open.tg is a Telegram directory, so you sign in with Telegram. No password, no email — and your submissions carry your handle so people can see who vouched for what.
TELEGRAM_BOT_USERNAME and TELEGRAM_BOT_TOKEN, and point the bot’s domain at this site with /setdomain in @BotFather.We store your Telegram id, handle, name and photo — nothing else. No message access, ever.
How we verify