Telegram API NET is one of the most complete libraries available to interact with the Telegram Bot API in your NET project. Free and open source.
It contains all the methods available in the Bot API 4.5 released on December 31, 2019. In addition, it has a complete set of classes with all objects used.
See the version list below for details.
Install-Package Telegram_API -Version 1.2.3
dotnet add package Telegram_API --version 1.2.3
<PackageReference Include="Telegram_API" Version="1.2.3" />
paket add Telegram_API --version 1.2.3
This package is not used by any popular GitHub repositories.