Follow That Page - web monitor: we send you an email when your favorite page has changed.

from Diigo
Feed Analysis v1.1 Analyzes Your FeedBurner Feeds
Feed Analysis v1.1 Analyzes Your FeedBurner Feeds
AideRSS
LinkRSS.com - create, store and syndicate your own custom RSS feeds
Zookoda
Filter RSS feeds with Feed Rinse
Ponyfish RSS Feed Builder
iPodulator: Create iPod-compatible Reading