Konami recently announced
Metal Gear Solid & Zone of the Enders HD collections for PS3&360.
The ZOE Collection will feature both of the PS2 games.
The MGS Collection includes:
Metal Gear Solid 2: Sons of Liberty
Metal Gear Solid 3: Snake Eater(It will be the subsistence version with the optional 3rd person camera)
and Metal Gear Solid: Peacewalker
Kojima revealed a feature called transfarring, which will allow gamers to transfer save data between PS3 and either the PSP(Peacewalker) or NGP(MGS1&2). In the future, he hopes to do the same for full PS3 games.
In Japan, Peacewalker will be sold separately from the PS2 games. The PS3 version of Peacewalker HD edition will include a code to download the PSP version of the game. The PS3 version of Metal Gear Solid HD edition(MGS2&3) will include a code to download the original Metal Gear Solid. Once again, this is concerning the Japanese versions, we don't know if the codes will be included in the western collection.