“Notify.io is your global web notification system. Real-time notifications of events from the web, under your control.” Hooks into Growl and other notification systems, accepts triggers via Web Hooks and Comet Stream
#notification
Prowl
Growl notifications sent to your iPhone.
Yip
“A Unified Notification System for the Web”, brings Growl-like notifications to the browser, which may be triggered via websites.
Web Hooks
“User-defined HTTP callbacks for push, pipes and plugins”
FeedGrowler – get Growl notifications from your feeds
On a whim, I whipped up this quick project today. Basically it just gives you a Growl notification when a feed you’re monitoring gets a new post (or technically, when the most recent post in the feed changes content).
php-growl – Google Code
PHP class to handle sending network Growl notifications using PHP
Growl Notifications for iCal (How-To)
Growl Notifications for iCal (How-To)
Cool hack to make iCal send notification via Growl rather than the nasty internal panel thing/sound/email/whatever.