Hmmm...here are smoe nice ones
Alpha Protocol
Enchanted Arms
Valkyria Chronicles
Resonance of Fate
White Knight Chronicles (I or II)
Star Ocean
Eternal Sonata
Decent ones
Agarest: Generations of War
Agarest: Zero
Sonic's Ultimate Genesis Collection (contains Sega Genesis RPGs: Phantasy Star II, III, IV [I believe you can unlock I], Shining in the Darkness, Shining Force I and II, Beyond Oasis.
Not so good
Final Fantasy XIII
Atelier Rorona
Atelier Totori
Disgaea 4
Cross Edge
Trinity Universe
Hyper Dimension Neptunia
Disgaia 3
Last Rebellion
And here's some GREAT ones but there's a twist
Final Fantasy I, II, IV, V, VI, VII, VIII, IX, Chrono Trigger, Chrono Cross, Grandia, Lunar Silver Star, Lunar Eternal Blue.
Yes, if you can find Playstation I games, the PS3 is backwards compatible with them (but NOT with PS2 games, at least the current PS3 versions aren't compatible with PS2 games).