Django is the framework written in Python for developing websites. It is the largest framework among other frameworks developed in Python.
Top companies like Amazon, Disqus, Instagram, Pinterest, The Washington Post, National Geographic channel, Bit bucket, etc. have got their websites developed in Django and doing excellent business. We know that during the year 2018, the owners of Amazon became the world's Number 1 richest people.
Django and Flask are the most popular web frameworks. However, there are other frameworks written in Python, shown below: