How to list all loadable modules in iptables (given after the -m flag)?This post proposes to list loadable modules withls /lib*/iptables/I don't have this folder with my version (v1.6.0). 
How to list iptables loadable match modules
iptables;kali linux;firewall
You got everything described in the linked your post.1) List all available modules::~# ls /lib/modules/`uname -r`/kernel/net/netfilter/2) List all loaded modules::~# cat /proc/net/ip_tables_matchescommentaddrtypemarkconntrackconntrackconntrackrecentrecentaddrtypeudpliteudptcpmultiporticmp