We have integrated this tool in our development process and the results are astounding. http://www.isotrol.org
Gtk+ and Gtkmm are GNU LGPL As far as I know both toolkits are LGPL not GPL, and this is a crucial difference for users and enterprises willing to adopt and evolve to free software development from...
A set of utility classes that can be used for Desktop application development.
A powerful graphical desktop environment, applications, and development frameworks.