wxRuby is an open source GUI toolkit for the [Ruby] programming language.
Editor: wxRuby is an open source GUI toolkit for the [Ruby] programming language. It allows native-looking desktop applications to be written for Windows, OS X, Linux GTK and other platforms using only Ruby. Its based on the cross-platform [wxWidgets] C++ GUI framework.

Why wxRuby?

wxRuby offers a Combination of features that no other GUI library in Ruby can match:

* truly cross-platform: wxRuby works equally well on Windows, Linux, Mac OS X, and with Ruby 1.8 and Ruby 1.9 - ScreenShots
* native look and feel: uses Windows widgets on Win32, Aqua on OS X and GTK on Linux
* easy installation: Single-step all-included gem install on Windows and OS X; pre-built binary also available for Linux
* comprehensive widget set: all basic widgets and many advanced features
* internationalisation: wxRuby offers full unicode (UTF8) support, and helper classes for working with Locales
* liberal license: the simple license is compatible with free and proprietary software
* strong foundation: wxWidgets is a mature GUI toolset, widely used and actively developed you can free download wxRuby for Linux 2.0.1 now.