User Scripting for all WebKit applications
GreaseKit is a SIMBL plugin, that adds user scripting to Safari, Mailplane, Diet Pibb.app and all WebKit applications.
Nils Werner created GreaseKit-Users and GreaseKit-Developers on Google Groups.
Sorry, GreaseKit 1.2-1.3 and Creammonkey 0.9-1.1 have security vulnerability. Please upgrade to a newer version.
GreaseKit-1.7.dmg (2008-09-22)
First, Please install SIMBL.
Please copy "GreaseKit" bundle from the downloaded Disk Image.
And paste the copy in the ~/Library/Application Support/SIMBL/Plugins.
Relaunch your Safari.
If the installation is successful, you'll see "GreaseKit" on the menubar!
GreaseKit is hosted at Google Code.