Starting now you can sell your game in a handful of different currencies when using PayPal. All you need to do is head over to the user settings page and choose a currency.
The checkout flow will then use the currency you chose:
It’s recommended to set the currency on itch.io to match your PayPal account so you can receive money without having to open up a separate balance. PayPal will automatically handle conversion to your currency when someone buys your game.
Additionally, I’ve updated the FAQ with more information about the currencies and the recent addition of Amazon Payments.