Wagtail - Content Management System
Wagtail is a Content Management System (CMS) written in Python. It is popular amongst CMSes using the Django framework. The project is maintained by a team of open-source contributors backed by companies around the world. The project has a focus on developer friendliness as well as ease of use of its administration interface, translated in multiple languages.
Wagtail is used by NASA, Google, Oxfam, the NHS, Mozilla, MIT, the Red Cross, Salesforce, NBC, BMW, and the US and UK governments.