IUP 3.11.2
IUP is a graphical UI toolkit. It's portable and provides language bindings for C, Lua and LED. There are styles for a native Windows, a styled version, Motif and a Gtk+ look and feel. There are over 100 functions for commanding dialogs, an asbtract box-and-glue layout model is used, widgets for dialogs, text and labels, buttons or toggle and checkboxes, lists, canvas and frames, vertical and horizontal or fill boxes, menus, tabs, and some complex dialogs (color and file chooser, wanrings/notice