Blocks weapons, very important (eureka effect, wrap assassin): https://forums.alliedmods.net/showthread.php?t=140045

Third person: https://forums.alliedmods.net/showthread.php?p=1694178

These three are needed for the chat tags and colors:
Custom chat color menu: https://forums.alliedmods.net/showthread.php?p=1825772
Simple chat processor: https://forums.alliedmods.net/showthread.php?p=1820365
Custom chat colors: https://forums.alliedmods.net/showthread.php?p=1721580

If you want Jack's plugin to check for if people have mics, you need this plugin and extension:
https://forums.alliedmods.net/showthread.php?t=245384
https://forums.alliedmods.net/showthread.php?t=180114

Aim names (see names of people on the other team): https://forums.alliedmods.net/showthread.php?p=1044646

Round timer (time limit for the rounds):
Download it from here (Jack made his own version): https://forums.alliedmods.net/showpost.php?p=2108614&postcount=19
Documentation is here: https://forums.alliedmods.net/showthread.php?p=1769674