I've also started work on xml-rpc-api2cpp, which is essentially an IDL compiler for XML-RPC. Instead of using IDL files, however, it directly queries the remote server for API information.
My XML-RPC hacking time is down to a few hours here and there. This will change in six or seven weeks. Yay!
FOAF updates: Trust rankings are now exported, making the data available to other users and websites. An external FOAF URI has been added, allowing users to link to an additional FOAF file.
Keep up with the latest Advogato features by reading the Advogato status blog.
If you're a C programmer with some spare time, take a look at the mod_virgule project page and help us with one of the tasks on the ToDo list!