blocking-bots
There are 4 repositories under blocking-bots topic.
jonasjacek/robots.txt
Simple robots.txt template. Keep unwanted robots out (disallow). White lists (allow) legitimate user-agents. Useful for all websites.
herrbischoff/badbots
Current CIDR-formatted list of unwanted bots caught on my systems.
JBlond/ban_em_all
collection of bash scripts to fill iptables with ip adresses
SkyrocketStan/TwitterMassBlocker.py
Automatically Block Followers of the user(s).