Описание тега webkitgtk
WebKit/GTK+ is the new GTK+ port of the WebKit, an open-source web content engine that powers numerous applications such as web browsers, email clients, feed readers, web and text editors.
WebKitGTK+ is the version of the WebKit open-source web engine that uses GTK+ as its user-facing front-end. It's a powerful system with a rich array of functionality.