Growl 1.3.3 For 10.7 (aka Lion)
Available in the App Store for $1.99
This blog post has more information.
Growl 1.2.2 - For 10.6 and 10.5
Growl 1.1.6 - For 10.4
Growl 0.7.6 - For 10.3
Growl Version History
HardwareGrowler 1.3 For 10.7 (aka Lion) and 10.6
Available in the App Store for $1.99
HardwareGrowler for 10.5 is
available in the Growl 1.2.2 download
General Downloads
Growl Uninstaller
Removes Growl 1.2.2 and below.
Growl Version Detective 1.2.1
Checks for Growl support in Applications
GrowlNotify 1.3
For use with Growl 1.3+
For 10.7+
GrowlTunes 1.2.2
Notifications for iTunes track changes
Developer Downloads
Growl 1.3.1 SDK
1.3.1 SDK changes
1.3 SDK changes
Growl Display Plugin Sample 1.2
Example a display for Growl
AppleScript Sample
A basic AppleScript Example
Growl 1.3 Control Suite
An AppleScript Example of how to control Growl