apatanaradrailsrdt
http://www.aptana.com/blog/?p=108
We are really proud to announce today that Aptana has taken over the RDT project (Ruby Development Tooks) and has hired the lead developer on RDT, Chris Williams. With our recent announcement of our acquisition of the RadRails project, the Aptana IDE is on its way to being the leading open-source Ajax and Rails IDE. Please read more about it here.