Apache Wicket 9.15.0 released

18 Sep 2023

The Apache Wicket PMC is proud to announce Apache Wicket 9.15.0!

Apache Wicket is an open source Java component oriented web application framework that powers thousands of web applications and web sites for governments, stores, universities, cities, banks, email providers, and more. You can find more about Apache Wicket at https://wicket.apache.org

This release marks another minor release of Wicket 9. We use semantic versioning for the development of Wicket, and as such no API breaks are present in this release compared to 9.0.0.

Using this release

With Apache Maven update your dependency to (and don’t forget to update any other dependencies on Wicket projects to the same version):


Or download and build the distribution yourself, or use our convenience binary package you can find here:

  • Download: http://wicket.apache.org/start/wicket-9.x.html#manually

Upgrading from earlier versions

If you upgrade from 9.y.z this release is a drop in replacement. If you come from a version prior to 9.0.0, please read our Wicket 9 migration guide found at

  • http://s.apache.org/wicket9migrate

Have fun!

— The Wicket team


This Release

CHANGELOG for 9.15.0:

  • [WICKET-7061] - When I move from 9.13.0->9.14.0, my importmaps fail to parse correctly due to presence of the CDATA wrapping.
  • [WICKET-7065] - TextFilteredPropertyColumn violates CSP
  • [WICKET-7067] - DefaultExceptionMapper should not set disableCaching for WebSocketResponse
  • [WICKET-7070] - Quick start generated app has multiple errors
  • [WICKET-7071] - Problems when calling request.getInputStream() before executing WicketFilter
  • [WICKET-7039] - Improve Accessibility of wicket-autocomplete.js
  • [WICKET-7059] - [Serialization] make easier to avoid serialization for form request
  • [WICKET-7062] - [Tooling] improve tools for investigating page sizes
  • [WICKET-7063] - Convert all Application_.properties to Application_.utf8.properties
  • [WICKET-7066] - Add possibility to define type-Attribute of JavascriptHeaderItem as “module”
  • [WICKET-7068] - Current tree themes are not RTL friendly
  • [WICKET-7069] - assertTrue(equals()) in tests should be replaced with assertEquals