Guides

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

How we discovered the need and found a way to test our Rails Gem against different versions of Rails

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

SPF records are DNS records that help prevent SPAM and forged emails