This is an implementation for the Telegram Bot API that targets .NET Core (currently 5.0) and has no other dependencies.
This API is also published as Nuget Package.
It is designed for simple use, so that beginners can use Telegram Bots for fun, house automation, whatever. Although its for simple use, the target is to keep track and implement all of Telegrams API in this one dll.
Although the library intends to cover all of Telegrams Bot API, and complex usecases, the most simple Bot would look like this: