Pricing

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.

Community

Free
Per developer per year
ZK Core
Best open source Java Web Framework.
  • MVC/MVVM support
  • Server+Client Fusion architecture
  • Cross-browser & IDE support
  • Internationalization
  • 200+ ready-to-use components, including Input, Layout, Form, Grid, Tree, Window, Menu, Multimedia...
See All Features
ZK Tools
  • ZK Studio
ZK Themes
  • Default themes: Iceblue, Breeze, Sapphire and Silvertail
License
LGPL
Support and PremiumResources
  • Access to ZK Forum
  • Access to all documentation
  • Updates and Upgrades

Professional

$899
Per developer per year
ZK Core
Everything in CE, and also.
  • Grouping/Master-detail
  • ZK JasperReports
  • ZK JFreeCharts
  • xml generator
  • Comet push
  • More professional components such as advanced grids, hierarchy, colorpicker, captcha, fisheye menu
See All Features
ZK Tools
  • ZK Studio
ZK Themes
  • Default themes: Iceblue, Breeze, Sapphire and Silvertail
License
Commercial (no open source hassle)
Support and PremiumResources
  • Access to ZK Forum
  • Access to all documentation
  • Updates and Upgrades
  • Access to PP premium resources
  • Dedicated support channel
  • 5 hours of remote support
  • 2 biz day response time
  • Prioritized fixes
  • Frequent maintenance releases
  • Annual Updates and Upgrades
  • Annual Royalty-free Runtime Distribution

Enterprise

Contact us
Per developer per year
ZK Core
Everything in PE, and also.
  • Performance Boost: on-demand client widget rendering, on-demand model rendering, MVVM performance optimization, Biglistbox
  • Server-side memory optimization, Desktop & component reuse
  • Shadow Element, Fragment Component
  • Built-in Websocket, servlet 3 async comet
  • Responsive components & advanced touch experiences
  • More enterprise components, such as Navbar, chosenbox, portallayout, tablelayout, splitlayout, column layout, tbeditor
  • ZATS testing suite
See All Features
ZK Tools
  • ZK Studio
  • ZATS Mimic
ZK Add-on Components
  • ZK JSP Tags
  • ZK Spring (ZK Spring Core, ZK Spring Security, ZK Spring JPA, ZK Spring Annotation)
ZK Extensions
  • ZK Calendar
  • ZK GoogleMaps
ZK Themes
  • Default themes: Iceblue, Breeze, Sapphire and Silvertail
  • ZK Theme Pack with 23 modern themes
  • ZK Atlantic Theme
  • ZK Bootstrap add-on
License
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
  • Prioritized fixes
  • 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.


ZK Extensions

Add on price / Per developer per Year
ZK JSP Tags2
$199
ZK Spring2 3
  • ZK Spring Core
  • ZK Spring Security
  • ZK Spring JPA
  • ZK Spring Annotation
$399

ZK Components

Add on price / Per developer per Year
ZK Calendar2
$199
ZK Charts1
$429
ZK Google Maps2
$199
ZK Pivottable
ZK Theme Pack2
$349
Keikai Spreadsheet OSE4
Keikai Spreadsheet EE4
Notes
  • 1.
    ZK Charts is an optimized add-on integrating ZK and Highcharts. No separate license is required from Highsoft.
  • 2.
    ZK JSP Tags, ZK Theme Pack, ZK Spring, ZK Calendar and ZK Google Maps can be purchased by CE and PP customers. These items are already included in Enterprise Package.
  • 3.
    ZK Spring Web Flow was removed since ZK Spring 4.0.
  • 4.
    ZK Spreadsheet is now Keikai Spreadsheet.

Custom Licensing

  • For volume discounts, contribution programs, perpetual licensing, OEM, and reseller licensing, please contact us.
  • To narrow down digital gaps and to encourage software development, special discounts are applicable for emerging and developing countries.
    If you are interested, please contact us.