This is a complete framework for developing SOA Web Services in Perl, utilizing SOAP::Lite, mod_perl and Apache2. Components include a reverse proxy with Authen/Z and logging, .pm to WSDL generator and database resource pool handlers with ResourcePool.
KIS (Keep It Simple) is an open-source framework for developing rich web applications. KIS applications can be created entirely in server-side Java code using a component-oriented and event-driven API. It also supports AJAX for SVG and Silverlight .
Velocity, Dwr, Ibatis
Seedling is a generic application platform enabling streamlined development of Java apps from reusable components. It is appropriate for client, server, headless or GUI applications.
An opensource CAD system