joyist (original version - binary only - l4d2 only)
https://forums.alliedmods.net/showthread.php?p=2588181

Aya Supay (reconstructed version - l4d2 only)
https://forums.alliedmods.net/showpost.php?p=2588319&postcount=3

Aya Supay #2 (reconstructed version - l4d1 only)
https://forums.alliedmods.net/showpost.php?p=2655126&postcount=5