C++ GUI Libraries

MFC is a C++ framework provided by Microsoft with its famous IDE "Visual Studio", I wish to find another GUI framework, with new look and feel. I googled the internet and found some ...

First, that is a list of all toolkits available as a GUI library: http://www.atai.org/guitool/

Second, those are a recommended set of them ....

wxWidgets: http://www.wxwidgets.org/

SolidWidgets: http://www.solidwidgets.com/

SmartWin++: http://smartwin.sourceforge.net/

winx: http://code.google.com/p/winx/

JUCE: http://www.rawmaterialsoftware.com/juce.php

GTK+: http://www.gtkmm.org/en/

Ultimate++: http://www.ultimatepp.org/

FLTK : http://www.fltk.org/shots.php

WTL 8.0: http://wtl.sourceforge.net/

GLUI : http://www.cs.unc.edu/~rademach/glui/

I didn't use any of them till now but I plan to do.