Cryptolens 

An API documentation can be found at https://help.cryptolens.io/api/dotnet/. This is a client API that serves as an interface to Devolens (formerly Cryptolens) Web API (app.cryptolens.io/docs/api/). NB: There... More information

An API documentation can be found at http://api.serialkeymanager.com/. This is a client API that serves as an interface to SKM Web API (app.cryptolens.io/docs/api/). NB: There is also one for C++... More information

An API documentation can be found at https://help.cryptolens.io/api/dotnet/. This is a client API that serves as an interface to Devolens (formerly Cryptolens) Web API (app.cryptolens.io/docs/api/). This... More information

This library helps you to 1) verify a VAT number using the European Commission's API and 2) get the tax percentage (VAT) that should be applied to an invoice. The package is aimed at European businesses (i.e.... More information

Implements two-factor authentication support (both time and counter based).