The Java Web Frameworks solutions below are the most common alternatives that users and reviewers compare with Vaadin. Other important factors to consider when researching alternatives to Vaadin include ease of use and reliability. The best overall Vaadin alternative is spring.io. Other similar apps like Vaadin are JHipster, Jmix, Apache Wicket, and Eclipse RAP. Vaadin alternatives can be found in Java Web Frameworks but may also be in JavaScript Web Frameworks.
Jmix is a high level framework for the rapid development of enterprise applications with rich web interfaces. The platform abstracts developers from underlying technologies so they can focus on the business tasks, whilst retaining full flexibility by providing unrestricted access to low level code.
The Apache Software Foundation announces Apache Wicket v7.0 Open Source Java web framework that powers thousands of web applications and web sites for governments, stores, universities, cities, banks, email providers, and more.
RAP provides a powerful widget toolkit and integrates well with proven technologies such as OSGi and JEE. You can write your application entirely in Java, re-use code and benefit from first-class IDE tools.
Apache Struts is a free, open-source, MVC framework for creating elegant, modern Java web applications. It favors convention over configuration, is extensible using a plugin architecture, and ships with plugins to support REST, AJAX and JSON.
Spark - A micro framework for creating web applications in Java 8 with minimal effort
The High Velocity Web Framework For Java and Scala
A powerful Groovy-based web application framework for the JVM
The JavaScript App Platform