Things like milkers, auto dildos, electro stimulation, portals, tickle machines? Milkers could be used to give pleasure to the subject or your character. Auto dildos for fucking. Etc.
The game is still early access, most if not all will be implemented in time.
Almost all of the above will be implemented, but I'm closing this topic for being too broad. When possible, try to use the suggestions board for specific, actionable tasks / suggestions.
Customer support service by UserEcho