There are actually quite a few cash mods with different features.
I have a
casino which includes a cash feature, cash is used in the casino and is awarded for signing in once a day, posting, starting threads, referrals, rating threads, getting / giving reputation, and of course won in the casino
But there are a few other cash mods, for example this one is quite popular:
https://vborg.vbsupport.ru/showthread.php?t=151924 and gives lots of options and control.