Supporting old email clients it's a real pain. With FuzzyMail you can create beautiful email templates and yet support legacy email clients like Outlook. FuzzyMail is supported on over 60+ email clients.
It takes care of the development experience by providing a web server out of the box, zero-configuration required. Watches for all your changes while developing and reloads the webpage in real-time. Styles are preprocessed with PostCSS or Sass, and later inlined for the distribution templates.