Greasemonkey compatible script manager for Chrome.
Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for websites and even customize Firefox and other programs themselves.
Yet another Greasemonkey available as Chome and Safari extension.
GreaseKit is a SIMBL plugin, that adds user scripting to Safari, Mailplane, Diet Pibb.app and all WebKit applications.
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