Displays Gmail inbox, Twitter stream/searches, feeds, &c., non-interactively.

Using Google Feed API to display Media RSS

I have no memory of signing up for this - glad I did, though!

Dinky.

"Feed Rinse is an easy to use tool that lets you automatically filter out syndicated content that you aren't interested in. It's like a spam filter for your RSS subscriptions."

This is essentially a hosted weblogging app that outputs only a RSS feed, no website. Interesting. (I did the same with my old podcast, using XSLT to magic up a web page for anyone who happened upon the feed.)