Werkzeug is a comprehensive WSGI web application library. It began as a simple collection of various utilities for WSGI applications and has become one of the most advanced WSGI ut...
Elm is a functional language that compiles to JavaScript. It helps you make websites and web apps. It has a strong emphasis on simplicity and quality tooling.
CakePHP 3 is a web development framework running on PHP 7.3 (min. PHP 5.6.0). Read CakePHP at a Glance to get an introduction to the fundamentals of CakePHP 3.