There is also the Zerenity library.
http://groups.google.com/group/ruby-talk-google/browse_thread/thread/35af562fd1fa2efa

I haven't used it much, but it was really quick to get something basic
up and running.

Gustav Paul

Jim Zhang wrote:
> I just see the ruby-zilla demo, very cool :-)
>
> Thanks,
> Jim
>
> 2007/6/8, Reid Thompson <reid.thompson / ateb.com>:
>>
>> Jim Zhang wrote:
>> > Hi All,
>> >
>> > Which is the best RAD tool for Ruby to dev cool GUI program?
>> >
>> > Can use glade to design the GUI, then save the design as glade.xml,
>> use
>> > glade-ruby to load the xml, parse it, invoke with TK?
>> >
>> > Is there any example for this? (I don't want to start with TK,
>> > manually edit
>> > with GUI code part ...)
>> >
>> > Thanks,
>> > Jim
>> >
>> http://ruby-gnome2.sourceforge.jp/hiki.cgi?RubyZilla
>>
>> http://ruby-gnome2.sourceforge.jp/
>>
>>
>
>