I almost always use the cards from either http://svg-cards.sourceforge.net/ http://svg-cards.sourceforge.net/ or https://code.google.com/p/vectorized-playing-ca

I almost always use the cards from either http://svg-cards.sourceforge.net/ http://svg-cards.sourceforge.net/ or https://code.google.com/p/vectorized-playing-cards/; https://code.google.com/p/vectorized-playing-cards/; both are open source.