Lullaby, an extensible open source attribute-based framework for creating RESTful .NET services is now available for download as a release candidate. Lullaby 1.0 RC1 features include:

• Authentication provider model
• Cache provider model
• Cache invalidation framework configurable by both attributes and an XML file
• Extensible serialization framework
• Search for URL template matches across multiple assemblies
• Service URL routing using System.Web.Routing
• Extensible API
• Support for application/x-www-form-urlencoded MIME type

Download binaries and documentation - http://ryanolshanrest.googlecode.com/files/Lullaby%201.0%20RC1.zip
Download documentation - http://ryanolshanrest.googlecode.com/files/Lullaby.pdf
Lullaby Google Group - http://groups.google.com/group/lullaby-rest