OSN is an open source open protocol distributed social network. Public key cryptography makes the network resilient to spam. User profiles are based on FOAF XML and users can migrate their profile from one site of the federation to another.
ActiveGrid is an Enterprise Web 2.0 solution that allows the composition of code-free applications that comply with corporate IT standards. Technologies include Python, Java, XForm, Xpath, WSDL, CSS, XML Schema (XSD), XACML, and BPEL.