Most of NulledBB things are custom coded if I'm not mistaken.
So there is no way to get them like that.
But you should start off with MyBB.
MyBB Requests
like system like nbb
Submitted by panglod, 14-10-2015, 10:59 PM, Thread ID: 11368
Thread Closed
RE: like system like nbb 15-10-2015, 08:21 AM This post was last modified: 15-10-2015, 08:22 AM by Illuminatus #4 Do not allow the eye to fool the mind.
15-10-2015, 08:21 AM
#4 This post was last modified: 15-10-2015, 08:22 AM by Illuminatus
Do not allow the eye to fool the mind.