PayU payment gateway for Turkey
http://www.payu.com.tr

Note: There are no payment gateway plugins for Turkey

QuickBooks Merchant Services (QBMS)

gateway for latin american customers. Hope we can have it, since there are millions of internet users in Latam, and they still feel afraid of giving credit card numbers trouh websites, so this offers more options such as payment on seveneleven stores

Chase's payment gateway!

Atos is widely used by French banks (I don't know if anywere else)
See http://www.sips-atos.com/fr/1/Accueil.html for details :)

The worlds biggest payment gateway. A must! Especially for China http://www.alipay.com

Create a new payment gateway for CubePoints (www.cubepoints.com). MarketPress from WPMU Dev does this (http://premium.wpmudev.org/project/e-commerce) and it lets you either reward users for commenting / interacting with your site or set up a virtual currency.

I would like to see the option to charge customers a fee when they use a specific payment gateway. E.g., 1 euro for credit card payments, but no fee for iDEAL payments.

Over 40 different payment methods (like Ogone). http://www.docdata.nl
Used by V&D, Bijenkorf, Bol.com, ABN-AMRO, Tele2 etc

Most used payment gateway in ITALY.
https://www.sella.it/ecommerce/gestpay/gestpay.jsp

http://www.1shoppingcart.com/

For european business !

Norwegian Payment Gateways

It would be AWESOME if you could add the new Infusionsoft setup as a payment gateway. This would take inbound marketing to new heights!!! Hope this can be done ASAP :)

Paypal chained payment mode for woo-commerce plugin. https://cms.paypal.com/us/cgi-bin/?cmd=_render-content&content_ID=developer/e_howto_api_APIntro (See Chained payments)

Quickpay.net is the best and one of the cheapest payment gateway if your market is in Denmark. They have a great API to code with.

https://quantumgateway.com/