PC/Windows equivalent of "Fake"

Doing some web testing and need a way to fill out forms automatically without much user interfere开发者_如何学编程nce. For OSX there is Fake (FakeApp.com) but is there an equivalent for Windows systems that are not Firefox/Chrome extensions?

Selenium RC? It's a UI scripting host commonly used for exactly what you want to do; automated UI testing of websites. It's browser-independent; just needs JavaScript enabled.

Google's toolbar has autofill. Although that might fall under your category of extensions.