CtfWatcherBot is a Telegram Bot that helps you keep track of Capture The Flag competitions using CTFTime Api and some scrapping.
Try yourself at https://t.me/CtfWatcherBot
If you want to setup your own instance of the bot just create a config.json file with the key (given by the BotFather), example:
{
"key": "YOUR:TELEGRAM-KEY_HERE"
}