Telegram bot for various purpose written in Python, price depends on the compatibility and how feature-rich you want from it. I will implement one or a few of features you picked from the list but not limited to the list, I'll evaluate your specified tasks.Make sure that we've already talked about your requirements before placing an order, I need to evaluate the technical possibility and difficulty for the implementation.Messages forwarder/copier, channel mirroringPaid channel membership managementGroup/Channel copier/exporter/importer (join groups/channel with your other account)Integrate it with your existing project, such like sending messages to Telegram for notificationgroup management, ban, kick members etc.group welcome messages, verify if new member is humangroup new member join message automatic deletionIntegrate with third-party website/services, use crawler to fetch and post contents to channelsAtom/RSS feed readerAudio/Video downloaderVoice chat music playergroup karma/ratinggroup hashtag based notesuserbot automatically reply/comment/forward(userbot) group/channel message automatic mirroring/forwarding/copying+ See More