ESRB (Entertainment Software Ratings Board) listings have popped up suggesting the release of 
Metal Gear Solid and 
Resident Evil as PSOne Classics on the PlayStation Store in the US.
Also given mention are Take-Two's 
Spec: Ops: Covert Assault and 
Spec Ops: Ranger Elite, with Ubisoft's 
Tom Clancy's Rainbow Six rounding out the group.
ESRB via Gamesindustry.biz