Is Vaadin free?
Is Vaadin free to use? Yes. Vaadin is an Apache 2.0-licensed, open-source framework. The framework and components are free to use for any purpose.
What is Vaadin application?
Vaadin Flow is an open-source framework for building web apps in Java. You build your app from UI components without ever having to touch HTML or JavaScript.
How old is Vaadin?
Vaadin 10. The first LTS version with the current generation of web components based front-end stack. The first stable release was on Jun 25, 2018. The open-source version is supported until Jun 25, 2023.