Wedding invitations typically use a more decorative or flourished typeface. Here are links to ten decorative fonts. These fonts are free to use in your own creative designs. If you are interested in locating more free fonts, you can check out Font Squirrel, 1001 fonts, or DaFont.
Alex Brush
http://www.fontsquirrel.com/fonts/alex-brush
Almendra
http://www.fontsquirrel.com/fonts/almendra
Elsie
http://www.fontsquirrel.com/fonts/elsie
Felipa
http://www.fontsquirrel.com/fonts/felipa
Gothic Ultra
http://www.fontsquirrel.com/fonts/Gothic-Ultra-OT
Herr Von Muellerhoff
http://www.fontsquirrel.com/fonts/herr-von-muellerhoff
Miama
http://www.fontsquirrel.com/fonts/Miama
Promocyja
http://www.fontsquirrel.com/fonts/Promocyja
Windsong
http://www.fontsquirrel.com/fonts/Windsong
Worstveld Sling
http://www.fontsquirrel.com/fonts/worstveld-sling