Here is a good news. http://blog.livedoor.jp/blackwingcat/archives/1891088.html[Japanese] http://sourceforge.net/projects/otter-browser/?source=typ_redirect This Blink Browser stably works on extended Kernel version Windows 2000. The weekly version one is used QtWebEngine (Webkit 538.1) with Qt5.4.0. I think next beta version will be embedded new QtWebEngine.