Grails - Worth a look?
Recently announced Grails is a Groovy based framework for creating web apps using Groovy. Groovy seems to have picked up more interest lately.
Selenium - browser based testing tool
I came across this tool called Selenium – another product from thoughtworks.com. It is mean for writing acceptance ttesting for web applications. It is a browser based app that requires further investigation. I think it is useful to have something like this for doing acceptance testing.
You can find more information about Selenium at openqa.org.
waffle - another rails like framework
waffle is another Rails like framework from thoughtworks.com.