Top 20 NuGet card Packages

Class library providing abstractions and utilities for working with Microsoft technologies.
jQuery Credit Card Validator will tell you the detected credit card type and if the number length and Luhn checksum are valid for the type of card
CHIMP card model
CHIMP card detectors API
CHIMP card detectors
Payabbhi .NET Library
API Wrapper for Cardknox Payment Processor written in C# with support for payments, recurring transactions, and reporting. Refer to https://kb.cardknox.com for full API reference or https://github.com/TheScripters/Cardknox-API-Wrapper/wiki/ for library reference
Client for Mundipagg API
Exposes common Microsoft services for use with Xamarin Android projects.
The MaxiPago gateway SDK for .NET projects
a .NET based Legacy Actionable Message Card (MessageCard) library to enable easier creation of Message Cards using object oriented coding instead of having to manipulate long JSON strings within your applications. Ideal for help with the development of Actionable Cards within Microsoft Teams.
Classes to validate the formal correctness of national account numbers and international credit card numbers. The conversion between national account numbers and IBAN is supported too.
Perform Luhn (Modulus 10) validation on a given number.
This is an implementation of the paper "A Toolbox for Mental Card Games"
Client proxy for QuickPay payment gateway
Game engine for the Texas Hold'em poker card game (a variation of the standard card game of poker).
Stone Gateway Client
Credit card detection
This package includes Integrations for Wirecard Api's.