This page is where your imagination can take flight. Add any possibilities that occur to you, that would be enabled by a designed, bio/synthetic body.
A few suggestions:
Mer-people (bodies adapted for life underwater)
Space-adapted bodies, as per Kline and Clynes original 'cyborg' concept.
Minor variations on the standard humanoid form, such as elves, Pandorans, cat-people, etc.
Further variations such as centauroids, dinosauroids, ...