Payward's Kraken supports trading of XBT (bitcoin),
XLTLTC (litecoin), XVN (Ven), USD, and EUR.
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https://www.kraken.com/Apparently kraken is not available for users from certain jurisdictions (Germany in my case).
Which is a pity, IMO - they have quite advanced security mechanisms in place.
Also, this list would be much more useful if you included *some* info on the exchanges.