We have already integrated 18 payment service providers with Magento 2.

 1) Stripe

2) Moip (Brazil)

3) Square Payments

4) iPay88 (Malaysia)

5) SecurePay (Australia)

6) 歐付寶 allPay (Taiwan)

7) ING Kassa Compleet (the Netherlands)

8) Omise (Thailand, Japan)

9) 2Checkout

10) PostFinance (Switzerland)

11) Yandex.Kassa (Russia)

12) Robokassa (Russia)

13) Paymill (Germany)

14) Dragonpay (Philippines)

15) VISA QIWI Wallet (Russia)

16) Quickteller  (Nigeria)

17) Checkout.com

18) Etranzact (Nigeria)

19) Flutterwave Rave (Nigeria)

20) Ginger Payments (the Netherlands)

21) Spryng Payments (the Netherlands)