliverability for our users, we've added support for DMARC and List-Unsubscribe headers
An overview of what happens when you report an email as spam, and what a Feedback Loop (FBL) is
A guide to adding beautiful code blocks with syntax highlighting to a website, application or blog
Why TailwindCSS works for me, and a short history of how we all ended up here
What we do to ensure our email deliverability remains high
A guide to Reverse DNS (rDNS) and PTR records
A short guide to verifying payment provider Paddle.com webhooks and alerts in Ruby on Rails
A set of free MIT licensed transactional email templates, built using TailwindCSS
How to enhance a static set of HTML pages with HTML Modules and PostHTML
Launching our Swiftmailer PHP package 🚀
How we discovered the need and found a way to test our Rails Gem against different versions of Rails
You can now tag / label emails that are sent through the MailPace Transactional Email API
Sending an email with a tracking pixel is a violation of the GDPR, and more importantly violates recipient's privacy
A simple guide to configuring the basic settings for the spam filtering system Rspamd
DKIM records are DNS entries that help verify the origin domain of an email
📎📎📎 We now support sending attachments over email! 🥳🥳🥳🥳
SPF records are DNS records that help prevent SPAM and forged emails
Our SMTP Server is now available 🚀🚀🚀
Node.js package launch 🚀
Launching our Ruby-on-Rails plugin 🚀