This web backend framework is written and based on the Ruby programming our website language. It uses the DRY or Don’t Repeat Yourself and MVC (model-view-controller) design patterns. It is quite similar to Django in terms of its principles. Ruby on Rails applies the “convention over configuration” (or coding by convention) principle. Meaning, programs are developed based on typical programming conventions and not on programmer-defined ones. Read More: Best JavaScript frameworks for 2023 Django is an open-source, and one of the best Python-based web frameworks. It’s a free solution that helps build database-driven, complex websites. The best Django apps are Spotify, DropBox, and Washington Post. Web development is generally divided into two categories — Frontend development and backend development. A Backend developer is responsible for building the server-side of a web application.