What 3 pieces of Trek technology do you wish were real?

[Isolinear]

Hypospray. I hate needles.

 

[dswynne1]

A lightsaber.

A droid (with the complete schematics and technical details of an X-Wing Fighter in its memory banks).

A blaster-

Oops, sorry. Wrong forum.

 

[Captain Rob]

How about that alleged device that beams out your poop. Could it possibly work on body fat?

 

[SPCTRE]

Clean cheap energy from matter/antimatter reaction, that alone would change the world for the better in so many ways. Replicators and the advanced medical tech would be great also.

Yup.