Best ZK Framework Alternatives & Competitors in 2025

Vaadin is a web application framework for Rich Internet Applications (RIA).

Open Source

JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.

Open Source

RealityMAX is the AI-powered 3D design collaboration platform, 100% online. Cooperate remotely with your colleagues on 3D projects and easily share your work with clients. Create Web3D and AR experiences in a snap, without a line of code.

Visit website freemium $40.0 / Monthly (Pro with up to 500 GB of storage space)

The Web framework for perfectionists with deadlines

Open Source

OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.

Open Source

Puter is a cloud operating system. Store, open, and edit your files from anywhere at any time in the cloud.

Open Source

GWT is a development toolkit for building and optimizing complex browser-based applications.

Open Source

The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.

Open Source

Mockups Design is the most leading web-based application that comes with a vast collection of creatively design mockups for all kinds of products and devices.

Simple and flexible HTML, CSS, and JS for popular UI components and interactions

Open Source

Apache Isis is a framework for rapidly developing domain-driven apps in Java.

The complete Java runtime for modern browsers. CheerpJ is the only solution that can run any large-scale, unmodified Java applications, applets, or libraries in the browser. No downloads or plugins are required.

Build and debug modern web and cloud applications, by Microsoft

Open Source

Microsoft PowerApps provides tools to create, customize, share and run apps.