multi-platform GUI development toolkit for Perl

 Prima is an extensible Perl toolkit for multi-platform GUI development.
 Platforms supported include Linux, Windows NT/9x/2K, OS/2 and UNIX/X11
 workstations (FreeBSD, IRIX, SunOS, Solaris and others).
 .
 The toolkit contains a rich set of standard widgets and has emphasis on 2D
 image processing tasks. A Perl program using PRIMA looks and behaves
 identically on X, Win32 and OS/2 PM.
 .
 The toolkit includes a visual builder.