Django Post Office is a simple app to send and manage your emails in
Django. Some awesome features are:

* Designed to scale, handles millions of emails efficiently
* Allows you to send email asynchronously
* Multi backend support
* Supports HTML email
* Supports inlined images in HTML email
* Supports database based email templates
* Supports multilingual email templates (i18n)
* Built in scheduling support
* Works well with task queues like RQ or Celery
* Uses multiprocessing and threading to send large number of emails in parallel