Top 20 NuGet credit Packages

Stripe.net is a sync/async .NET 4.6.1+ client, and a portable class library for the Stripe API. (Official Library)
CreditCardValidator helps you validate credit card numbers, identify its issuer (Visa, Mastercard, etc), verify length, prefixes and check it through the Luhn algorithm. It can also generate random credit card numbers for testing purposes.
A .Net client for our JudoPay API, allowing you to quickly and easily process payments
NetLedger is a simple, self-contained ledgering library for adding debits and credits, checking balances, and performing commits on pending entries. NetLedger is self-contained and uses Sqlite; should you need a version using an external database, please contact us.
The official Globally Paid .NET library Supporting .NET Standard 2.0
Payload C# library for the Payload API (https://payload.co).
BlockChyp is a .NET 4.5+ class library for accessing the BlockChyp Terminal and Gateway APIs.
Recognize credit cards across Xamarin.iOS and Xamarin.Android
API wrapper for the Checkout.com Payment Gateway Docs: https://docs.checkout.com/docs/api-quickstart GitHub: https://github.com/checkout/checkout-net-library
Stripe is a simple, developer-friendly way to accept payments online. We believe that enabling transactions on the web is a problem rooted in code, not finance, and we want to help put more websites in business.
"This package contains all types to communicate with all Pay Insights Platform (PI) in order to make any financial transation with credit/debit cards and other transaction capture modes."
PayCards iOS Binding library.
PayCards Android Binding library.
Openpay (https://openpay.mx) client API built for Xamarin. Ensure you have proper permissions set by reading the README.
BinInfo is an API wrapper that retrieves information about Credit Card Issuers through binlist.net public REST API.
Wrapper for SecurionPay API
Autofac module for Stripe.Client.Sdk
Async Stripe Clients For .NET
.NET Lib for Credit Card Number Operations
MvvmCross plugin to scan credit card info using the device's camera