There are 2 repositories under telegram-store topic.
A customizable Telegram shop bot that accepts bitcoin payments
This is 100% Free Shop Bot, Is a Telegram Store Bot you can use for selling your products and services and manage your orders. You customers can easily shop on you store with confidence.
InDMShopBot: The best Telegram Shopping Bot For Sellers, The Shop Bot is a Classic and Premium e-commerce bot created for sellers to own a store for selling products and services on telegram.