Top 2 anti-spam-bot open source projects

Discord bot written on discord.js, deletes messages with scam links.

Telegram Bot that figths against Spammers who join groups to publish their annoying and unwanted info. The Bot will watch for all new users that join the group and don't let them to publish messages that contains URLs until they have been in the group long as an specific time, and they have written an enough number of messages (configurable).