that was originally developed by Harri Porten in 2000. KHTML and KJS were forked by Apple to develop the WebKit engine and the JavaScriptCore framework.

Active development of KHTML and KJS ended after the release of KDE 4.2 in 2009. The following year, QtWebKit (a port of WebKit to the Qt framework), was integrated into the browser, relying on the KWebKitPart component to make use of it. However, the KHTML rendering backend contained unique