Payments APIs

Popular first highlights editorial picks, then ranks providers by monthly downloads of their official SDKs on npm and PyPI (measured 2026-10-18). Others follow A–Z.

Interswitch Group

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Isabel Group

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IXOPAY

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iZettle

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JCB

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Judopay

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Lantec

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LawPay

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M-Pesa

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MagTek

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Marketflow

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Marqeta

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Merge

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Modulr

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MoneyMoney

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Monizze

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MultiSafepay

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Nets Group

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New Payments Platform

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Newt

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Nexi

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OMNIO

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OpenPayd

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Paga

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Pagato

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PagSeguro

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Paidy

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PalmPayapp

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Pay with Bolt

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PAY.nl

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PayByLink

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PayFast

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PayGreen

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Payit™ by NatWest

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Payment Rails

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Paymentwall

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Paymob

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PayMongo

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PayPlug

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Paypodo

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PayPoint

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PayRequest

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Payrexx

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Paysafe Group

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Paysera

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Payshield

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Paystone

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PayString

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Counts reflect unique named profiles assigned to this category. Documentation and integration details vary by provider.