- Visual C++ 2015 (available for Windows™), or
- any other compiler with decent C++11 support
-Furthermore, CMake 2.8.9 or later is required (2.8.12 for KDE Frameworks).
+Furthermore, CMake 3.5 or later is required.
As Quassel is a Qt application, you need the Qt SDK, version 5.5 or higher.