Dafont.com has plenty of free fonts. This specific hyperlink takes you straight to the free script fonts. They're not all good, so use discretion. Also, if you don't have a font management program you can use your computer to search through the font library. Type "script" in the seach bar and you can view all fonts with script in the title. There are plenty to choose from. Some good ones that don't have script in the title are :
Fling, Affair, LaPortenia.