Top 20 NuGet payments Packages

Braintree Client Library
Checkout.com SDK for .NET
Client for the GoCardless API - a powerful, simple solution for the collection of recurring bank-to-bank payments
Use this SDK to integrate with the Authorize.Net APIs for Payment Transactions, Recurring Billing, Customer Payment Profiles and Reporting.
This is the .Net SDK for Transbank Integration.
CodeMash tools for .NET developers. Access codemash.io tools from .NET Core
A fully-asynchronous client for the GoCardless API that aims to improve upon the developer experience of the official GoCardless client.
.NET implementation of FIS eCommerce XML spec
A .NET 5 wrapper for the Telegram Bot API 5.4
CM Payments Software Development Kit
Integrate Telegram.Bots Serializer with ASP.NET Core
Integrate Long Polling with Telegram.Bots
For merchants who have built their app on Xamarin platform - Paytm provides a NuGet package for you to conveniently integrate All-in-One SDK.
The easiest way to integrate your .net application with Pinch Payments. Create payers, add payments, receive webhooks, fetch payments, get paid. Really all the good stuff. It's for Australian businesses if you didn't already know. I'll assume you did if you got this far, if not, Welcome! but you sho...
Реализация VK Donuts App API для .NET. Подробнее на сайте проекта
PayNL Gateway SDK
Checkout.com Extension for Microsoft Configuration and Dependency Injection
Klarna integration API for .NET
SDK for Klarna Checkout v3 and Order Management v1 APIs
.NET SDK library for Klarna Services