Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
Loadable-Components is a library to solve the React code-splitting client-side and server-side.
OpenResty is a web platform based on nginx which can run Lua scripts using its LuaJIT engine.
React is an open-source JavaScript library for building user interfaces or UI components.
UIKit is the framework used for developing iOS applications.