Blogs, RSS, and XML-RPC, Oh My!

I've been looking for a couple of other XML-RPC- or SOAP-aware RSS directories to query from the new feed search in Raggle. There seems to be a plethora of ping APIs exposed, but virtually no query interfaces. At the moment, the best one by far is the Syndic8 API, followed closely by Meerkat (both are XML-RPC. Ah well, c'est la vie. Speaking of the new find feeds feature in Raggle, here's what it looks like:

find feeds

It's even less functional than the Categories code at the moment, but the basic framework is there. Anyway, here's a couple of interesting links: