masterzdran 

A library that validates if the document id is valid or not.

A library that validates if the NIF (tax payer id) is valid or not.

A library that validates if the payment card number (VISA) is valid or not.

A library that validates if the International Bank Account number (IBAN) is valid or not.

A library that generates a valid NIF (tax payer id) for testing purposes.

A library that validates if Portuguese International Bank Account number (IBAN) is valid or not.

A library that validates if the NISS (Social Security Person Id) is valid or not.

A library that validates if the CC (Citizen Card id) is valid or not.

A library that generate a valid NISS (social security id) for testing purposes.

A library that generate CC (Citizen Card id) for testing purposes.

A library that validates if the payment card number (MaestroUK) is valid or not.

A library that validates if the payment card number (AmericanExpress) is valid or not.

A library that validates if the payment card number (Mastercard) is valid or not.

A library that validates if the payment card number (VISA) is valid or not.

A library that validates if the payment card number (Maestro) is valid or not.

A library that validates if the payment card number (VISA Electron) is valid or not.

A library that add a middleware to validate if a payment is due, to use SaaS service.

Templates to use when creating new dotnet core projects.

A library that have common functionalities.

A library that generate Visa Credit Card Document Number, for testing purposes.