VTelegram
Simple yet powerful PHP library for Telegram Bot API
Simple yet powerful PHP library for Telegram Bot API

VTelegram has all Telegram Bot API functionality inside. It will even help you to create your own bot with all functionality of Telegram platform. Also library has all Telegram API abstractions defined in PHP classes what makes it comfortable to work with them.

Note: Library is still in active development, but you can find usable sources on Downloads page.