Use a third-party CSS or JS Framework, a self-hosted service like a CRM, or a third-party service with the site.
This module intercepts all the implementation of hook_mail(), allows to edit those emails on admin interface and injects the modified emails using hook_mail_alter()
Priovides integration with the https://contentinsights.com service.
We intend to intend to include various integration points to streamline using Blackfire.io with Drupal, but for now we've implemented two:
This module provides the Vue.js library as a Drupal library.