In Ghost In The Shell there has been many technological advances, including advances in the fields of cybernetics, bioengineering, biomechanics, prosthetics, bionics, robotics and artificial intelligence. However it would be more easily described as cyberpunk technology.
A brain artificially augmented with physically integrated electronic components. Most people have at least this as a minimum cybernetic augmentation, however it is illegal for children (whose brains have yet to finish growing) to undergo this operation.
Psymechs are advanced cyborg brain technicians.
An AI walker/roller tank, appearing only in the Ghost in the Shell: Stand Alone Complex sub-universe. They are best described as a "spider type multi leg/multi ped combat vehicle equipped with artificial intelligence", possessing the ability to act as both personl transport units and mobile weapons platforms.
A number of mecha appear in the GITS universe, some of them acting as military hardware, and others not.