Project Description
ButtercupReader is a Silverlight application that can display and read digital books in DAISY format. ButtercupReader includes lots of examples of accessibility features including colour usage, zooming, UIAutomation, gestures, self-voicing and more.

The first public release of ButtercupReader has been deployed to http://www.buttercupreader.net.

There's also a blog http://www.buttercupreader.net/blog.