Borges-1.0.0 has been released.

Borges is a web application framework ported from Smalltalk's Seaside2 [1]. Borges uses continuations to transparently track user state supporting full use of the browsers back button to undo actions. Borges requires Ruby 1.8

Borges supports Webrick and CGI-based webservers.

[1] http://beta4.com/seaside2/