ZK Framework is offered in 3 editions, CE (Community), PE (Professional) and EE (Enterprise). CE is open and free under LGPL for all projects. ZK PE and EE come with advanced features, better performance, and professional support to back you up in creating your mission critical applications. The Professional and Enterprise commercial packages are offered on a per developer basis with details outlined in the table below. To request a quotation or obtain more information on ZK licensing and pricing, please contact us.
ZK Spring (ZK Spring Core, ZK Spring Security, ZK Spring JPA, ZK Spring Annotation)
Default themes: Iceblue, Breeze, Sapphire and Silvertail
ZK Theme Pack with 23 modern themes
ZK Atlantic Theme
ZK Bootstrap add-on
Commercial (no open source hassle)
Support and PremiumResources
Access to ZK Forum
Access to all documentation
Updates and Upgrades
Access to EP premium resources
Dedicated support channel
10 hours of remote support
1 biz day response time
Early access to custom bug fixes
Frequent maintenance releases
Annual Updates and Upgrades
Annual Royalty-free Runtime Distribution
ZK Extension Options
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.