Since websites like OF became really popular I got curious, are there any other kinds of spicy websites out there that are worth exploring?

You definitely should learn some more bout vr porn if you are not familiar with it. IMO, it's the pinnacle of spicy content. You can't even imagine how much better it is than all the regular stuff. The only drawback is that you need a somewhat powerful PC and a headset. But it would definitely be a worthy investment.