This is amazing!

Are you open sourcing this?

Can others stream their logs to your servers and have a crowdsourced list of attackers in real time together with their activity?

Hey we actually built the second part as a product. Its a modern revamp of fail2ban combined with crowdsourcing aspect to deliver an up-to-date blocklist of active threats. You can check it out at https://github.com/crowdsecurity/crowdsec