Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.
DaisyUI - Free UI components plugin for Tailwind CSS
Templates by Email Monster - Hundreds of free, responsive email templates. Pick and edit.
Tailwind UI - Beautiful UI components by the creators of Tailwind CSS.
MJML - The open source framework for responsive emails
Tailwind UI Kit - 600+ components, 30 templates, React, Angular, & Vue support