The following extensions and add-on components can be added to the core ZK Framework. However, please note that some extensions are already included in existing packages, for example, ZK JSP Tags, ZK Spring, ZK Calendar, ZK Google Maps and ZK Theme Pack are included in ZK Enterprise Package already. Please check the table above before you purchase or download these extensions or add-ons.
CE is freely available under LGPL for all projects. PE and EE come with a more complete set of features and optimized performance. PE/EE commercial licenses are offered on a per developer per year basis and come with professional support.
To compare the editions, please refer to Features.
A team in a same project have to use same edition. Any developer that writes zul files, or writes code to access ZK API, is a ZK developer and requires a license. All ZK developers on the same project should be using the same ZK edition.
Yes, if the standard per developer per year model does not fit your use case, talk to us and we can arrange a custom license for you.
Additionally, to encourage software development, special discounts are applicable for emerging and developing countries. Please contact us to learn more.
You can purchase directly from us, or, go through any local reseller that handles international business.
After receiving your order, we will provide the invoice and delivery documents(PDF). We accept payments via wire transfer and PayPal.
Still have more questions? Contact us.