the rebol plugin works on windows with Firefox, Internet Explorer and Opera. You can download from http://www.rebol.com/plugin/rebol-operab2.zip
unzip the files and copy them in browser plugins directory, (for example, C:/Program Files/Mozilla Firefox/plugins/) and restart the browser.
You can try with if works with this page:
How to write a web page for Rebol plugin?
Very easy, just use the embed tag like this:
<embed type="application/x-rebol-plugin-v1" WIDTH="200" HEIGHT="40" BORDER="1" LaunchURL="http://www.rebol.net/plugin/demos/ready.r" ></embed>
Now you can put your application in your web pages!
Remember to use a window dimension enough large to display your application (width and height fields)
Here more examples:
One liner of the week
view center-face layout [image http://www.rebol.com/graphics/reb-logo.gif [unview]]
It will appear rebol logo, and if you click on the logo, the window will close.